Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Fluid.Movers.Examples.ClosedLoop_y.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/IBPSA 4.0.0-master/package.mo", uses=false) Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-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(IBPSA.Fluid.Movers.Examples.ClosedLoop_y,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.Movers.Examples.ClosedLoop_y") translateModel(IBPSA.Fluid.Movers.Examples.ClosedLoop_y,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.Movers.Examples.ClosedLoop_y") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001249/0.001249, allocations: 104.6 kB / 16.27 MB, free: 6.035 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00118/0.00118, allocations: 191.2 kB / 17.2 MB, free: 5.664 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.374/1.374, allocations: 222.9 MB / 240.9 MB, free: 15.21 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.7756/0.7756, allocations: 122.9 MB / 413.9 MB, free: 15.87 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001207/0.001207, allocations: 63.89 kB / 0.4911 GB, free: 7.41 MB / 414.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.348/0.3493, allocations: 77.93 MB / 0.5672 GB, free: 32.58 MB / 446.1 MB Notification: Performance of NFInst.instantiate(IBPSA.Fluid.Movers.Examples.ClosedLoop_y): time 0.5787/0.9281, allocations: 206 MB / 0.7684 GB, free: 1.738 MB / 0.5762 GB Notification: Performance of NFInst.instExpressions: time 0.02021/0.9483, allocations: 15.38 MB / 0.7834 GB, free: 1.559 MB / 0.5762 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002703/0.9511, allocations: 59.62 kB / 0.7835 GB, free: 1.559 MB / 0.5762 GB Notification: Performance of NFTyping.typeComponents: time 0.01079/0.9619, allocations: 5.66 MB / 0.789 GB, free: 1.496 MB / 0.5762 GB Notification: Performance of NFTyping.typeBindings: time 0.006614/0.9685, allocations: 2.585 MB / 0.7915 GB, free: 1.395 MB / 0.5762 GB Notification: Performance of NFTyping.typeClassSections: time 0.004065/0.9726, allocations: 1.585 MB / 0.7931 GB, free: 1.367 MB / 0.5762 GB Notification: Performance of NFFlatten.flatten: time 0.01183/0.9844, allocations: 9.039 MB / 0.8019 GB, free: 1.34 MB / 0.5762 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00267/0.9871, allocations: 1.387 MB / 0.8033 GB, free: 1.188 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.00477/0.9919, allocations: 2.009 MB / 0.8052 GB, free: 1.164 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.002586/0.9945, allocations: 1.206 MB / 0.8064 GB, free: 1.16 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.0006208/0.9951, allocations: 166.9 kB / 0.8066 GB, free: 1.16 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.005271/1, allocations: 2.712 MB / 0.8092 GB, free: 1.137 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.0009751/1.001, allocations: 0.7282 MB / 0.8099 GB, free: 1.082 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.001552/1.003, allocations: 1.073 MB / 0.811 GB, free: 0.7695 MB / 0.5762 GB Notification: Performance of NFConvertDAE.convert: time 0.005947/1.009, allocations: 3.887 MB / 0.8148 GB, free: 0 / 0.5762 GB Notification: Performance of FrontEnd - DAE generated: time 4.548e-06/1.009, allocations: 192 / 0.8148 GB, free: 0 / 0.5762 GB Notification: Performance of FrontEnd: time 1.543e-06/1.009, allocations: 1.156 kB / 0.8148 GB, free: 0 / 0.5762 GB Notification: Performance of Transformations before backend: time 4.413e-05/1.009, allocations: 64 / 0.8148 GB, free: 0 / 0.5762 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 244 * Number of variables: 244 Notification: Performance of Generate backend data structure: time 0.004828/1.014, allocations: 2.538 MB / 0.8172 GB, free: 14.42 MB / 0.5919 GB Notification: Performance of prepare preOptimizeDAE: time 3.922e-05/1.014, allocations: 18.59 kB / 0.8173 GB, free: 14.41 MB / 0.5919 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003865/1.018, allocations: 0.6198 MB / 0.8179 GB, free: 14.16 MB / 0.5919 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.003869/1.022, allocations: 2.127 MB / 0.8199 GB, free: 13.23 MB / 0.5919 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 8.512e-05/1.022, allocations: 81.5 kB / 0.82 GB, free: 13.22 MB / 0.5919 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001763/1.022, allocations: 112.9 kB / 0.8201 GB, free: 13.21 MB / 0.5919 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002137/1.024, allocations: 1.296 MB / 0.8214 GB, free: 12.83 MB / 0.5919 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.429e-05/1.024, allocations: 4 kB / 0.8214 GB, free: 12.83 MB / 0.5919 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001047/1.024, allocations: 44.41 kB / 0.8214 GB, free: 12.83 MB / 0.5919 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.607e-05/1.024, allocations: 33.31 kB / 0.8215 GB, free: 12.82 MB / 0.5919 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002085/1.026, allocations: 1.029 MB / 0.8225 GB, free: 12.66 MB / 0.5919 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 0.007379/1.034, allocations: 