Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Electrical.AC.ThreePhasesBalanced.Conversion.Examples.ACACConverter.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 3.2.3+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false)
Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo)
Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+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(Buildings.Electrical.AC.ThreePhasesBalanced.Conversion.Examples.ACACConverter,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesBalanced.Conversion.Examples.ACACConverter")
translateModel(Buildings.Electrical.AC.ThreePhasesBalanced.Conversion.Examples.ACACConverter,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Electrical.AC.ThreePhasesBalanced.Conversion.Examples.ACACConverter")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001129/0.00113, allocations: 115.3 kB / 15.34 MB, free: 0.5156 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00156/0.00156, allocations: 191.8 kB / 16.25 MB, free: 6.629 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.714/1.714, allocations: 205.1 MB / 222.1 MB, free: 4.711 MB / 174.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.799/1.799, allocations: 292.2 MB / 0.5485 GB, free: 13.64 MB / 462.1 MB
Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.001328/0.001328, allocations: 63.67 kB / 0.671 GB, free: 26.21 MB / 0.5294 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2953/0.2966, allocations: 114.6 MB / 0.7829 GB, free: 13.89 MB / 0.6075 GB
Notification: Performance of NFInst.instantiate(Buildings.Electrical.AC.ThreePhasesBalanced.Conversion.Examples.ACACConverter): time 0.004991/0.3017, allocations: 2.87 MB / 0.7857 GB, free: 11 MB / 0.6075 GB
Notification: Performance of NFInst.instExpressions: time 0.003212/0.3049, allocations: 2.02 MB / 0.7876 GB, free: 8.973 MB / 0.6075 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.000141/0.3051, allocations: 3.938 kB / 0.7876 GB, free: 8.969 MB / 0.6075 GB
Notification: Performance of NFTyping.typeComponents: time 0.000838/0.3059, allocations: 223.2 kB / 0.7879 GB, free: 8.75 MB / 0.6075 GB
Notification: Performance of NFTyping.typeBindings: time 0.0004546/0.3064, allocations: 183.4 kB / 0.788 GB, free: 8.57 MB / 0.6075 GB
Notification: Performance of NFTyping.typeClassSections: time 0.0007262/0.3071, allocations: 247.4 kB / 0.7883 GB, free: 8.328 MB / 0.6075 GB
Notification: Performance of NFFlatten.flatten: time 0.0003553/0.3075, allocations: 311.1 kB / 0.7886 GB, free: 8.023 MB / 0.6075 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0003788/0.3079, allocations: 174.2 kB / 0.7887 GB, free: 7.855 MB / 0.6075 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.0001717/0.3081, allocations: 123.6 kB / 0.7888 GB, free: 7.734 MB / 0.6075 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.0002669/0.3083, allocations: 159.5 kB / 0.789 GB, free: 7.578 MB / 0.6075 GB
Notification: Performance of NFPackage.collectConstants: time 3.026e-05/0.3084, allocations: 16 kB / 0.789 GB, free: 7.562 MB / 0.6075 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.0005294/0.3089, allocations: 391.2 kB / 0.7894 GB, free: 7.18 MB / 0.6075 GB
Notification: Performance of NFScalarize.scalarize: time 9.732e-05/0.309, allocations: 87.78 kB / 0.7895 GB, free: 7.094 MB / 0.6075 GB
Notification: Performance of NFVerifyModel.verify: time 0.0001045/0.3091, allocations: 123.4 kB / 0.7896 GB, free: 6.973 MB / 0.6075 GB
Notification: Performance of NFConvertDAE.convert: time 0.0005455/0.3097, allocations: 490.5 kB / 0.7901 GB, free: 6.492 MB / 0.6075 GB
Notification: Performance of FrontEnd - DAE generated: time 5.771e-06/0.3097, allocations: 0 / 0.7901 GB, free: 6.492 MB / 0.6075 GB
Notification: Performance of FrontEnd: time 1.413e-06/0.3097, allocations: 0 / 0.7901 GB, free: 6.492 MB / 0.6075 GB
Notification: Performance of Transformations before backend: time 6.872e-06/0.3097, allocations: 0 / 0.7901 GB, free: 6.492 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: 54
 * Number of variables: 54
