Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildingSystems_BuildingSystems.Electrical.AC.OnePhase.Sensors.Examples.Probe.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 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/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 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(BuildingSystems.Electrical.AC.OnePhase.Sensors.Examples.Probe,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.OnePhase.Sensors.Examples.Probe") translateModel(BuildingSystems.Electrical.AC.OnePhase.Sensors.Examples.Probe,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.AC.OnePhase.Sensors.Examples.Probe") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001341/0.001341, 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 0.001752/0.001752, allocations: 191.1 kB / 16.25 MB, free: 6.629 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.294/1.294, allocations: 222.9 MB / 239.9 MB, free: 4.527 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002474/0.002474, allocations: 287 kB / 290.4 MB, free: 2.133 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 1.013/1.013, allocations: 169.2 MB / 0.4978 GB, free: 14.07 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001629/0.001629, allocations: 90.55 kB / 0.5947 GB, free: 28.44 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1539/0.1555, allocations: 86.99 MB / 0.6796 GB, free: 1.039 MB / 478.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.AC.OnePhase.Sensors.Examples.Probe): time 0.005573/0.1611, allocations: 4.176 MB / 0.6837 GB, free: 12.86 MB / 494.1 MB Notification: Performance of NFInst.instExpressions: time 0.003329/0.1645, allocations: 2.187 MB / 0.6859 GB, free: 10.66 MB / 494.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001803/0.1647, allocations: 7.938 kB / 0.6859 GB, free: 10.66 MB / 494.1 MB Notification: Performance of NFTyping.typeComponents: time 0.001372/0.1661, allocations: 0.5217 MB / 0.6864 GB, free: 10.13 MB / 494.1 MB Notification: Performance of NFTyping.typeBindings: time 0.000498/0.1666, allocations: 247 kB / 0.6866 GB, free: 9.891 MB / 494.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.0007673/0.1674, allocations: 326 kB / 0.6869 GB, free: 9.574 MB / 494.1 MB Notification: Performance of NFFlatten.flatten: time 0.000563/0.168, allocations: 0.5568 MB / 0.6875 GB, free: 9.016 MB / 494.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0006132/0.1686, allocations: 419.8 kB / 0.6879 GB, free: 8.609 MB / 494.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0002725/0.1689, allocations: 235.2 kB / 0.6881 GB, free: 8.379 MB / 494.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0003969/0.1693, allocations: 287.1 kB / 0.6884 GB, free: 8.098 MB / 494.1 MB Notification: Performance of NFPackage.collectConstants: time 5.172e-05/0.1693, allocations: 36 kB / 0.6884 GB, free: 8.062 MB / 494.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.000392/0.1697, allocations: 255.5 kB / 0.6886 GB, free: 7.812 MB / 494.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0001671/0.1699, allocations: 179.5 kB / 0.6888 GB, free: 7.637 MB / 494.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0001905/0.1701, allocations: 214.9 kB / 0.689 GB, free: 7.426 MB / 494.1 MB Notification: Performance of NFConvertDAE.convert: time 0.0006504/0.1708, allocations: 0.6502 MB / 0.6896 GB, free: 6.773 MB / 494.1 MB Notification: Performance of FrontEnd - DAE generated: time 5.451e-06/0.1708, allocations: 4 kB / 0.6897 GB, free: 6.77 MB / 494.1 MB Notification: Performance of FrontEnd: time 1.874e-06/0.1708, allocations: 0 / 0.6897 GB, free: 6.77 MB / 494.1 MB Notification: Performance of Transformations before backend: time 8.346e-06/0.1708, allocations: 4 kB / 0.6897 GB, free: 6.766 MB / 494.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 102 * Number of variables: 102 Notification: Performance of Generate backend data structure: time 0.001184/0.172, allocations: 0.7097 MB / 0.6903 GB, free: 6.004 MB / 494.1 MB Notification: Performance of prepare preOptimizeDAE: time 3.642e-05/0.1721, allocations: 12.03 kB / 0.6904 GB, free: 5.992 MB / 494.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0009616/0.173, allocations: 132.3 kB / 0.6905 GB, free: 5.863 MB / 494.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0003876/0.1734, allocations: 329 kB / 0.6908 GB, free: 5.504 MB / 494.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.612e-05/0.1735, allocations: 29.38 kB / 0.6908 GB, free: 5.477 MB / 494.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 6.548e-05/0.1735, allocations: 36.36 kB / 0.6909 GB, free: 5.441 MB / 494.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0008937/0.1744, allocations: 0.634 MB / 0.6915 GB, free: 4.75 MB / 494.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.975e-05/0.1745, allocations: 0 / 0.6915 GB, free: 4.75 MB / 494.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 4.867e-05/0.1745, allocations: 12 kB / 0.6915 GB, free: 4.738 MB / 494.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.765e-05/0.1746, allocations: 44.62 kB / 0.6915 GB, free: 4.695 MB / 494.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0007114/0.1753, allocations: 486.1 kB / 0.692 GB, free: 4.219 MB / 494.