Running: ./testmodel.py --libraries=/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8.0.0_Buildings.HeatTransfer.Windows.Examples.BoundaryHeatTransfer.conf.json
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo", uses=false)
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false)
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false)
loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false)
Using package ModelicaServices with version 4.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Using package Modelica with version 4.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package Buildings with version 8.0.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo)
Running command: translateModel(Buildings.HeatTransfer.Windows.Examples.BoundaryHeatTransfer,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_Buildings.HeatTransfer.Windows.Examples.BoundaryHeatTransfer")
translateModel(Buildings.HeatTransfer.Windows.Examples.BoundaryHeatTransfer,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8.0.0_Buildings.HeatTransfer.Windows.Examples.BoundaryHeatTransfer")
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 8.0.0/package.mo): time 1.736/1.736, allocations: 291.7 MB / 306.8 MB, free: 7.684 MB / 234.7 MB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0009116/0.0009116, allocations: 185.3 kB / 375.4 MB, free: 5.125 MB / 298.7 MB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.437/1.437, allocations: 225.7 MB / 0.6538 GB, free: 13.54 MB / 490.7 MB
Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008702/0.0008702, allocations: 105.3 kB / 0.7699 GB, free: 50.38 MB / 0.5417 GB
Notification: Performance of FrontEnd - loaded program: time 0.0006245/0.0006246, allocations: 15.98 kB / 0.8956 GB, free: 11.91 MB / 0.6198 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.6769/0.6775, allocations: 118.1 MB / 1.011 GB, free: 57.71 MB / 0.7136 GB
Notification: Performance of NFInst.instantiate(Buildings.HeatTransfer.Windows.Examples.BoundaryHeatTransfer): time 0.00419/0.6818, allocations: 3.857 MB / 1.015 GB, free: 57.44 MB / 0.7136 GB
Notification: Performance of NFInst.instExpressions: time 0.004266/0.6861, allocations: 2.771 MB / 1.017 GB, free: 57.02 MB / 0.7136 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0004624/0.6865, allocations: 14.09 kB / 1.017 GB, free: 57.02 MB / 0.7136 GB
Notification: Performance of NFTyping.typeComponents: time 0.001657/0.6882, allocations: 0.7355 MB / 1.018 GB, free: 56.73 MB / 0.7136 GB
Notification: Performance of NFTyping.typeBindings: time 0.0007979/0.689, allocations: 326.2 kB / 1.018 GB, free: 56.56 MB / 0.7136 GB
Notification: Performance of NFTyping.typeClassSections: time 0.0004075/0.6894, allocations: 132.6 kB / 1.019 GB, free: 56.55 MB / 0.7136 GB
Notification: Performance of NFFlatten.flatten: time 0.0007885/0.6902, allocations: 1.037 MB / 1.02 GB, free: 56.28 MB / 0.7136 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0004458/0.6907, allocations: 332.3 kB / 1.02 GB, free: 56.23 MB / 0.7136 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.0003524/0.6911, allocations: 302.1 kB / 1.02 GB, free: 56.13 MB / 0.7136 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.0004169/0.6915, allocations: 374 kB / 1.021 GB, free: 56.02 MB / 0.7136 GB
Notification: Performance of NFPackage.collectConstants: time 5.32e-05/0.6915, allocations: 16.59 kB / 1.021 GB, free: 56.02 MB / 0.7136 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.0001593/0.6917, allocations: 49.36 kB / 1.021 GB, free: 56.02 MB / 0.7136 GB
Notification: Performance of NFScalarize.scalarize: time 0.000103/0.6918, allocations: 122.5 kB / 1.021 GB, free: 55.98 MB / 0.7136 GB
Notification: Performance of NFVerifyModel.verify: time 0.0001308/0.692, allocations: 191 kB / 1.021 GB, free: 55.91 MB / 0.7136 GB
Notification: Performance of NFConvertDAE.convert: time 0.0005043/0.6925, allocations: 0.6943 MB / 1.022 GB, free: 55.8 MB / 0.7136 GB