Notification: Performance of Generate backend data structure: time 0.00107/0.3108, allocations: 0.5459 MB / 0.7906 GB, free: 5.895 MB / 0.6075 GB
Notification: Performance of prepare preOptimizeDAE: time 4.65e-05/0.3109, allocations: 8.031 kB / 0.7906 GB, free: 5.887 MB / 0.6075 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0007524/0.3116, allocations: 112.5 kB / 0.7907 GB, free: 5.777 MB / 0.6075 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0003099/0.3119, allocations: 256.5 kB / 0.7909 GB, free: 5.488 MB / 0.6075 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.061e-05/0.312, allocations: 12.81 kB / 0.791 GB, free: 5.477 MB / 0.6075 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 5.496e-05/0.312, allocations: 24.11 kB / 0.791 GB, free: 5.453 MB / 0.6075 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0006378/0.3127, allocations: 389.9 kB / 0.7914 GB, free: 5.047 MB / 0.6075 GB
Notification: Performance of preOpt findStateOrder (simulation): time 1.9e-05/0.3127, allocations: 3.938 kB / 0.7914 GB, free: 5.043 MB / 0.6075 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 3.388e-05/0.3127, allocations: 12 kB / 0.7914 GB, free: 5.031 MB / 0.6075 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.12e-05/0.3128, allocations: 23.77 kB / 0.7914 GB, free: 5.008 MB / 0.6075 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0005947/0.3134, allocations: 359.7 kB / 0.7917 GB, free: 4.656 MB / 0.6075 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002075/0.3155, allocations: 1.73 MB / 0.7934 GB, free: 2.781 MB / 0.6075 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0006801/0.3162, allocations: 341 kB / 0.7937 GB, free: 2.43 MB / 0.6075 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0002873/0.3165, allocations: 185.6 kB / 0.7939 GB, free: 2.242 MB / 0.6075 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0001597/0.3166, allocations: 93.03 kB / 0.794 GB, free: 2.133 MB / 0.6075 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.014e-05/0.3167, allocations: 42.56 kB / 0.7941 GB, free: 2.082 MB / 0.6075 GB
Notification: Performance of pre-optimization done (n=25): time 2.294e-06/0.3167, allocations: 0 / 0.7941 GB, free: 2.082 MB / 0.6075 GB
Notification: Performance of matching and sorting (n=35): time 0.007052/0.3237, allocations: 1.916 MB / 0.7959 GB, free: 164 kB / 0.6075 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 5.861e-05/0.3238, allocations: 81.11 kB / 0.796 GB, free: 64 kB / 0.6075 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0002164/0.3241, allocations: 180 kB / 0.7962 GB, free: 15.88 MB / 0.6231 GB
Notification: Performance of collectPreVariables (initialization): time 4.175e-05/0.3241, allocations: 29.7 kB / 0.7962 GB, free: 15.84 MB / 0.6231 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0001133/0.3242, allocations: 148.3 kB / 0.7963 GB, free: 15.69 MB / 0.6231 GB
Notification: Performance of collectInitialBindings (initialization): time 9.746e-05/0.3243, allocations: 118.3 kB / 0.7965 GB, free: 15.57 MB / 0.6231 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001476/0.3245, allocations: 77.69 kB / 0.7965 GB, free: 15.49 MB / 0.6231 GB
Notification: Performance of setup shared object (initialization): time 0.0001414/0.3246, allocations: 342.8 kB / 0.7969 GB, free: 15.15 MB / 0.6231 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.00047/0.3251, allocations: 244.7 kB / 0.7971 GB, free: 14.91 MB / 0.6231 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0005468/0.3257, allocations: 345.4 kB / 0.7974 GB, free: 14.54 MB / 0.6231 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0009613/0.3266, allocations: 0.5878 MB / 0.798 GB, free: 13.92 MB / 0.6231 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.015e-06/0.3266, allocations: 3.938 kB / 0.798 GB, free: 13.91 MB / 0.6231 GB
Notification: Performance of matching and sorting (n=44) (initialization): time 0.001156/0.3278, allocations: 0.6466 MB / 0.7986 GB, free: 13.26 MB / 0.6231 GB
