Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.BoundaryConditions.SolarGeometry.BaseClasses.Examples.SolarAzimuth.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+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/ModelicaServices 3.2.3+maint.om/package.mo", uses=false) Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/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 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo) Using package Buildings with version 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo) Running command: "" <> buildModelFMU(Buildings.BoundaryConditions.SolarGeometry.BaseClasses.Examples.SolarAzimuth,fileNamePrefix="Buildings_maint_7_0_x_Buildings_BoundaryConditions_SolarGeometry_BaseClasses_Examples_SolarAzimuth",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.BoundaryConditions.SolarGeometry.BaseClasses.Examples.SolarAzimuth,fileNamePrefix="Buildings_maint_7_0_x_Buildings_BoundaryConditions_SolarGeometry_BaseClasses_Examples_SolarAzimuth",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.361/1.361, allocations: 252 MB / 267.3 MB, free: 10.85 MB / 218.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0008749/0.0008749, allocations: 168.9 kB / 327 MB, free: 2.102 MB / 250.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.726/1.726, allocations: 205.4 MB / 0.578 GB, free: 20.1 MB / 426.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0008518/0.0008517, allocations: 91.05 kB / 0.6826 GB, free: 12.73 MB / 0.5105 GB Notification: Performance of FrontEnd - loaded program: time 0.0004087/0.0004089, allocations: 11.88 kB / 0.7971 GB, free: 134.7 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1954/0.1958, allocations: 106.3 MB / 0.9009 GB, free: 63.26 MB / 0.6042 GB Notification: Performance of NFInst.instantiate(Buildings.BoundaryConditions.SolarGeometry.BaseClasses.Examples.SolarAzimuth): time 0.004137/0.2, allocations: 3.826 MB / 0.9046 GB, free: 59.41 MB / 0.6042 GB Notification: Performance of NFInst.instExpressions: time 0.1519/0.3519, allocations: 146.3 MB / 1.048 GB, free: 8.512 MB / 0.698 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0008065/0.3527, allocations: 19.88 kB / 1.048 GB, free: 8.492 MB / 0.698 GB Notification: Performance of NFTyping.typeComponents: time 0.0006505/0.3534, allocations: 135 kB / 1.048 GB, free: 8.359 MB / 0.698 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/BoundaryConditions/WeatherData/BaseClasses/getHeaderElementTMY3.mo:2:1-105:25:writable] Warning: Pure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getHeaderElementTMY3‘ contains a call to impure function ‘Modelica.Utilities.Streams.readLine‘. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/BoundaryConditions/WeatherData/BaseClasses/getLongitudeTMY3.mo:2:1-48:21:writable] Warning: Pure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getLongitudeTMY3‘ contains a call to impure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getHeaderElementTMY3‘. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/BoundaryConditions/WeatherData/BaseClasses/getLatitudeTMY3.mo:2:1-48:20:writable] Warning: Pure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getLatitudeTMY3‘ contains a call to impure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getHeaderElementTMY3‘. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/BoundaryConditions/WeatherData/BaseClasses/getTimeZoneTMY3.mo:2:1-47:20:writable] Warning: Pure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getTimeZoneTMY3‘ contains a call to impure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getHeaderElementTMY3‘. Notification: Performance of NFTyping.typeBindings: time 0.002059/0.3555, allocations: 368.3 kB / 1.048 GB, free: 8 MB / 0.698 GB Notification: Performance of NFTyping.typeClassSections: time 0.002509/0.358, allocations: 0.6875 MB / 1.049 GB, free: 7.32 MB / 0.698 GB Notification: Performance of NFFlatten.flatten: time 0.002049/0.3601, allocations: 1.137 MB / 1.05 GB, free: 6.176 MB / 0.698 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00128/0.3614, allocations: 0.5783 MB / 1.05 GB, free: 5.574 MB / 0.698 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0006826/0.3621, allocations: 