Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTable.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: "" <> buildModelFMU(Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTable,fileNamePrefix="Buildings_8_Buildings_Controls_OBC_CDL_Continuous_Sources_Validation_TimeTable",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTable,fileNamePrefix="Buildings_8_Buildings_Controls_OBC_CDL_Continuous_Sources_Validation_TimeTable",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008692/0.0008692, allocations: 91.84 kB / 15.36 MB, free: 0.7383 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00709/0.00709, allocations: 169.9 kB / 16.26 MB, free: 6.613 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.144/1.144, allocations: 205.4 MB / 222.4 MB, free: 5.566 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 1.541/1.541, allocations: 292.7 MB / 0.5502 GB, free: 14.45 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 0.0004805/0.0004806, allocations: 16.72 kB / 0.6744 GB, free: 25.79 MB / 0.5294 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1754/0.1759, allocations: 116.3 MB / 0.788 GB, free: 11.47 MB / 0.6075 GB Notification: Performance of NFInst.instantiate(Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTable): time 0.002324/0.1782, allocations: 2.157 MB / 0.7901 GB, free: 9.297 MB / 0.6075 GB Notification: Performance of NFInst.instExpressions: time 0.002016/0.1803, allocations: 1.425 MB / 0.7915 GB, free: 7.863 MB / 0.6075 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001293/0.1804, allocations: 11.88 kB / 0.7915 GB, free: 7.852 MB / 0.6075 GB Notification: Performance of NFTyping.typeComponents: time 0.0004953/0.1809, allocations: 307.2 kB / 0.7918 GB, free: 7.551 MB / 0.6075 GB Notification: Performance of NFTyping.typeBindings: time 0.0004579/0.1814, allocations: 306.8 kB / 0.7921 GB, free: 7.25 MB / 0.6075 GB Notification: Performance of NFTyping.typeClassSections: time 0.0006896/0.1821, allocations: 375.2 kB / 0.7925 GB, free: 6.891 MB / 0.6075 GB Notification: Performance of NFFlatten.flatten: time 0.0005948/0.1827, allocations: 0.6504 MB / 0.7931 GB, free: 6.238 MB / 0.6075 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0001546/0.1829, allocations: 81.72 kB / 0.7932 GB, free: 6.156 MB / 0.6075 GB Notification: Performance of NFEvalConstants.evaluate: time 0.000309/0.1832, allocations: 286.5 kB / 0.7935 GB, free: 5.875 MB / 0.6075 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0002912/0.1835, allocations: 306.7 kB / 0.7938 GB, free: 5.574 MB / 0.6075 GB Notification: Performance of NFPackage.collectConstants: time 3.627e-05/0.1835, allocations: 12 kB / 0.7938 GB, free: 5.562 MB / 0.6075 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0001431/0.1837, allocations: 75.89 kB / 0.7938 GB, free: 5.488 MB / 0.6075 GB Notification: Performance of NFScalarize.scalarize: time 0.0001549/0.1838, allocations: 175.3 kB / 0.794 GB, free: 5.316 MB / 0.6075 GB Notification: Performance of NFVerifyModel.verify: time 0.0001944/0.184, allocations: 271.9 kB / 0.7943 GB, free: 5.043 MB / 0.6075 GB Notification: Performance of NFConvertDAE.convert: time 0.0005735/0.1846, allocations: 0.7084 MB / 0.795 GB, free: 4.332 MB / 0.6075 GB Notification: Performance of FrontEnd - DAE generated: time 3.356e-06/0.1846, allocations: 0 / 0.795 GB, free: 4.332 MB / 0.6075 GB Notification: Performance of FrontEnd: time 1.162e-06/0.1846, allocations: 0 / 0.795 GB, free: 4.332 MB / 0.6075 GB Notification: Performance of Transformations before backend: time 7.334e-06/0.1846, allocations: 4 kB / 0.795 GB, free: 4.328 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: 25 * Number of variables: 25 Notification: Performance of Generate backend data structure: time 0.001162/0.1858, allocations: 0.8865 MB / 0.7958 GB, free: 3.391 MB / 0.6075 GB Notification: Performance of prepare preOptimizeDAE: time 3.233e-05/0.1858, allocations: 16.03 kB / 0.7958 GB, free: 3.375 MB / 0.6075 