Notification: Performance of prepare postOptimizeDAE: time 2.68e-05/0.3278, allocations: 8 kB / 0.7986 GB, free: 13.25 MB / 0.6231 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.644e-06/0.3279, allocations: 0 / 0.7986 GB, free: 13.25 MB / 0.6231 GB
Notification: Performance of postOpt tearingSystem (initialization): time 2.149e-05/0.3279, allocations: 8.281 kB / 0.7986 GB, free: 13.25 MB / 0.6231 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0008695/0.3288, allocations: 155.7 kB / 0.7988 GB, free: 13.09 MB / 0.6231 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 9.729e-06/0.3288, allocations: 4 kB / 0.7988 GB, free: 13.09 MB / 0.6231 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003886/0.3292, allocations: 47.92 kB / 0.7988 GB, free: 13.04 MB / 0.6231 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.899e-05/0.3292, allocations: 16 kB / 0.7989 GB, free: 13.03 MB / 0.6231 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0005318/0.3298, allocations: 356 kB / 0.7992 GB, free: 12.68 MB / 0.6231 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0004566/0.3302, allocations: 317.3 kB / 0.7995 GB, free: 12.33 MB / 0.6231 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0008743/0.3311, allocations: 0.5744 MB / 0.8001 GB, free: 11.73 MB / 0.6231 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.234e-06/0.3311, allocations: 0 / 0.8001 GB, free: 11.73 MB / 0.6231 GB
Notification: Performance of matching and sorting (n=44) (initialization_lambda0): time 0.001054/0.3322, allocations: 0.6145 MB / 0.8007 GB, free: 11.11 MB / 0.6231 GB
Notification: Performance of prepare postOptimizeDAE: time 1.339e-05/0.3322, allocations: 8 kB / 0.8007 GB, free: 11.1 MB / 0.6231 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.266e-06/0.3322, allocations: 0 / 0.8007 GB, free: 11.1 MB / 0.6231 GB
Notification: Performance of postOpt tearingSystem (initialization): time 6.202e-06/0.3322, allocations: 4 kB / 0.8007 GB, free: 11.09 MB / 0.6231 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0007999/0.333, allocations: 147.8 kB / 0.8008 GB, free: 10.95 MB / 0.6231 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 7.955e-06/0.3331, allocations: 11.88 kB / 0.8008 GB, free: 10.94 MB / 0.6231 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003779/0.3334, allocations: 43.94 kB / 0.8009 GB, free: 10.89 MB / 0.6231 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.637e-05/0.3335, allocations: 28.02 kB / 0.8009 GB, free: 10.87 MB / 0.6231 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 10
 * 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 (44):
 * Single equations (assignments): 44
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 0
 * Mixed (continuous/discrete) equation systems: 0
Notification: Performance of prepare postOptimizeDAE: time 0.0001809/0.3337, allocations: 204.1 kB / 0.8011 GB, free: 10.66 MB / 0.6231 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 8.683e-05/0.3338, allocations: 19.81 kB / 0.8011 GB, free: 10.64 MB / 0.6231 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001306/0.3351, allocations: 0.6646 MB / 0.8018 GB, free: 9.969 MB / 0.6231 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.496e-06/0.3351, allocations: 4 kB / 0.8018 GB, free: 9.965 MB / 0.6231 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 8.105e-06/0.3351, allocations: 7.938 kB / 0.8018 GB, free: 9.957 MB / 0.6231 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.043e-06/0.3351, allocations: 3.984 kB / 0.8018 GB, free: 9.953 MB / 0.6231 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002056/0.3372, allocations: 1.359 MB / 0.8031 GB, free: 8.496 MB / 0.6231 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.899e-06/0.3372, allocations: 8.031 kB / 0.8031 GB, free: 8.488 MB / 0.6231 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0005497/0.3378, allocations: 123.8 kB / 0.8032 GB, free: 8.367 MB / 0.6231 GB