318.5 kB / 1.051 GB, free: 5.262 MB / 0.698 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0005751/0.3626, allocations: 346 kB / 1.051 GB, free: 4.922 MB / 0.698 GB Notification: Performance of NFPackage.collectConstants: time 0.000121/0.3628, allocations: 20 kB / 1.051 GB, free: 4.902 MB / 0.698 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0007909/0.3636, allocations: 295.7 kB / 1.051 GB, free: 4.613 MB / 0.698 GB Notification: Performance of NFScalarize.scalarize: time 0.0002516/0.3638, allocations: 179.1 kB / 1.052 GB, free: 4.438 MB / 0.698 GB Notification: Performance of NFVerifyModel.verify: time 0.0005463/0.3644, allocations: 423 kB / 1.052 GB, free: 4.016 MB / 0.698 GB Notification: Performance of NFConvertDAE.convert: time 0.001694/0.3661, allocations: 1.312 MB / 1.053 GB, free: 2.699 MB / 0.698 GB Notification: Performance of FrontEnd - DAE generated: time 5.07e-06/0.3661, allocations: 0 / 1.053 GB, free: 2.699 MB / 0.698 GB Notification: Performance of FrontEnd: time 2.454e-06/0.3661, allocations: 0 / 1.053 GB, free: 2.699 MB / 0.698 GB Notification: Performance of Transformations before backend: time 5.03e-05/0.3662, allocations: 4 kB / 1.053 GB, free: 2.695 MB / 0.698 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 203 * Number of variables: 203 Notification: Performance of Generate backend data structure: time 0.002784/0.369, allocations: 1.143 MB / 1.054 GB, free: 1.504 MB / 0.698 GB Notification: Performance of prepare preOptimizeDAE: time 4.826e-05/0.369, allocations: 8.031 kB / 1.054 GB, free: 1.496 MB / 0.698 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.000281/0.3693, allocations: 131.2 kB / 1.054 GB, free: 1.359 MB / 0.698 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001007/0.3703, allocations: 187.5 kB / 1.055 GB, free: 1.176 MB / 0.698 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001168/0.3715, allocations: 0.7186 MB / 1.055 GB, free: 424 kB / 0.698 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001612/0.3717, allocations: 99.69 kB / 1.055 GB, free: 320 kB / 0.698 GB Notification: Performance of preOpt expandDerOperator (simulation): time 9.611e-05/0.3718, allocations: 76 kB / 1.055 GB, free: 244 kB / 0.698 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.3969/0.7687, allocations: 0.8822 MB / 1.056 GB, free: 155.8 MB / 0.698 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.904e-05/0.7688, allocations: 2.312 kB / 1.056 GB, free: 155.8 MB / 0.698 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001052/0.7689, allocations: 34 kB / 1.056 GB, free: 155.8 MB / 0.698 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.649e-05/0.769, allocations: 20.03 kB / 1.056 GB, free: 155.8 MB / 0.698 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002034/0.771, allocations: 1.106 MB / 1.057 GB, free: 155.8 MB / 0.698 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.004158/0.7752, allocations: 2.433 MB / 1.06 GB, free: 155.1 MB / 0.698 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00199/0.7772, allocations: 0.8911 MB / 1.061 GB, free: 155 MB / 0.698 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0005783/0.7778, allocations: 302 kB / 1.061 GB, free: 155 MB / 0.698 GB Notification: Performance of preOpt evalFunc (simulation): time 8.71e-05/0.7779, allocations: 35.34 kB / 1.061 GB, free: 155 MB / 0.698 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0009132/0.7788, allocations: 452.8 kB / 1.061 GB, free: 154.9 MB / 0.698 GB Notification: Performance of pre-optimization done (n=76): time 2.996e-06/0.7788, allocations: 0 / 1.061 GB, free: 154.9 MB / 0.698 GB Notification: Performance of matching and sorting (n=76): time 0.00322/0.782, allocations: 1.161 MB / 1.063 GB, free: 154.7 MB / 0.698 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.86e-05/0.7821, allocations: 191.2 kB / 1.063 GB, free: 154.5 MB / 0.698 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0007299/0.7829, allocations: 0.5799 MB / 1.063 GB, free: 154.3 MB / 0.698 GB Notification: Performance of collectPreVariables (initialization): time 6.343e-05/0.7829, allocations: 39.92 kB / 1.063 GB, free: 154.3 MB / 0.698 GB Notification: Performance of collectInitialEqns (initialization): time 0.0002785/0.7832, allocations: 378.6 kB / 1.064 GB, free: 154.1 MB / 0.698 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001759/0.7834, allocations: 260.5 kB / 1.064 GB, free: 154 MB / 0.698 GB Notification: Performance of simplifyInitialFunctions (initialization): time 3.642e-05/0.7835, allocations: 9.812 kB / 1.064 GB, free: 154 MB / 0.698 GB Notification: Performance of setup shared object (initialization): time 0.0001309/0.7836, allocations: 381.3 kB / 1.064 GB, free: 153.7 MB / 0.698 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0005134/0.7841, allocations: 237.7 kB / 1.065 GB, free: 153.6 MB / 0.698 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0006091/0.7847, allocations: 345.8 kB / 1.065 GB, free: 153.6 MB / 0.698 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001169/0.7859, allocations: 0.5767 MB / 1.066 GB, free: 153.5 MB / 0.698 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.838e-06/0.7859, allocations: 0.8438 kB / 1.066 GB, free: 153.5 MB / 0.698 GB Notification: Performance of matching and sorting (n=81) (initialization): time 0.002078/0.788, allocations: 0.7664 MB / 1.066 GB, free: 153.4 MB / 0.698 GB Notification: Performance of prepare postOptimizeDAE: time 3.233e-05/0.7881, allocations: 8.438 kB / 1.066 GB, free: 153.4 MB / 0.698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.205e-05/0.7881, allocations: 1.719 kB / 1.066 GB, free: 153.4 MB / 0.698 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0006213/0.7887, allocations: 87.81 kB / 1.066 GB, free: 153.4 MB / 0.698 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000709/0.7894, allocations: 150.7 kB / 1.066 GB, free: 153.4 MB / 0.698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001803/0.7912, allocations: 1.517 MB / 1.068 GB, free: 152.1 MB / 0.698 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007201/0.792, allocations: 93.09 kB / 1.068 GB, free: 152.1 MB / 0.698 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.242e-05/0.7921, allocations: 29.47 kB / 1.068 GB, free: 152.1 MB / 0.698 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 4 * Number of states: 0 () * Number of discrete variables: 6 ($whenCondition2,$whenCondition1,$PRE.weaDat.conTimMin.tNext,weaDat.conTimMin.tNext,$PRE.weaDat.conTim.tNext,weaDat.conTim.tNext) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (79): * Single equations (assignments): 78 * 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 {(1,2)} Notification: Performance of prepare postOptimizeDAE: time 0.0004683/0.7925, allocations: 252.8 kB / 1.068 GB, free: 151.9 MB / 0.698 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001291/0.7927, allocations: 79.58 kB / 1.068 GB, free: 151.9 MB / 0.698 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002974/0.7957, allocations: 1.09 MB / 1.069 GB, free: 151.8 MB / 0.698 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.907e-05/0.7957, allocations: 10.33 kB / 1.069 GB, free: 151.8 MB / 0.698 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.647e-06/0.7957, allocations: 0 / 1.069 GB, free: 151.8 MB / 0.698 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.67e-05/0.7957, allocations: 7.266 kB / 1.069 GB, free: 151.8 MB / 0.698 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.004087/0.7998, allocations: 1.962 MB / 1.071 GB, free: 151.4 MB / 0.698 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.003e-06/0.7999, allocations: 0.5625 kB / 1.071 GB, free: 151.4 MB / 0.698 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0007654/0.8006, allocations: 163.5 kB / 1.072 GB, free: 151.4 MB / 0.698 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0005494/0.8012, allocations: 83.69 kB / 1.072 GB, free: 151.4 MB / 0.698 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 7.151e-05/0.8013, allocations: 24.75 kB / 1.072 GB, free: 151.4 MB / 0.698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0017/0.803, allocations: 1.554 MB / 1.073 GB, free: 150 MB / 0.698 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.754e-06/0.803, allocations: 0 / 1.073 GB, free: 150 MB / 0.698 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002665/0.8057, allocations: 