5.559 MB / 0.8279 GB, free: 8.406 MB / 0.5919 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002539/1.036, allocations: 0.9413 MB / 0.8288 GB, free: 7.934 MB / 0.5919 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001015/1.037, allocations: 490.5 kB / 0.8293 GB, free: 7.707 MB / 0.5919 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002031/1.038, allocations: 107.6 kB / 0.8294 GB, free: 7.605 MB / 0.5919 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.001206/1.039, allocations: 0.5818 MB / 0.83 GB, free: 7.066 MB / 0.5919 GB Notification: Performance of pre-optimization done (n=68): time 3.376e-06/1.039, allocations: 4 kB / 0.83 GB, free: 7.062 MB / 0.5919 GB Notification: Performance of matching and sorting (n=68): time 0.004214/1.043, allocations: 1.477 MB / 0.8314 GB, free: 5.559 MB / 0.5919 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.781e-05/1.043, allocations: 63.56 kB / 0.8315 GB, free: 5.488 MB / 0.5919 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002806/1.046, allocations: 1.709 MB / 0.8331 GB, free: 3.781 MB / 0.5919 GB Notification: Performance of collectPreVariables (initialization): time 0.0001467/1.046, allocations: 41.7 kB / 0.8332 GB, free: 3.734 MB / 0.5919 GB Notification: Performance of collectInitialEqns (initialization): time 0.0007763/1.047, allocations: 0.7696 MB / 0.8339 GB, free: 2.961 MB / 0.5919 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002947/1.047, allocations: 246.1 kB / 0.8342 GB, free: 2.723 MB / 0.5919 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004906/1.048, allocations: 286.6 kB / 0.8344 GB, free: 2.438 MB / 0.5919 GB Notification: Performance of setup shared object (initialization): time 0.0001622/1.048, allocations: 361.9 kB / 0.8348 GB, free: 2.078 MB / 0.5919 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001429/1.049, allocations: 0.771 MB / 0.8355 GB, free: 1.309 MB / 0.5919 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001813/1.051, allocations: 1.037 MB / 0.8366 GB, free: 172 kB / 0.5919 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.002941/1.054, allocations: 1.71 MB / 0.8382 GB, free: 14.4 MB / 0.6075 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 8.876e-06/1.054, allocations: 4 kB / 0.8382 GB, free: 14.39 MB / 0.6075 GB Notification: Performance of matching and sorting (n=168) (initialization): time 0.004085/1.058, allocations: 2.135 MB / 0.8403 GB, free: 12.28 MB / 0.6075 GB Notification: Performance of prepare postOptimizeDAE: time 4.47e-05/1.058, allocations: 39.58 kB / 0.8404 GB, free: 12.23 MB / 0.6075 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.44e-05/1.058, allocations: 4 kB / 0.8404 GB, free: 12.23 MB / 0.6075 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0005239/1.059, allocations: 152.8 kB / 0.8405 GB, free: 12.08 MB / 0.6075 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001264/1.06, allocations: 278.9 kB / 0.8408 GB, free: 11.82 MB / 0.6075 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0009042/1.061, allocations: 1.243 MB / 0.842 GB, free: 10.54 MB / 0.6075 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001597/1.063, allocations: 143.1 kB / 0.8421 GB, free: 10.39 MB / 0.6075 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001601/1.063, allocations: 63.98 kB / 0.8422 GB, free: 10.33 MB / 0.6075 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.002084/1.065, allocations: 1.069 MB / 0.8432 GB, free: 9.258 MB / 0.6075 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001467/1.066, allocations: 0.9513 MB / 0.8442 GB, free: 8.211 MB / 0.6075 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.00248/1.069, allocations: 1.499 MB / 0.8456 GB, free: 6.652 MB / 0.6075 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.379e-06/1.069, allocations: 0 / 0.8456 GB, free: 6.652 MB / 0.6075 GB Notification: Performance of matching and sorting (n=168) (initialization_lambda0): time 0.004042/1.073, allocations: 1.94 MB / 0.8475 GB, free: 4.727 MB / 0.6075 GB Notification: Performance of prepare postOptimizeDAE: time 4.294e-05/1.073, allocations: 33.7 kB / 0.8475 GB, free: 4.688 MB / 0.6075 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.673e-05/1.073, allocations: 11.19 kB / 0.8476 GB, free: 4.68 MB / 0.6075 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0006537/1.074, allocations: 181.1 kB / 0.8477 GB, free: 4.5 MB / 0.6075 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001051/1.075, allocations: 236.4 kB / 0.848 GB, free: 4.281 MB / 0.6075 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.005464/1.08, allocations: 3.403 MB / 0.8513 GB, free: 0.6875 MB / 0.6075 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001817/1.082, allocations: 119.7 kB / 0.8514 GB, free: 0.5703 MB / 0.6075 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002189/1.082, allocations: 52.08 kB / 0.8514 GB, free: 0.5195 MB / 0.6075 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 24 * Number of states: 0 () * Number of discrete variables: 6 (y.count,$PRE.y.count,y.T_start,$PRE.y.T_start,$whenCondition1,conPID.I.trigger_internal) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (129): * Single