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.003167/0.1785, allocations: 3.413 MB / 0.6953 GB, free: 0.5234 MB / 494.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0006758/0.1792, allocations: 378.6 kB / 0.6957 GB, free: 140 kB / 494.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0002616/0.1794, allocations: 169.7 kB / 0.6959 GB, free: 15.96 MB / 0.4981 GB Notification: Performance of preOpt evalFunc (simulation): time 3.216e-05/0.1795, allocations: 7.938 kB / 0.6959 GB, free: 15.96 MB / 0.4981 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.866e-05/0.1795, allocations: 42.91 kB / 0.6959 GB, free: 15.91 MB / 0.4981 GB Notification: Performance of pre-optimization done (n=25): time 1.382e-06/0.1795, allocations: 0 / 0.6959 GB, free: 15.91 MB / 0.4981 GB Notification: Performance of matching and sorting (n=26): time 0.004699/0.1842, allocations: 1.452 MB / 0.6973 GB, free: 14.4 MB / 0.4981 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.308e-05/0.1843, allocations: 81.11 kB / 0.6974 GB, free: 14.3 MB / 0.4981 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003337/0.1846, allocations: 328.4 kB / 0.6977 GB, free: 13.98 MB / 0.4981 GB Notification: Performance of collectPreVariables (initialization): time 2.735e-05/0.1847, allocations: 29.7 kB / 0.6977 GB, free: 13.94 MB / 0.4981 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001561/0.1848, allocations: 267.2 kB / 0.698 GB, free: 13.67 MB / 0.4981 GB Notification: Performance of collectInitialBindings (initialization): time 7.083e-05/0.1849, allocations: 90.73 kB / 0.6981 GB, free: 13.58 MB / 0.4981 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001528/0.1851, allocations: 102 kB / 0.6982 GB, free: 13.48 MB / 0.4981 GB Notification: Performance of setup shared object (initialization): time 0.0001179/0.1852, allocations: 338.8 kB / 0.6985 GB, free: 13.14 MB / 0.4981 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002853/0.1855, allocations: 183 kB / 0.6987 GB, free: 12.96 MB / 0.4981 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003752/0.1859, allocations: 354 kB / 0.699 GB, free: 12.54 MB / 0.4981 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0006455/0.1865, allocations: 0.5313 MB / 0.6995 GB, free: 11.93 MB / 0.4981 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.537e-06/0.1865, allocations: 0 / 0.6995 GB, free: 11.93 MB / 0.4981 GB Notification: Performance of matching and sorting (n=55) (initialization): time 0.002338/0.1889, allocations: 0.9053 MB / 0.7004 GB, free: 11.02 MB / 0.4981 GB Notification: Performance of prepare postOptimizeDAE: time 2.072e-05/0.1889, allocations: 10.34 kB / 0.7004 GB, free: 11.01 MB / 0.4981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.057e-05/0.1889, allocations: 4 kB / 0.7004 GB, free: 11 MB / 0.4981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002326/0.1913, allocations: 0.5052 MB / 0.7009 GB, free: 10.49 MB / 0.4981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003977/0.1917, allocations: 95.88 kB / 0.701 GB, free: 10.4 MB / 0.4981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.005548/0.1972, allocations: 4.05 MB / 0.705 GB, free: 6.07 MB / 0.4981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0004038/0.1976, allocations: 47.8 kB / 0.705 GB, free: 6.023 MB / 0.4981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.715e-05/0.1977, allocations: 20 kB / 0.705 GB, free: 6.004 MB / 0.4981 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0003763/0.1981, allocations: 297.8 kB / 0.7053 GB, free: 5.711 MB / 0.4981 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0003267/0.1984, allocations: 327.8 kB / 0.7056 GB, free: 5.312 MB / 0.4981 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0005773/0.199, allocations: 0.504 MB / 0.7061 GB, free: 4.73 MB / 0.4981 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.727e-06/0.199, allocations: 0 / 0.7061 GB, free: 4.73 MB / 0.4981 GB Notification: Performance of matching and sorting (n=55) (initialization_lambda0): time 0.0008119/0.1998, allocations: 0.5368 MB / 0.7066 GB, free: 4.188 MB / 0.4981 GB Notification: Performance of prepare postOptimizeDAE: time 1.307e-05/0.1999, allocations: 8 kB / 0.7067 GB, free: 4.18 MB / 0.4981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.885e-06/0.1999, allocations: 4 kB / 0.7067 GB, free: 4.176 MB / 0.4981 GB Notification: Performance of postOpt tearingSystem (initialization): time 8.686e-06/0.1999, allocations: 11.94 kB / 0.7067 GB, free: 4.164 MB / 0.4981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004167/0.2003, allocations: 119.8 kB / 0.7068 GB, free: 4.047 MB / 0.4981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.06e-05/0.2003, allocations: 8 kB / 0.7068 GB, free: 4.039 MB / 0.4981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003354/0.2007, allocations: 31.81 kB / 0.7068 GB, free: 4.008 MB / 0.4981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.571e-05/0.2007, allocations: 24 kB / 0.7068 GB, free: 3.984 MB / 0.4981 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 24 * 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 (49): * Single equations (assignments): 47 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * 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): 