Running: ./testmodel.py --libraries=/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_7.0.0_Buildings.Fluid.Examples.Performance.Example2.conf.json loadFile("/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 7.0.1/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 7.0.1 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo) Running command: translateModel(Buildings.Fluid.Examples.Performance.Example2,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Fluid.Examples.Performance.Example2") translateModel(Buildings.Fluid.Examples.Performance.Example2,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Fluid.Examples.Performance.Example2") Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Buildings 7.0.1/package.mo): time 2.124/2.124, allocations: 254.9 MB / 269.9 MB, free: 9.648 MB / 218.7 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001356/0.001355, allocations: 195.2 kB / 329.5 MB, free: 1.168 MB / 250.7 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 2.48/2.48, allocations: 225.6 MB / 0.6001 GB, free: 2.234 MB / 426.7 MB Notification: Performance of loadFile(/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/converted-libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009691/0.000969, allocations: 102 kB / 0.7074 GB, free: 7.973 MB / 0.5261 GB Notification: Performance of FrontEnd - loaded program: time 0.0006745/0.0006747, allocations: 15.47 kB / 0.8242 GB, free: 124.4 MB / 0.5886 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2154/0.2161, allocations: 109.1 MB / 0.9308 GB, free: 25.15 MB / 0.5886 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.Performance.Example2): time 0.03561/0.2518, allocations: 27.26 MB / 0.9574 GB, free: 13.8 MB / 0.6042 GB Notification: Performance of NFInst.instExpressions: time 0.02518/0.277, allocations: 11.73 MB / 0.9688 GB, free: 2.051 MB / 0.6042 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001636/0.2787, allocations: 35.75 kB / 0.9689 GB, free: 2.016 MB / 0.6042 GB Notification: Performance of NFTyping.typeComponents: time 0.002383/0.2811, allocations: 469.1 kB / 0.9693 GB, free: 1.555 MB / 0.6042 GB Notification: Performance of NFTyping.typeBindings: time 0.004806/0.286, allocations: 1.182 MB / 0.9705 GB, free: 376 kB / 0.6042 GB Notification: Performance of NFTyping.typeClassSections: time 0.004607/0.2906, allocations: 1.049 MB / 0.9715 GB, free: 15.32 MB / 0.6198 GB Notification: Performance of NFFlatten.flatten: time 0.007471/0.2981, allocations: 4.322 MB / 0.9757 GB, free: 10.98 MB / 0.6198 GB Notification: Performance of NFFlatten.resolveConnections: time 0.002509/0.3007, allocations: 1.047 MB / 0.9767 GB, free: 9.906 MB / 0.6198 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003606/0.3043, allocations: 1.21 MB / 0.9779 GB, free: 8.691 MB / 0.6198 GB Notification: Performance of NFSimplifyModel.simplify: time 0.002653/0.307, allocations: 0.9918 MB / 0.9789 GB, free: 7.695 MB / 0.6198 GB Notification: Performance of NFPackage.collectConstants: time 0.0003834/0.3075, allocations: 55.98 kB / 0.9789 GB, free: 7.641 MB / 0.6198 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003391/0.3109, allocations: 0.8542 MB / 0.9798 GB, free: 6.785 MB / 0.6198 GB Notification: Performance of NFScalarize.scalarize: time 0.0008581/0.3118, allocations: 318.7 kB / 0.9801 GB, free: 6.473 MB / 0.6198 GB Notification: Performance of NFVerifyModel.verify: time 0.0006733/0.3125, allocations: 316.9 kB / 0.9804 GB, free: 6.156 MB / 0.6198 GB Notification: Performance of NFConvertDAE.convert: time 0.003743/0.3162, allocations: 1.793 MB / 0.9821 GB, free: 4.359 MB / 0.6198 GB Notification: Performance of FrontEnd - DAE generated: time 6.713e-06/0.3163, allocations: 4 kB / 0.9821 GB, free: 4.355 MB / 0.6198 GB Notification: Performance of FrontEnd: time 2.995e-06/0.3163, allocations: 0 / 0.9821 GB, free: 4.355 MB / 0.6198 GB Notification: Performance of Transformations before backend: time 5.563e-05/0.3164, allocations: 