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 4.788e-05/0.1859, allocations: 46.73 kB / 0.7959 GB, free: 3.32 MB / 0.6075 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 9.255e-05/0.186, allocations: 72 kB / 0.796 GB, free: 3.25 MB / 0.6075 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0007428/0.1867, allocations: 0.6288 MB / 0.7966 GB, free: 2.578 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.921e-05/0.1868, allocations: 16.12 kB / 0.7966 GB, free: 2.562 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 2.494e-05/0.1868, allocations: 8 kB / 0.7966 GB, free: 2.555 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0003304/0.1871, allocations: 208.6 kB / 0.7968 GB, free: 2.332 MB / 0.6075 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.933e-06/0.1872, allocations: 0 / 0.7968 GB, free: 2.332 MB / 0.6075 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.567e-05/0.1872, allocations: 0 / 0.7968 GB, free: 2.332 MB / 0.6075 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.981e-06/0.1872, allocations: 4 kB / 0.7968 GB, free: 2.328 MB / 0.6075 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0002222/0.1874, allocations: 107.8 kB / 0.7969 GB, free: 2.223 MB / 0.6075 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001105/0.1885, allocations: 1.052 MB / 0.7979 GB, free: 1.105 MB / 0.6075 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0005235/0.1891, allocations: 289 kB / 0.7982 GB, free: 0.7773 MB / 0.6075 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001907/0.1893, allocations: 100.2 kB / 0.7983 GB, free: 0.6641 MB / 0.6075 GB Notification: Performance of preOpt evalFunc (simulation): time 2.236e-05/0.1893, allocations: 4 kB / 0.7983 GB, free: 0.6602 MB / 0.6075 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0003333/0.1896, allocations: 219.5 kB / 0.7985 GB, free: 428 kB / 0.6075 GB Notification: Performance of pre-optimization done (n=25): time 1.343e-06/0.1896, allocations: 4 kB / 0.7985 GB, free: 424 kB / 0.6075 GB Notification: Performance of matching and sorting (n=25): time 0.0008219/0.1905, allocations: 425.6 kB / 0.7989 GB, free: 15.99 MB / 0.6231 GB Notification: Performance of inlineWhenForInitialization (initialization): time 7.134e-05/0.1905, allocations: 166.1 kB / 0.7991 GB, free: 15.79 MB / 0.6231 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00104/0.1916, allocations: 1.036 MB / 0.8001 GB, free: 14.75 MB / 0.6231 GB Notification: Performance of collectPreVariables (initialization): time 2.627e-05/0.1916, allocations: 29.7 kB / 0.8001 GB, free: 14.71 MB / 0.6231 GB Notification: Performance of collectInitialEqns (initialization): time 0.0002045/0.1918, allocations: 292.8 kB / 0.8004 GB, free: 14.42 MB / 0.6231 GB Notification: Performance of collectInitialBindings (initialization): time 6.003e-05/0.1919, allocations: 79.08 kB / 0.8005 GB, free: 14.34 MB / 0.6231 GB Notification: Performance of simplifyInitialFunctions (initialization): time 7.16e-05/0.192, allocations: 73.67 kB / 0.8005 GB, free: 14.27 MB / 0.6231 GB Notification: Performance of setup shared object (initialization): time 0.000107/0.1921, allocations: 322 kB / 0.8008 GB, free: 13.95 MB / 0.6231 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003419/0.1924, allocations: 213.2 kB / 0.8011 GB, free: 13.74 MB / 0.6231 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003837/0.1928, allocations: 315 kB / 0.8014 GB, free: 13.4 MB / 0.6231 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0005819/0.1934, allocations: 414.4 kB / 0.8017 GB, free: 12.97 MB / 0.6231 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.895e-06/0.1934, allocations: 0 / 0.8017 GB, free: 12.97 MB / 0.6231 GB Notification: Performance of matching and sorting (n=75) (initialization): time 0.000971/0.1944, allocations: 0.6677 MB / 0.8024 GB, free: 12.3 MB / 0.6231 GB Notification: Performance of prepare postOptimizeDAE: time 1.356e-05/0.1944, allocations: 8 kB / 0.8024 