Notification: Performance of FrontEnd - DAE generated: time 4.859e-06/0.6925, allocations: 0 / 1.022 GB, free: 55.8 MB / 0.7136 GB
Notification: Performance of FrontEnd: time 1.563e-06/0.6925, allocations: 1.625 kB / 1.022 GB, free: 55.8 MB / 0.7136 GB
Notification: Performance of Transformations before backend: time 9.298e-06/0.6925, allocations: 1.875 kB / 1.022 GB, free: 55.8 MB / 0.7136 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 109
 * Number of variables: 109
Notification: Performance of Generate backend data structure: time 0.001287/0.6938, allocations: 1.069 MB / 1.023 GB, free: 55.08 MB / 0.7136 GB
Notification: Performance of prepare preOptimizeDAE: time 3.272e-05/0.6938, allocations: 9.125 kB / 1.023 GB, free: 55.08 MB / 0.7136 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0008945/0.6947, allocations: 226.1 kB / 1.023 GB, free: 55.03 MB / 0.7136 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.000696/0.6954, allocations: 0.6707 MB / 1.023 GB, free: 54.67 MB / 0.7136 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.849e-05/0.6955, allocations: 37 kB / 1.024 GB, free: 54.67 MB / 0.7136 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 5.528e-05/0.6955, allocations: 42.66 kB / 1.024 GB, free: 54.67 MB / 0.7136 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0008312/0.6964, allocations: 487.5 kB / 1.024 GB, free: 54.6 MB / 0.7136 GB
Notification: Performance of preOpt findStateOrder (simulation): time 1.421e-05/0.6964, allocations: 0 / 1.024 GB, free: 54.6 MB / 0.7136 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 3.775e-05/0.6965, allocations: 21.25 kB / 1.024 GB, free: 54.6 MB / 0.7136 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 9.157e-06/0.6965, allocations: 8.531 kB / 1.024 GB, free: 54.6 MB / 0.7136 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0008526/0.6973, allocations: 405.1 kB / 1.024 GB, free: 54.59 MB / 0.7136 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002085/0.6994, allocations: 1.473 MB / 1.026 GB, free: 54.11 MB / 0.7136 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0005544/0.7, allocations: 280.7 kB / 1.026 GB, free: 54.07 MB / 0.7136 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0002455/0.7002, allocations: 146.1 kB / 1.026 GB, free: 54.07 MB / 0.7136 GB
Notification: Performance of preOpt evalFunc (simulation): time 3.1e-05/0.7003, allocations: 2.984 kB / 1.026 GB, free: 54.07 MB / 0.7136 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 1.801e-05/0.7003, allocations: 41.23 kB / 1.026 GB, free: 54.02 MB / 0.7136 GB
Notification: Performance of pre-optimization done (n=28): time 1.443e-06/0.7003, allocations: 0 / 1.026 GB, free: 54.02 MB / 0.7136 GB
Notification: Performance of matching and sorting (n=28): time 0.001801/0.7021, allocations: 0.7007 MB / 1.027 GB, free: 53.82 MB / 0.7136 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 3.189e-05/0.7022, allocations: 84.64 kB / 1.027 GB, free: 53.72 MB / 0.7136 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001096/0.7033, allocations: 0.917 MB / 1.028 GB, free: 53.57 MB / 0.7136 GB
Notification: Performance of collectPreVariables (initialization): time 2.483e-05/0.7033, allocations: 37.08 kB / 1.028 GB, free: 53.54 MB / 0.7136 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0002685/0.7036, allocations: 422.9 kB / 1.028 GB, free: 53.41 MB / 0.7136 GB
Notification: Performance of collectInitialBindings (initialization): time 5.545e-05/0.7036, allocations: 93.56 kB / 1.029 GB, free: 53.35 MB / 0.7136 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 1.606e-05/0.7037, allocations: 6.375 kB / 1.029 GB, free: 53.35 MB / 0.7136 GB
Notification: Performance of setup shared object (initialization): time 4.663e-05/0.7037, allocations: 316.5 kB / 1.029 GB, free: 53.05 MB / 0.7136 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003396/0.7041, allocations: 137.2 kB / 1.029 GB, free: 53.04 MB / 0.7136 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003507/0.7044, allocations: 171.8 kB / 1.029 GB, free: 53.02 MB / 0.7136 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0005405/0.705, allocations: 268 kB / 1.029 GB, free: 53 MB / 0.7136 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.054e-06/0.705, allocations: 0 / 1.029 GB, free: 53 MB / 0.7136 GB