0 / 0.9821 GB, free: 4.355 MB / 0.6198 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 188 * Number of variables: 188 Notification: Performance of Generate backend data structure: time 0.005124/0.3215, allocations: 1.705 MB / 0.9838 GB, free: 2.59 MB / 0.6198 GB Notification: Performance of prepare preOptimizeDAE: time 4.758e-05/0.3216, allocations: 12.03 kB / 0.9838 GB, free: 2.578 MB / 0.6198 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002082/0.3237, allocations: 258.8 kB / 0.9841 GB, free: 2.324 MB / 0.6198 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00406/0.3278, allocations: 1.266 MB / 0.9853 GB, free: 1.008 MB / 0.6198 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001118/0.3279, allocations: 62 kB / 0.9854 GB, free: 0.9453 MB / 0.6198 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002681/0.3282, allocations: 91.98 kB / 0.9854 GB, free: 0.8555 MB / 0.6198 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.003102/0.3313, allocations: 1.023 MB / 0.9864 GB, free: 15.78 MB / 0.6355 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.697e-05/0.3314, allocations: 0 / 0.9864 GB, free: 15.78 MB / 0.6355 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000134/0.3316, allocations: 32 kB / 0.9865 GB, free: 15.75 MB / 0.6355 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.114e-05/0.3316, allocations: 24 kB / 0.9865 GB, free: 15.73 MB / 0.6355 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.00294/0.3346, allocations: 0.7805 MB / 0.9873 GB, free: 14.94 MB / 0.6355 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.009896/0.3445, allocations: 5.144 MB / 0.9923 GB, free: 9.445 MB / 0.6355 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002516/0.347, allocations: 0.6479 MB / 0.9929 GB, free: 8.789 MB / 0.6355 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001287/0.3484, allocations: 357.4 kB / 0.9932 GB, free: 8.438 MB / 0.6355 GB Notification: Performance of preOpt evalFunc (simulation): time 0.004064/0.3524, allocations: 1.689 MB / 0.9949 GB, free: 6.598 MB / 0.6355 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.001454/0.3539, allocations: 383 kB / 0.9953 GB, free: 6.211 MB / 0.6355 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.0008148/0.3548, allocations: 99.38 kB / 0.9954 GB, free: 6.113 MB / 0.6355 GB Notification: Performance of pre-optimization done (n=44): time 4.088e-06/0.3548, allocations: 0 / 0.9954 GB, free: 6.113 MB / 0.6355 GB Notification: Performance of matching and sorting (n=44): time 0.007142/0.362, allocations: 1.373 MB / 0.9967 GB, free: 4.711 MB / 0.6355 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.399e-05/0.3621, allocations: 63.39 kB / 0.9968 GB, free: 4.637 MB / 0.6355 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002578/0.3647, allocations: 1.305 MB / 0.998 GB, free: 3.316 MB / 0.6355 GB Notification: Performance of collectPreVariables (initialization): time 0.0001789/0.3649, allocations: 45.64 kB / 0.9981 GB, free: 3.266 MB / 0.6355 GB Notification: Performance of collectInitialEqns (initialization): time 0.0007902/0.3657, allocations: 0.6449 MB / 0.9987 GB, free: 2.613 MB / 0.6355 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002231/0.3659, allocations: 149.8 kB / 0.9989 GB, free: 2.465 MB / 0.6355 GB Notification: Performance of simplifyInitialFunctions (initialization): time 6.463e-05/0.366, allocations: 16 kB / 0.9989 GB, free: 2.449 MB / 0.6355 GB Notification: Performance of setup shared object (initialization): time 0.0001351/0.3661, allocations: 329.9 kB / 0.9992 GB, free: 2.121 MB / 0.6355 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001158/0.3673, allocations: 277.8 kB / 0.9994 GB, free: 1.848 MB / 0.6355 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001427/0.3687, allocations: 0.6247 MB / 1 GB, free: 1.062 MB / 0.6355 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001289/0.3701, allocations: 370.2 kB / 1 GB, free: 0.6953 MB / 0.6355 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.674e-06/0.3701, allocations: 7.938 kB / 1 GB, free: 0.6875 MB / 0.6355 GB Notification: Performance of matching and sorting (n=85) (initialization): time 0.004458/0.3746, allocations: 1.129 MB / 1.002 GB, free: 15.54 MB / 0.6511 GB Notification: Performance of prepare postOptimizeDAE: time 0.000282/0.3749, allocations: 359.4 kB / 1.002 GB, free: 15.07 MB / 0.6511 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.973e-05/0.3749, allocations: 8 kB / 1.002 GB, free: 15.06 MB / 0.6511 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001408/0.3763, allocations: 232.4 kB / 1.002 GB, free: 14.84 MB / 0.6511 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001185/0.3775, allocations: 151.8 kB / 1.002 GB, free: 14.69 MB / 0.6511 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001553/0.3791, allocations: 0.8605 MB / 1.003 GB, free: 13.8 MB / 0.6511 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001874/0.381, allocations: 100.4 kB / 1.003 GB, free: 13.7 MB / 0.6511 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001494/0.3812, allocations: 43.98 kB / 1.003 GB, free: 13.66 MB / 0.6511 GB Notification: Performance of prepare postOptimizeDAE: time 1.283e-05/0.3812, allocations: 7.938 kB / 1.003 GB, free: 13.65 MB / 0.6511 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.00274/0.384, allocations: 0.8634 MB / 1.004 GB, free: 12.78 MB / 0.6511 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.96e-05/0.384, allocations: 11.98 kB / 1.004 GB, free: 12.77 MB / 0.6511 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0006304/0.3847, allocations: 145.2 kB / 1.004 GB, free: 12.62 MB / 0.6511 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0009393/0.3856, allocations: 135.8 kB / 1.004 GB, free: 12.49 MB / 0.6511 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.003942/0.3896, allocations: 2.354 MB / 1.007 GB, free: 9.988 MB / 0.6511 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001632/0.3913, allocations: 84.5 kB / 1.007 GB, free: 9.906 MB / 0.6511 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001051/0.3914, allocations: 35.98 kB / 1.007 GB, free: 9.871 MB / 0.6511 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 35 * Number of states: 0 () * Number of discrete variables: 7 ($whenCondition1,$PRE.pulse.T_start,pulse.T_start,$PRE.pulse.count,pulse.count,nRes.y,from_dp.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (72): * Single equations (assignments): 69 * Array equations: 1 * Algorithm blocks: 1 * 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 {5 7} Notification: Performance of prepare postOptimizeDAE: time 0.0009866/0.3924, allocations: 481.6 kB / 1.007 GB, free: 9.391 MB / 0.6511 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003144/0.3927, allocations: 126.4 kB / 1.007 GB, free: 9.266 MB / 0.6511 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003518/0.3962, allocations: 0.9466 MB / 1.008 GB, free: 8.312 MB / 0.6511 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.665e-05/0.3963, allocations: 4 kB / 1.008 GB, free: 8.309 MB / 0.6511 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.687e-06/0.3963, allocations: 4 kB / 1.008 GB, free: 8.305 MB / 0.6511 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.002803/0.3991, allocations: 0.9506 MB / 1.009 GB, free: 7.281 MB / 0.6511 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.005807/0.405, allocations: 1.997 MB / 1.011 GB, free: 5.203 MB / 0.6511 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.904e-06/0.405, allocations: 0 / 1.011 GB, free: 5.203 MB / 0.6511 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0008183/0.4058, allocations: 91.94 kB / 1.011 GB, free: 5.113 MB / 0.6511 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0005674/0.4064, allocations: 140.7 kB / 1.011 GB, free: 4.973 MB / 0.6511 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 5.87e-05/0.4065, allocations: 