GB, free: 12.29 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.691e-06/0.1944, allocations: 0 / 0.8024 GB, free: 12.29 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.212e-05/0.1945, allocations: 4.156 kB / 0.8024 GB, free: 12.29 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003599/0.1948, allocations: 127.8 kB / 0.8025 GB, free: 12.16 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 9.848e-06/0.1948, allocations: 4 kB / 0.8025 GB, free: 12.16 MB / 0.6231 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000232/0.1951, allocations: 47.61 kB / 0.8026 GB, free: 12.11 MB / 0.6231 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.266e-05/0.1951, allocations: 27.98 kB / 0.8026 GB, free: 12.08 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: 25 ($PRE.timTabLin.tab.nextTimeEvent,$whenCondition5,$PRE.timTabLinHol.tab.nextTimeEvent,$whenCondition4,$PRE.timTabLinDer.tab.nextTimeEvent,$whenCondition3,$PRE.timTabCon.tab.nextTimeEvent,$whenCondition2,$PRE.timTabLinCon.tab.nextTimeEvent,$whenCondition1,timTabLinCon.tab.nextTimeEventScaled,$PRE.timTabLinCon.tab.nextTimeEventScaled,timTabLinCon.tab.nextTimeEvent,timTabCon.tab.nextTimeEventScaled,$PRE.timTabCon.tab.nextTimeEventScaled,timTabCon.tab.nextTimeEvent,timTabLinDer.tab.nextTimeEventScaled,$PRE.timTabLinDer.tab.nextTimeEventScaled,timTabLinDer.tab.nextTimeEvent,timTabLinHol.tab.nextTimeEventScaled,$PRE.timTabLinHol.tab.nextTimeEventScaled,timTabLinHol.tab.nextTimeEvent,timTabLin.tab.nextTimeEventScaled,$PRE.timTabLin.tab.nextTimeEventScaled,timTabLin.tab.nextTimeEvent) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (75): * Single equations (assignments): 75 * 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 0.0002462/0.1954, allocations: 269.6 kB / 0.8029 GB, free: 11.81 MB / 0.6231 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 7.617e-05/0.1955, allocations: 75.05 kB / 0.8029 GB, free: 11.73 MB / 0.6231 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0001017/0.1956, allocations: 73.89 kB / 0.803 GB, free: 11.66 MB / 0.6231 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.252e-06/0.1956, allocations: 11.92 kB / 0.803 GB, free: 11.64 MB / 0.6231 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.41e-06/0.1956, allocations: 4 kB / 0.803 GB, free: 11.64 MB / 0.6231 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.827e-06/0.1956, allocations: 0 / 0.803 GB, free: 11.64 MB / 0.6231 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0003823/0.196, allocations: 465.1 kB / 0.8035 GB, free: 11.14 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.683e-06/0.196, allocations: 0 / 0.8035 GB, free: 11.14 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 5.898e-05/0.1961, allocations: 23.92 kB / 0.8035 GB, free: 11.11 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (simulation): time 3.737e-06/0.1961, allocations: 4 kB / 0.8035 GB, free: 11.11 MB / 0.6231 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.99e-05/0.1961, allocations: 8.25 kB / 0.8035 GB, free: 11.1 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 6.653e-06/0.1961, allocations: 15.92 kB / 0.8035 GB, free: 11.09 MB / 0.6231 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.192e-06/0.1961, allocations: 0 / 0.8035 GB, free: 11.09 MB / 0.6231 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.000576/0.1967, allocations: 389.6 kB / 0.8039 GB, free: 10.68 MB / 0.6231 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001401/0.1968, allocations: 160.2 kB / 0.804 GB, free: 10.5 MB / 0.6231 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 6.578e-05/0.1969, allocations: 19.98 kB / 0.8041 GB, free: 10.48 MB / 0.6231 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00016/0.1971, allocations: 19.92 kB / 0.8041 GB, free: 10.46 MB / 0.6231 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 4.96e-05/0.1971, allocations: 23.97 kB / 0.8041 GB, free: 10.44 MB / 0.6231 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.073e-05/0.1972, allocations: 