0.9838 MB / 1.074 GB, free: 149.8 MB / 0.698 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0005648/0.8063, allocations: 280.9 kB / 1.074 GB, free: 149.7 MB / 0.698 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000111/0.8064, allocations: 18.34 kB / 1.074 GB, free: 149.7 MB / 0.698 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0006855/0.8071, allocations: 73.73 kB / 1.074 GB, free: 149.7 MB / 0.698 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002151/0.8073, allocations: 63.95 kB / 1.075 GB, free: 149.7 MB / 0.698 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 9.517e-05/0.8074, allocations: 35.48 kB / 1.075 GB, free: 149.7 MB / 0.698 GB Notification: Performance of sorting global known variables: time 0.0008785/0.8083, allocations: 433.3 kB / 1.075 GB, free: 149.6 MB / 0.698 GB Notification: Performance of sort global known variables: time 1.91e-07/0.8083, allocations: 0 / 1.075 GB, free: 149.6 MB / 0.698 GB Notification: Performance of remove unused functions: time 0.001207/0.8095, allocations: 269.5 kB / 1.075 GB, free: 149.5 MB / 0.698 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 4 ($whenCondition2,$whenCondition1,weaDat.conTimMin.tNext,weaDat.conTim.tNext) * Number of discrete states: 2 (weaDat.conTim.tNext,weaDat.conTimMin.tNext) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (93): * Single equations (assignments): 90 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 2 * 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 {(1,3)} Notification: Performance of Backend phase and start with SimCode phase: time 0.003813/0.8133, allocations: 2.005 MB / 1.077 GB, free: 148.7 MB / 0.698 GB Notification: Performance of simCode: created initialization part: time 0.002248/0.8156, allocations: 0.7775 MB / 1.078 GB, free: 148.5 MB / 0.698 GB Notification: Performance of simCode: created event and clocks part: time 5.62e-06/0.8156, allocations: 5.469 kB / 1.078 GB, free: 148.5 MB / 0.698 GB Notification: Performance of simCode: created simulation system equations: time 0.00116/0.8168, allocations: 0.5113 MB / 1.078 GB, free: 148.4 MB / 0.698 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001479/0.8183, allocations: 268.5 kB / 1.079 GB, free: 148.4 MB / 0.698 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01503/0.8333, allocations: 6.687 MB / 1.085 GB, free: 144.3 MB / 0.698 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0006959/0.8341, allocations: 1.012 MB / 1.086 GB, free: 143.5 MB / 0.698 GB Notification: Performance of simCode: alias equations: time 0.001143/0.8352, allocations: 255.4 kB / 1.087 GB, free: 143.3 MB / 0.698 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000565/0.8358, allocations: 378 kB / 1.087 GB, free: 143 MB / 0.698 GB Notification: Performance of SimCode: time 1.202e-06/0.8358, allocations: 0 / 1.087 GB, free: 143 MB / 0.698 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.03526/0.8711, allocations: 18.89 MB / 1.105 GB, free: 126.1 MB / 0.698 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0001709/0.8713, allocations: 316.5 kB / 1.106 GB, free: 125.8 MB / 0.698 GB Notification: Performance of buildModelFMU: Generate platform static: time 2.927/3.799, allocations: 0 / 1.106 GB, free: 125.8 MB / 0.698 GB (rm -f Buildings_maint.7.0.x_Buildings.BoundaryConditions.SolarGeometry.BaseClasses.Examples.SolarAzimuth.pipe ; mkfifo Buildings_maint.7.0.x_Buildings.BoundaryConditions.SolarGeometry.BaseClasses.Examples.SolarAzimuth.pipe ; head -c 1048576 < Buildings_maint.7.0.x_Buildings.BoundaryConditions.SolarGeometry.BaseClasses.Examples.SolarAzimuth.pipe >> ../files/Buildings_maint.7.0.x_Buildings.BoundaryConditions.SolarGeometry.BaseClasses.Examples.SolarAzimuth.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator --tempDir=temp_Buildings_maint_7_0_x_Buildings_BoundaryConditions_SolarGeometry_BaseClasses_Examples_SolarAzimuth_fmu --startTime=0 --stopTime=864000 --timeout=50 --tolerance=1e-06 Buildings_maint_7_0_x_Buildings_BoundaryConditions_SolarGeometry_BaseClasses_Examples_SolarAzimuth.fmu > Buildings_maint.7.0.x_Buildings.BoundaryConditions.SolarGeometry.BaseClasses.Examples.SolarAzimuth.pipe 2>&1)