19.98 kB / 1.011 GB, free: 4.953 MB / 0.6511 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001107/0.4076, allocations: 0.8059 MB / 1.012 GB, free: 4.121 MB / 0.6511 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.328e-06/0.4076, allocations: 8 kB / 1.012 GB, free: 4.113 MB / 0.6511 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.004441/0.4121, allocations: 1.307 MB / 1.013 GB, free: 2.777 MB / 0.6511 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0008378/0.413, allocations: 283.3 kB / 1.014 GB, free: 2.48 MB / 0.6511 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002504/0.4133, allocations: 15.94 kB / 1.014 GB, free: 2.465 MB / 0.6511 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001379/0.4146, allocations: 75.89 kB / 1.014 GB, free: 2.391 MB / 0.6511 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.00014/0.4148, allocations: 48.38 kB / 1.014 GB, free: 2.344 MB / 0.6511 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.965e-05/0.4149, allocations: 23.98 kB / 1.014 GB, free: 2.32 MB / 0.6511 GB Notification: Performance of sorting global known variables: time 0.001889/0.4168, allocations: 0.901 MB / 1.015 GB, free: 1.418 MB / 0.6511 GB Notification: Performance of sort global known variables: time 3.71e-07/0.4168, allocations: 0 / 1.015 GB, free: 1.418 MB / 0.6511 GB Notification: Performance of remove unused functions: time 0.002761/0.4196, allocations: 0.6746 MB / 1.015 GB, free: 0.7422 MB / 0.6511 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 1 (pump_dp.vol.dynBal.U) * Number of discrete variables: 3 ($whenCondition1,pulse.T_start,pulse.count) * Number of discrete states: 1 (pulse.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (39): * Single equations (assignments): 33 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 3 * When equations: 2 * 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 {5 7} Notification: Performance of Backend phase and start with SimCode phase: time 0.001198/0.4208, allocations: 370.6 kB / 1.016 GB, free: 392 kB / 0.6511 GB Notification: Performance of simCode: created initialization part: time 0.005138/0.426, allocations: 1.428 MB / 1.017 GB, free: 14.92 MB / 0.6667 GB Notification: Performance of simCode: created event and clocks part: time 6.051e-06/0.426, allocations: 0 / 1.017 GB, free: 14.92 MB / 0.6667 GB Notification: Performance of simCode: created simulation system equations: time 0.001503/0.4275, allocations: 355.5 kB / 1.018 GB, free: 14.57 MB / 0.6667 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004976/0.4325, allocations: 0.5888 MB / 1.018 GB, free: 13.98 MB / 0.6667 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.006571/0.4391, allocations: 2.719 MB / 1.021 GB, free: 11.23 MB / 0.6667 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001152/0.4404, allocations: 1.267 MB / 1.022 GB, free: 9.93 MB / 0.6667 GB Notification: Performance of simCode: alias equations: time 0.002021/0.4424, allocations: 302.5 kB / 1.022 GB, free: 9.629 MB / 0.6667 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004164/0.4428, allocations: 103.4 kB / 1.022 GB, free: 9.527 MB / 0.6667 GB Notification: Performance of SimCode: time 1.283e-06/0.4429, allocations: 0 / 1.022 GB, free: 9.527 MB / 0.6667 GB Notification: Performance of Templates: time 0.6323/1.075, allocations: 25.19 MB / 1.047 GB, free: 96.61 MB / 0.6667 GB make -j1 -f Buildings_7.0.0_Buildings.Fluid.Examples.Performance.Example2.makefile (rm -f Buildings_7.0.0_Buildings.Fluid.Examples.Performance.Example2.pipe ; mkfifo Buildings_7.0.0_Buildings.Fluid.Examples.Performance.Example2.pipe ; head -c 1048576 < Buildings_7.0.0_Buildings.Fluid.Examples.Performance.Example2.pipe >> ../files/Buildings_7.0.0_Buildings.Fluid.Examples.Performance.Example2.sim & ./Buildings_7.0.0_Buildings.Fluid.Examples.Performance.Example2 -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_7.0.0_Buildings.Fluid.Examples.Performance.Example2.pipe 2>&1)