Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr AixLib_latest_AixLib.Utilities.Math.Examples.Average.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/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/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.1.1/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo", uses=false) Using package SDF with version 0.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo) Using package Modelica_DeviceDrivers with version 2.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.1.1/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) 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 AixLib with version 1.3.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/package.mo) Running command: translateModel(AixLib.Utilities.Math.Examples.Average,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="AixLib_latest_AixLib.Utilities.Math.Examples.Average") translateModel(AixLib.Utilities.Math.Examples.Average,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="AixLib_latest_AixLib.Utilities.Math.Examples.Average") [:1:1-1:32:writable] Error: Class GC_set_max_heap_size not found in scope (looking for a function or record). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/BoundaryConditions/InternalGains/Examples/InternalGains/Lights.mo:27:20-27:398:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/BoundaryConditions/InternalGains/Examples/InternalGains/Machines.mo:31:20-31:400:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/DataBase/CHP/CHPDataSimple/CHP_Cleanergy_C9G.mo:36:34-36:594:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/DataBase/CHP/CHPDataSimple/CHP_XRGI_9kWel.mo:25:34-25:588:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/DataBase/CHP/CHPDataSimple/CHP_XRGI_9kWel.mo:25:34-25:3852:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/DataBase/Weather/SurfaceOrientation/SurfaceOrientationData_NE_SE_SW_NW_Hor.mo:5:35-5:324:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/DataBase/Weather/SurfaceOrientation/SurfaceOrientationData_N_E_S_W_Hor.mo:5:35-5:320:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/DataBase/Weather/SurfaceOrientation/SurfaceOrientationData_N_E_S_W_RoofN_Roof_S.mo:5:35-5:362:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:6228:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:6853:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:8435:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:9369:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:11505:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:12875:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/ThermalZones/HighOrder/Components/DryAir/InfiltrationRate_DIN12831.mo:20:192-20:2066:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/ThermalZones/HighOrder/Components/DryAir/InfiltrationRate_DIN12831.mo:20:192-20:4252:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/ThermalZones/HighOrder/Components/Examples/DryAir/DryAir_test.mo:71:18-71:405:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2-development/package.mo): time 1.306/1.306, allocations: 265 MB / 272.3 MB, free: 8.801 MB / 218.8 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0009369/0.000937, allocations: 181.2 kB / 329.7 MB, free: 368 kB / 266.8 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.044/1.044, allocations: 221.4 MB / 0.5941 GB, free: 14.48 MB / 458.8 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008634/0.0008634, allocations: 96.62 kB / 0.6993 GB, free: 2.633 MB / 0.5418 GB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.1.1/package.mo): time 0.044/0.044, allocations: 11.89 MB / 0.816 GB, free: 65.55 MB / 0.5418 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo:9:42-9:258:writable] Notification: This is an open source dummy package of a commercial library. If you want it to be supported, you will need to add an implemention on our github repository: https://github.com/Modelica-OpenVendorSpecificLibraries. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo): time 0.0003517/0.0003517, allocations: 19.47 kB / 0.924 GB, free: 87.09 MB / 0.573 GB Notification: Performance of FrontEnd - loaded program: time 6.832e-06/6.933e-06, allocations: 4 kB / 1.039 GB, free: 9.242 MB / 0.5887 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1608/0.1609, allocations: 110.2 MB / 1.147 GB, free: 10.93 MB / 0.698 GB Notification: Performance of FrontEnd - scodeFlatten: time 0.3979/0.5588, allocations: 134 MB / 1.277 GB, free: 56.04 MB / 0.7293 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0001688/0.559, allocations: 77.55 kB / 1.278 GB, free: 56 MB / 0.7293 GB Notification: Performance of FrontEnd: time 0.002763/0.5618, allocations: 0.8314 MB / 1.278 GB, free: 55.3 MB / 0.7293 GB Notification: Performance of Transformations before backend: time 8.676e-06/0.5618, allocations: 0.7656 kB / 1.278 GB, free: 55.3 MB / 0.7293 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 9 * Number of variables: 9 Notification: Performance of Generate backend data structure: time 0.0003253/0.5621, allocations: 381.9 kB / 1.279 GB, free: 54.89 MB / 0.7293 GB Notification: Performance of prepare preOptimizeDAE: time 2.897e-05/0.5622, allocations: 8.031 kB / 1.279 GB, free: 54.88 MB / 0.7293 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 3.234e-05/0.5622, allocations: 7.906 kB / 1.279 GB, free: 54.88 MB / 0.7293 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0001448/0.5623, allocations: 182.9 kB / 1.279 GB, free: 54.66 MB / 0.7293 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 9.548e-06/0.5624, allocations: 7.906 kB / 1.279 GB, free: 54.65 MB / 0.7293 GB Notification: Performance of preOpt expandDerOperator (simulation): time 1.356e-05/0.5624, allocations: 4 kB / 1.279 GB, free: 54.65 MB / 0.7293 GB Notification: Performance of preOpt removeEqualFunctionCalls (simulation): time 8.984e-05/0.5625, allocations: 34.23 kB / 1.279 GB, free: 54.62 MB / 0.7293 GB Notification: Performance of preOpt clockPartitioning (simulation): time 8.665e-05/0.5626, allocations: 58.64 kB / 1.279 GB, free: 54.57 MB / 0.7293 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.193e-06/0.5626, allocations: 7.656 kB / 1.279 GB, free: 54.57 MB / 0.7293 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.001e-05/0.5626, allocations: 0 / 1.279 GB, free: 54.57 MB / 0.7293 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.997e-06/0.5626, allocations: 0 / 1.279 GB, free: 54.57 MB / 0.7293 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0004109/0.563, allocations: 318.6 kB / 1.279 GB, free: 54.23 MB / 0.7293 GB Notification: Performance of preOpt comSubExp (simulation): time 5.823e-05/0.5631, allocations: 34.39 kB / 1.279 GB, free: 54.2 MB / 0.7293 GB Notification: Performance of preOpt resolveLoops (simulation): time 2.873e-05/0.5631, allocations: 16.8 kB / 1.279 GB, free: 54.18 MB / 0.7293 GB Notification: Performance of preOpt evalFunc (simulation): time 3.164e-05/0.5632, allocations: 0 / 1.279 GB, free: 54.18 MB / 0.7293 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 1.111e-05/0.5632, allocations: 38.08 kB / 1.279 GB, free: 54.14 MB / 0.7293 GB Notification: Performance of pre-optimization done (n=3): time 1.293e-06/0.5632, allocations: 4 kB / 1.279 GB, free: 54.14 MB / 0.7293 GB Notification: Performance of matching and sorting (n=3): time 0.0001842/0.5634, allocations: 64.97 kB / 1.279 GB, free: 54.07 MB / 0.7293 GB Notification: Performance of inlineWhenForInitialization (initialization): time 1.461e-05/0.5634, allocations: 58.38 kB / 1.279 GB, free: 54.01 MB / 0.7293 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 5.005e-05/0.5635, allocations: 100.9 kB / 1.28 GB, free: 53.91 MB / 0.7293 GB Notification: Performance of collectPreVariables (initialization): time 7.774e-06/0.5635, allocations: 25.7 kB / 1.28 GB, free: 53.88 MB / 0.7293 GB Notification: Performance of collectInitialEqns (initialization): time 1.848e-05/0.5635, allocations: 88 kB / 1.28 GB, free: 53.79 MB / 0.7293 GB Notification: Performance of collectInitialBindings (initialization): time 1.624e-05/0.5635, allocations: 15.75 kB / 1.28 GB, free: 53.77 MB / 0.7293 GB Notification: Performance of simplifyInitialFunctions (initialization): time 4.459e-06/0.5635, allocations: 0 / 1.28 GB, free: 53.77 MB / 0.7293 GB Notification: Performance of setup shared object (initialization): time 3.535e-05/0.5636, allocations: 318.8 kB / 1.28 GB, free: 53.46 MB / 0.7293 GB Notification: Performance of preBalanceInitialSystem (initialization): time 2.387e-05/0.5636, allocations: 15.75 kB / 1.28 GB, free: 53.45 MB / 0.7293 GB Notification: Performance of partitionIndependentBlocks (initialization): time 1.895e-05/0.5636, allocations: 7.25 kB / 1.28 GB, free: 53.44 MB / 0.7293 GB Notification: Performance of analyzeInitialSystem (initialization): time 4.759e-05/0.5637, allocations: 16.52 kB / 1.28 GB, free: 53.43 MB / 0.7293 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.412e-06/0.5637, allocations: 0 / 1.28 GB, free: 53.43 MB / 0.7293 GB Notification: Performance of matching and sorting (n=3) (initialization): time 0.0001002/0.5638, allocations: 60.53 kB / 1.28 GB, free: 53.37 MB / 0.7293 GB Notification: Performance of prepare postOptimizeDAE: time 9.638e-06/0.5638, allocations: 4 kB / 1.28 GB, free: 53.37 MB / 0.7293 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.128e-06/0.5638, allocations: 0 / 1.28 GB, free: 53.37 MB / 0.7293 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.05e-05/0.5638, allocations: 0 / 1.28 GB, free: 53.37 MB / 0.7293 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001325/0.564, allocations: 31.97 kB / 1.28 GB, free: 53.34 MB / 0.7293 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 3.887e-06/0.564, allocations: 3.938 kB / 1.28 GB, free: 53.33 MB / 0.7293 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 8.295e-05/0.5641, allocations: 19.98 kB / 