Notification: Performance of matching and sorting (n=34) (initialization): time 0.001094/0.7061, allocations: 0.5046 MB / 1.03 GB, free: 52.89 MB / 0.7136 GB
Notification: Performance of prepare postOptimizeDAE: time 3.89e-05/0.7061, allocations: 96.72 kB / 1.03 GB, free: 52.8 MB / 0.7136 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.47e-06/0.7061, allocations: 0 / 1.03 GB, free: 52.8 MB / 0.7136 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0004075/0.7066, allocations: 88.31 kB / 1.03 GB, free: 52.79 MB / 0.7136 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003476/0.7069, allocations: 78.02 kB / 1.03 GB, free: 52.78 MB / 0.7136 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001488/0.7084, allocations: 1.677 MB / 1.032 GB, free: 51.48 MB / 0.7136 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000606/0.709, allocations: 92.08 kB / 1.032 GB, free: 51.46 MB / 0.7136 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.38e-05/0.7091, allocations: 13.59 kB / 1.032 GB, free: 51.45 MB / 0.7136 GB
Notification: Performance of prepare postOptimizeDAE: time 7.675e-06/0.7091, allocations: 2.844 kB / 1.032 GB, free: 51.45 MB / 0.7136 GB
Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.001014/0.7101, allocations: 397.5 kB / 1.032 GB, free: 51.43 MB / 0.7136 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.014e-06/0.7101, allocations: 0 / 1.032 GB, free: 51.43 MB / 0.7136 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.000315/0.7104, allocations: 93.59 kB / 1.032 GB, free: 51.41 MB / 0.7136 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000352/0.7108, allocations: 71.25 kB / 1.032 GB, free: 51.41 MB / 0.7136 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001251/0.7121, allocations: 1.655 MB / 1.034 GB, free: 50.12 MB / 0.7136 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005129/0.7126, allocations: 74.53 kB / 1.034 GB, free: 50.1 MB / 0.7136 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.23e-05/0.7126, allocations: 9.219 kB / 1.034 GB, free: 50.1 MB / 0.7136 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 1
 * 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 (28):
 * Single equations (assignments): 27
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (linear and non-linear blocks): 0
 * Torn equation systems: 1
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems: 0
 * Non-linear torn systems: 1 {1 6}
Notification: Performance of prepare postOptimizeDAE: time 0.0003643/0.713, allocations: 337.7 kB / 1.034 GB, free: 49.91 MB / 0.7136 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001022/0.7131, allocations: 91.56 kB / 1.034 GB, free: 49.86 MB / 0.7136 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0001249/0.7132, allocations: 96.97 kB / 1.035 GB, free: 49.84 MB / 0.7136 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.416e-06/0.7132, allocations: 3 kB / 1.035 GB, free: 49.84 MB / 0.7136 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 4.298e-06/0.7132, allocations: 7.906 kB / 1.035 GB, free: 49.84 MB / 0.7136 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.667e-06/0.7133, allocations: 3.328 kB / 1.035 GB, free: 49.84 MB / 0.7136 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001432/0.7147, allocations: 1.056 MB / 1.036 GB, free: 49.46 MB / 0.7136 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.297e-06/0.7147, allocations: 1.25 kB / 1.036 GB, free: 49.46 MB / 0.7136 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002055/0.7149, allocations: 46.69 kB / 1.036 GB, free: 49.46 MB / 0.7136 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.0003072/0.7152, allocations: 91.7 kB / 1.036 GB, free: 49.45 MB / 0.7136 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.746e-05/0.7153, allocations: 