16 kB / 0.8041 GB, free: 10.42 MB / 0.6231 GB Notification: Performance of sorting global known variables: time 0.0006325/0.1978, allocations: 0.5966 MB / 0.8047 GB, free: 9.828 MB / 0.6231 GB Notification: Performance of sort global known variables: time 1.4e-07/0.1978, allocations: 0 / 0.8047 GB, free: 9.828 MB / 0.6231 GB Notification: Performance of remove unused functions: time 0.0003589/0.1982, allocations: 123.9 kB / 0.8048 GB, free: 9.707 MB / 0.6231 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 0 () * Number of discrete variables: 15 ($whenCondition5,timTabLin.tab.nextTimeEvent,timTabLin.tab.nextTimeEventScaled,$whenCondition4,timTabLinHol.tab.nextTimeEvent,timTabLinHol.tab.nextTimeEventScaled,$whenCondition3,timTabLinDer.tab.nextTimeEvent,timTabLinDer.tab.nextTimeEventScaled,$whenCondition2,timTabCon.tab.nextTimeEvent,timTabCon.tab.nextTimeEventScaled,$whenCondition1,timTabLinCon.tab.nextTimeEvent,timTabLinCon.tab.nextTimeEventScaled) * Number of discrete states: 10 (timTabLinCon.tab.nextTimeEventScaled,timTabLinCon.tab.nextTimeEvent,timTabCon.tab.nextTimeEventScaled,timTabCon.tab.nextTimeEvent,timTabLinDer.tab.nextTimeEventScaled,timTabLinDer.tab.nextTimeEvent,timTabLinHol.tab.nextTimeEventScaled,timTabLinHol.tab.nextTimeEvent,timTabLin.tab.nextTimeEventScaled,timTabLin.tab.nextTimeEvent) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (25): * Single equations (assignments): 15 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 10 * 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 0.001703/0.1999, allocations: 1.311 MB / 0.8061 GB, free: 8.547 MB / 0.6231 GB Notification: Performance of simCode: created initialization part: time 0.0006555/0.2006, allocations: 401.2 kB / 0.8065 GB, free: 8.156 MB / 0.6231 GB Notification: Performance of simCode: created event and clocks part: time 3.236e-06/0.2006, allocations: 4 kB / 0.8065 GB, free: 8.152 MB / 0.6231 GB Notification: Performance of simCode: created simulation system equations: time 0.0002061/0.2008, allocations: 104 kB / 0.8066 GB, free: 8.051 MB / 0.6231 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0009115/0.2017, allocations: 202.1 kB / 0.8068 GB, free: 7.855 MB / 0.6231 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.007023/0.2087, allocations: 6.105 MB / 0.8127 GB, free: 1.523 MB / 0.6231 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004239/0.2092, allocations: 0.9362 MB / 0.8137 GB, free: 0.5586 MB / 0.6231 GB Notification: Performance of simCode: alias equations: time 0.0002203/0.2094, allocations: 109.4 kB / 0.8138 GB, free: 460 kB / 0.6231 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002613/0.2097, allocations: 231.3 kB / 0.814 GB, free: 228 kB / 0.6231 GB Notification: Performance of SimCode: time 4.01e-07/0.2097, allocations: 4 kB / 0.814 GB, free: 224 kB / 0.6231 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 1.754/1.964, allocations: 12.58 MB / 0.8263 GB, free: 3.91 MB / 0.6387 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002553/1.964, allocations: 264.9 kB / 0.8265 GB, free: 3.613 MB / 0.6387 GB Notification: Performance of buildModelFMU: Generate platform static: time 1.952/3.916, allocations: 0 / 0.8265 GB, free: 3.613 MB / 0.6387 GB (rm -f Buildings_8_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTable.pipe ; mkfifo Buildings_8_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTable.pipe ; head -c 1048576 < Buildings_8_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTable.pipe >> ../files/Buildings_8_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTable.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_Buildings_8_Buildings_Controls_OBC_CDL_Continuous_Sources_Validation_TimeTable_fmu --startTime=0 --stopTime=172800 --timeout=50 --tolerance=1e-06 Buildings_8_Buildings_Controls_OBC_CDL_Continuous_Sources_Validation_TimeTable.fmu > Buildings_8_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTable.pipe 2>&1)