1.28 GB, free: 53.31 MB / 0.7293 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.481e-05/0.5641, allocations: 0 / 1.28 GB, free: 53.31 MB / 0.7293 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 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (3): * Single equations (assignments): 3 * 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: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 3.747e-05/0.5641, allocations: 109.6 kB / 1.28 GB, free: 53.2 MB / 0.7293 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 2.601e-05/0.5642, allocations: 3.906 kB / 1.28 GB, free: 53.2 MB / 0.7293 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.000136/0.5643, allocations: 69.17 kB / 1.28 GB, free: 53.12 MB / 0.7293 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.635e-06/0.5643, allocations: 1.219 kB / 1.28 GB, free: 53.12 MB / 0.7293 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.855e-06/0.5643, allocations: 0 / 1.28 GB, free: 53.12 MB / 0.7293 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.206e-06/0.5643, allocations: 7.891 kB / 1.28 GB, free: 53.12 MB / 0.7293 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 9.925e-05/0.5644, allocations: 149 kB / 1.28 GB, free: 52.94 MB / 0.7293 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.132e-06/0.5644, allocations: 4 kB / 1.28 GB, free: 52.94 MB / 0.7293 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001034/0.5645, allocations: 23.97 kB / 1.281 GB, free: 52.91 MB / 0.7293 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.854e-06/0.5645, allocations: 4 kB / 1.281 GB, free: 52.91 MB / 0.7293 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 7.414e-06/0.5646, allocations: 1.312 kB / 1.281 GB, free: 52.91 MB / 0.7293 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.583e-06/0.5646, allocations: 0 / 1.281 GB, free: 52.91 MB / 0.7293 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.356e-06/0.5646, allocations: 11.88 kB / 1.281 GB, free: 52.9 MB / 0.7293 GB Notification: Performance of postOpt detectJacobianSparsePattern (simulation): time 0.000114/0.5647, allocations: 153.5 kB / 1.281 GB, free: 52.74 MB / 0.7293 GB Notification: Performance of postOpt removeConstants (simulation): time 2.161e-05/0.5647, allocations: 81.02 kB / 1.281 GB, free: 52.64 MB / 0.7293 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 1.929e-05/0.5647, allocations: 6.984 kB / 1.281 GB, free: 52.64 MB / 0.7293 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.000116/0.5649, allocations: 23.98 kB / 1.281 GB, free: 52.62 MB / 0.7293 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 3.374e-05/0.5649, allocations: 0 / 1.281 GB, free: 52.62 MB / 0.7293 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.133e-06/0.5649, allocations: 7.938 kB / 1.281 GB, free: 52.61 MB / 0.7293 GB Notification: Performance of sort global known variables: time 2.497e-05/0.5649, allocations: 90.97 kB / 1.281 GB, free: 52.53 MB / 0.7293 GB Notification: Performance of remove unused functions: time 0.0002032/0.5652, allocations: 15.91 kB / 1.281 GB, free: 52.52 MB / 0.7293 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (3): * Single equations (assignments): 3 * 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: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.0001009/0.5653, allocations: 99.19 kB / 1.281 GB, free: 52.41 MB / 0.7293 GB Notification: Performance of simCode: created initialization part: time 8.606e-05/0.5654, allocations: 38.98 kB / 1.281 GB, free: 52.38 MB / 0.7293 GB Notification: Performance of simCode: created event and clocks part: time 1.532e-06/0.5654, allocations: 0 / 1.281 GB, free: 52.38 MB / 0.7293 GB Notification: Performance of simCode: created simulation system equations: time 2.809e-05/0.5654, allocations: 12.91 kB / 1.281 GB, free: 52.37 MB / 0.7293 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0001443/0.5655, allocations: 7.938 kB / 1.281 GB, free: 52.37 MB / 0.7293 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0002208/0.5658, allocations: 94.09 kB / 1.281 GB, free: 52.25 MB / 0.7293 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001212/0.5659, allocations: 0.7069 MB / 1.282 GB, free: 51.53 MB / 0.7293 GB Notification: Performance of SimCode: time 2.4e-07/0.5659, allocations: 0 / 1.282 GB, free: 51.53 MB / 0.7293 GB Notification: Performance of Templates: time 0.002172/0.5681, allocations: 0.7127 MB / 1.283 GB, free: 50.86 MB / 0.7293 GB make -j1 -f AixLib_latest_AixLib.Utilities.Math.Examples.Average.makefile (rm -f AixLib_latest_AixLib.Utilities.Math.Examples.Average.pipe ; mkfifo AixLib_latest_AixLib.Utilities.Math.Examples.Average.pipe ; head -c 1048576 < AixLib_latest_AixLib.Utilities.Math.Examples.Average.pipe >> ../files/AixLib_latest_AixLib.Utilities.Math.Examples.Average.sim & ./AixLib_latest_AixLib.Utilities.Math.Examples.Average -abortSlowSimulation -alarm=480 -lv LOG_STATS > AixLib_latest_AixLib.Utilities.Math.Examples.Average.pipe 2>&1)