7.656 kB / 1.036 GB, free: 49.45 MB / 0.7136 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001304/0.7166, allocations: 1.641 MB / 1.037 GB, free: 48.16 MB / 0.7136 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.394e-06/0.7166, allocations: 2.031 kB / 1.037 GB, free: 48.16 MB / 0.7136 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0008146/0.7174, allocations: 0.5421 MB / 1.038 GB, free: 47.82 MB / 0.7136 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0001706/0.7176, allocations: 185.5 kB / 1.038 GB, free: 47.66 MB / 0.7136 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 7.752e-05/0.7177, allocations: 9.453 kB / 1.038 GB, free: 47.66 MB / 0.7136 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003959/0.7181, allocations: 38.81 kB / 1.038 GB, free: 47.64 MB / 0.7136 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 7.097e-05/0.7182, allocations: 24.83 kB / 1.038 GB, free: 47.64 MB / 0.7136 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.57e-05/0.7182, allocations: 6.031 kB / 1.038 GB, free: 47.64 MB / 0.7136 GB
Notification: Performance of sorting global known variables: time 0.0008961/0.7191, allocations: 0.6653 MB / 1.039 GB, free: 47.36 MB / 0.7136 GB
Notification: Performance of sort global known variables: time 1.6e-07/0.7191, allocations: 0 / 1.039 GB, free: 47.36 MB / 0.7136 GB
Notification: Performance of remove unused functions: time 0.0007345/0.7198, allocations: 264.1 kB / 1.039 GB, free: 47.32 MB / 0.7136 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 (22):
 * Single equations (assignments): 21
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (linear and non-linear blocks): 0
 * Torn equation systems: 1
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems: 0
 * Non-linear torn systems: 1 {1 6}
Notification: Performance of Backend phase and start with SimCode phase: time 0.0001356/0.72, allocations: 112.1 kB / 1.039 GB, free: 47.23 MB / 0.7136 GB
Notification: Performance of simCode: created initialization part: time 0.001465/0.7214, allocations: 0.7496 MB / 1.04 GB, free: 46.83 MB / 0.7136 GB
Notification: Performance of simCode: created event and clocks part: time 3.256e-06/0.7215, allocations: 4 kB / 1.04 GB, free: 46.83 MB / 0.7136 GB
Notification: Performance of simCode: created simulation system equations: time 0.0003339/0.7218, allocations: 265.1 kB / 1.04 GB, free: 46.66 MB / 0.7136 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0009514/0.7228, allocations: 163.3 kB / 1.04 GB, free: 46.6 MB / 0.7136 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002/0.7248, allocations: 1.67 MB / 1.042 GB, free: 45.67 MB / 0.7136 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004544/0.7252, allocations: 1.045 MB / 1.043 GB, free: 44.93 MB / 0.7136 GB
Notification: Performance of simCode: alias equations: time 0.0004638/0.7257, allocations: 115.7 kB / 1.043 GB, free: 44.9 MB / 0.7136 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 9.041e-05/0.7258, allocations: 42.38 kB / 1.043 GB, free: 44.89 MB / 0.7136 GB
Notification: Performance of SimCode: time 4.81e-07/0.7258, allocations: 9.875 kB / 1.043 GB, free: 44.89 MB / 0.7136 GB
Notification: Performance of Templates: time 0.01567/0.7415, allocations: 8.073 MB / 1.051 GB, free: 44.54 MB / 0.7136 GB
make -j1 -f Buildings_8.0.0_Buildings.HeatTransfer.Windows.Examples.BoundaryHeatTransfer.makefile
(rm -f Buildings_8.0.0_Buildings.HeatTransfer.Windows.Examples.BoundaryHeatTransfer.pipe ; mkfifo Buildings_8.0.0_Buildings.HeatTransfer.Windows.Examples.BoundaryHeatTransfer.pipe ; head -c 1048576 < Buildings_8.0.0_Buildings.HeatTransfer.Windows.Examples.BoundaryHeatTransfer.pipe >> ../files/Buildings_8.0.0_Buildings.HeatTransfer.Windows.Examples.BoundaryHeatTransfer.sim & ./Buildings_8.0.0_Buildings.HeatTransfer.Windows.Examples.BoundaryHeatTransfer -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_8.0.0_Buildings.HeatTransfer.Windows.Examples.BoundaryHeatTransfer.pipe 2>&1)