2 systems {(2,2), (2,2)} Notification: Performance of prepare postOptimizeDAE: time 0.0001684/0.2009, allocations: 212.2 kB / 0.707 GB, free: 3.77 MB / 0.4981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 9.176e-05/0.201, allocations: 31.77 kB / 0.7071 GB, free: 3.738 MB / 0.4981 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001718/0.2027, allocations: 0.6786 MB / 0.7077 GB, free: 3.043 MB / 0.4981 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.031e-06/0.2027, allocations: 4 kB / 0.7077 GB, free: 3.039 MB / 0.4981 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.575e-06/0.2027, allocations: 4 kB / 0.7078 GB, free: 3.035 MB / 0.4981 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.258e-06/0.2027, allocations: 0 / 0.7078 GB, free: 3.035 MB / 0.4981 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0008819/0.2036, allocations: 0.652 MB / 0.7084 GB, free: 2.32 MB / 0.4981 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.157e-06/0.2036, allocations: 4 kB / 0.7084 GB, free: 2.316 MB / 0.4981 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001995/0.2038, allocations: 47.91 kB / 0.7084 GB, free: 2.27 MB / 0.4981 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.001593/0.2054, allocations: 401.3 kB / 0.7088 GB, free: 1.871 MB / 0.4981 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.918e-05/0.2055, allocations: 7.984 kB / 0.7088 GB, free: 1.863 MB / 0.4981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.003986/0.2095, allocations: 3.766 MB / 0.7125 GB, free: 13.82 MB / 0.5137 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.114e-06/0.2095, allocations: 0 / 0.7125 GB, free: 13.82 MB / 0.5137 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.00164/0.2111, allocations: 0.8254 MB / 0.7133 GB, free: 12.97 MB / 0.5137 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001752/0.2113, allocations: 140.6 kB / 0.7134 GB, free: 12.81 MB / 0.5137 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 5.721e-05/0.2114, allocations: 8 kB / 0.7135 GB, free: 12.8 MB / 0.5137 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003621/0.2118, allocations: 35.94 kB / 0.7135 GB, free: 12.77 MB / 0.5137 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 7.027e-05/0.2118, allocations: 27.91 kB / 0.7135 GB, free: 12.74 MB / 0.5137 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.019e-05/0.2119, allocations: 11.94 kB / 0.7135 GB, free: 12.73 MB / 0.5137 GB Notification: Performance of sorting global known variables: time 0.0002259/0.2121, allocations: 231 kB / 0.7137 GB, free: 12.5 MB / 0.5137 GB Notification: Performance of sort global known variables: time 2.8e-07/0.2121, allocations: 0 / 0.7137 GB, free: 12.5 MB / 0.5137 GB Notification: Performance of remove unused functions: time 0.0008487/0.213, allocations: 196 kB / 0.7139 GB, free: 12.31 MB / 0.5137 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 4 * 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 (23): * Single equations (assignments): 21 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * 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): 2 systems {(2,2), (2,2)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0001499/0.2131, allocations: 103.2 kB / 0.714 GB, free: 12.2 MB / 0.5137 GB Notification: Performance of simCode: created initialization part: time 0.001652/0.2148, allocations: 0.9948 MB / 0.715 GB, free: 11.18 MB / 0.5137 GB Notification: Performance of simCode: created event and clocks part: time 3.677e-06/0.2148, allocations: 0.6875 kB / 0.715 GB, free: 11.18 MB / 0.5137 GB Notification: Performance of simCode: created simulation system equations: time 0.0007339/0.2155, allocations: 489 kB / 0.7155 GB, free: 10.68 MB / 0.5137 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0005888/0.2161, allocations: 82.45 kB / 0.7155 GB, free: 10.6 MB / 0.5137 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001324/0.2175, allocations: 0.8942 MB / 0.7164 GB, free: 9.664 MB / 0.5137 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004159/0.2179, allocations: 0.847 MB / 0.7172 GB, free: 8.789 MB / 0.5137 GB Notification: Performance of simCode: alias equations: time 0.0004058/0.2183, allocations: 147.1 kB / 0.7174 GB, free: 8.648 MB / 0.5137 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 7.998e-05/0.2184, allocations: 31.42 kB / 0.7174 GB, free: 8.617 MB / 0.5137 GB Notification: Performance of SimCode: time 4.01e-07/0.2184, allocations: 0 / 0.7174 GB, free: 8.617 MB / 0.5137 GB Notification: Performance of Templates: time 0.01189/0.2303, allocations: 7.213 MB / 0.7245 GB, free: 1.438 MB / 0.5137 GB make -j1 -f BuildingSystems_BuildingSystems.Electrical.AC.OnePhase.Sensors.Examples.Probe.makefile (rm -f BuildingSystems_BuildingSystems.Electrical.AC.OnePhase.Sensors.Examples.Probe.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.AC.OnePhase.Sensors.Examples.Probe.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.AC.OnePhase.Sensors.Examples.Probe.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.AC.OnePhase.Sensors.Examples.Probe.sim & ./BuildingSystems_BuildingSystems.Electrical.AC.OnePhase.Sensors.Examples.Probe -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.AC.OnePhase.Sensors.Examples.Probe.pipe 2>&1)