Notification: Performance of postOpt tearingSystem (simulation): time 4.729e-06/0.3378, allocations: 0 / 0.8032 GB, free: 8.367 MB / 0.6231 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.044e-05/0.3378, allocations: 12 kB / 0.8032 GB, free: 8.355 MB / 0.6231 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 6.442e-06/0.3378, allocations: 7.938 kB / 0.8032 GB, free: 8.348 MB / 0.6231 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.659e-06/0.3378, allocations: 3.938 kB / 0.8032 GB, free: 8.344 MB / 0.6231 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0009828/0.3388, allocations: 0.7073 MB / 0.8039 GB, free: 7.598 MB / 0.6231 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0001524/0.339, allocations: 140.7 kB / 0.8041 GB, free: 7.441 MB / 0.6231 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 5.095e-05/0.339, allocations: 15.94 kB / 0.8041 GB, free: 7.426 MB / 0.6231 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003127/0.3394, allocations: 43.88 kB / 0.8041 GB, free: 7.383 MB / 0.6231 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 9.325e-05/0.3395, allocations: 23.97 kB / 0.8042 GB, free: 7.359 MB / 0.6231 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.696e-05/0.3395, allocations: 12 kB / 0.8042 GB, free: 7.348 MB / 0.6231 GB
Notification: Performance of sorting global known variables: time 0.0001349/0.3396, allocations: 148.9 kB / 0.8043 GB, free: 7.203 MB / 0.6231 GB
Notification: Performance of sort global known variables: time 1.3e-07/0.3396, allocations: 0 / 0.8043 GB, free: 7.203 MB / 0.6231 GB
Notification: Performance of remove unused functions: time 0.0006719/0.3403, allocations: 140 kB / 0.8044 GB, free: 7.066 MB / 0.6231 GB
Notification: Model statistics after passing the back-end for simulation:
 * 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 simulation (37):
 * Single equations (assignments): 37
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 0
 * Mixed (continuous/discrete) equation systems: 0
Notification: Performance of Backend phase and start with SimCode phase: time 0.0002827/0.3406, allocations: 144.5 kB / 0.8046 GB, free: 6.914 MB / 0.6231 GB
Notification: Performance of simCode: created initialization part: time 0.001584/0.3422, allocations: 0.8947 MB / 0.8055 GB, free: 6.02 MB / 0.6231 GB
Notification: Performance of simCode: created event and clocks part: time 3.526e-06/0.3422, allocations: 0 / 0.8055 GB, free: 6.02 MB / 0.6231 GB
Notification: Performance of simCode: created simulation system equations: time 0.0004269/0.3426, allocations: 257.9 kB / 0.8057 GB, free: 5.77 MB / 0.6231 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0005208/0.3432, allocations: 47.28 kB / 0.8057 GB, free: 5.727 MB / 0.6231 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.00132/0.3445, allocations: 0.8146 MB / 0.8065 GB, free: 4.863 MB / 0.6231 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004576/0.345, allocations: 0.7877 MB / 0.8073 GB, free: 4.043 MB / 0.6231 GB
Notification: Performance of simCode: alias equations: time 0.0005/0.3455, allocations: 166.8 kB / 0.8075 GB, free: 3.875 MB / 0.6231 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001352/0.3456, allocations: 31.42 kB / 0.8075 GB, free: 3.848 MB / 0.6231 GB
Notification: Performance of SimCode: time 2.1e-07/0.3456, allocations: 0 / 0.8075 GB, free: 3.848 MB / 0.6231 GB
Notification: Performance of Templates: time 0.008647/0.3543, allocations: 4.731 MB / 0.8121 GB, free: 15.14 MB / 0.6387 GB
make -j1 -f Buildings_8_Buildings.Electrical.AC.ThreePhasesBalanced.Conversion.Examples.ACACConverter.makefile
(rm -f Buildings_8_Buildings.Electrical.AC.ThreePhasesBalanced.Conversion.Examples.ACACConverter.pipe ; mkfifo Buildings_8_Buildings.Electrical.AC.ThreePhasesBalanced.Conversion.Examples.ACACConverter.pipe ; head -c 1048576 < Buildings_8_Buildings.Electrical.AC.ThreePhasesBalanced.Conversion.Examples.ACACConverter.pipe >> ../files/Buildings_8_Buildings.Electrical.AC.ThreePhasesBalanced.Conversion.Examples.ACACConverter.sim & ./Buildings_8_Buildings.Electrical.AC.ThreePhasesBalanced.Conversion.Examples.ACACConverter  -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_8_Buildings.Electrical.AC.ThreePhasesBalanced.Conversion.Examples.ACACConverter.pipe 2>&1)