equations (assignments): 124 * Array equations: 1 * Algorithm blocks: 1 * Record equations: 1 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 1 system {1} * Without analytic Jacobian (size): 0 systems 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 {(1,4)} Notification: Performance of prepare postOptimizeDAE: time 0.0004341/1.083, allocations: 248.7 kB / 0.8517 GB, free: 288 kB / 0.6075 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005954/1.083, allocations: 169.8 kB / 0.8518 GB, free: 116 kB / 0.6075 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003243/1.087, allocations: 1.12 MB / 0.8529 GB, free: 14.98 MB / 0.6231 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.819e-06/1.087, allocations: 8 kB / 0.8529 GB, free: 14.97 MB / 0.6231 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.226e-06/1.087, allocations: 0 / 0.8529 GB, free: 14.97 MB / 0.6231 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.002207/1.089, allocations: 0.9789 MB / 0.8539 GB, free: 13.96 MB / 0.6231 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.005785/1.095, allocations: 2.538 MB / 0.8564 GB, free: 11.39 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.377e-06/1.095, allocations: 4 kB / 0.8564 GB, free: 11.38 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00103/1.096, allocations: 162.2 kB / 0.8565 GB, free: 11.23 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0003275/1.096, allocations: 91.23 kB / 0.8566 GB, free: 11.14 MB / 0.6231 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 8.727e-05/1.096, allocations: 32.02 kB / 0.8567 GB, free: 11.11 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0008662/1.097, allocations: 1.212 MB / 0.8578 GB, free: 9.855 MB / 0.6231 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.648e-06/1.097, allocations: 4.031 kB / 0.8578 GB, free: 9.852 MB / 0.6231 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003811/1.101, allocations: 1.666 MB / 0.8595 GB, free: 8.156 MB / 0.6231 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0008069/1.102, allocations: 330.8 kB / 0.8598 GB, free: 7.812 MB / 0.6231 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003574/1.102, allocations: 23.92 kB / 0.8598 GB, free: 7.789 MB / 0.6231 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001151/1.103, allocations: 43.95 kB / 0.8598 GB, free: 7.746 MB / 0.6231 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000145/1.103, allocations: 52.5 kB / 0.8599 GB, free: 7.695 MB / 0.6231 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.979e-05/1.104, allocations: 31.98 kB / 0.8599 GB, free: 7.664 MB / 0.6231 GB Notification: Performance of sorting global known variables: time 0.00216/1.106, allocations: 1.147 MB / 0.861 GB, free: 6.527 MB / 0.6231 GB Notification: Performance of sort global known variables: time 4.41e-07/1.106, allocations: 0 / 0.861 GB, free: 6.527 MB / 0.6231 GB Notification: Performance of remove unused functions: time 0.003179/1.109, allocations: 0.9592 MB / 0.862 GB, free: 5.566 MB / 0.6231 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 6 (fan.vol.dynBal.medium.Xi[1],fan.vol.dynBal.U,fan.vol.dynBal.m,fan.filter.s[1],fan.filter.s[2],conPID.I.y) * Number of discrete variables: 3 ($whenCondition1,y.T_start,y.count) * Number of discrete states: 1 (y.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (65): * Single equations (assignments): 61 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 2 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 1 system {1} * Without analytic Jacobian (size): 0 systems 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 {(1,5)} Notification: Performance of Backend phase and start with SimCode phase: time 0.001685/1.111, allocations: 0.5616 MB / 0.8625 GB, free: 5.039 MB / 0.6231 GB Notification: Performance of simCode: created initialization part: time 0.005633/1.116, allocations: 2.637 MB / 0.8651 GB, free: 2.422 MB / 0.6231 GB Notification: Performance of simCode: created event and clocks part: time 6.582e-06/1.116, allocations: 0 / 0.8651 GB, free: 2.422 MB / 0.6231 GB Notification: Performance of simCode: created simulation system equations: time 0.001181/1.117, allocations: 484.5 kB / 0.8656 GB, free: 1.961 MB / 0.6231 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004499/1.122, allocations: 0.8716 MB / 0.8664 GB, free: 1.141 MB / 0.6231 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.006551/1.129, allocations: 3.222 MB / 0.8696 GB, free: 13.89 MB / 0.6387 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001483/1.13, allocations: 1.455 MB / 0.871 GB, free: 12.41 MB / 0.6387 GB Notification: Performance of simCode: alias equations: time 0.002481/1.133, allocations: 473 kB / 0.8714 GB, free: 11.94 MB / 0.6387 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005224/1.133, allocations: 131.4 kB / 0.8716 GB, free: 11.81 MB / 0.6387 GB Notification: Performance of SimCode: time 7.81e-07/1.133, allocations: 0 / 0.8716 GB, free: 11.81 MB / 0.6387 GB Notification: Performance of Templates: time 0.06634/1.199, allocations: 37.87 MB / 0.9085 GB, free: 6.488 MB / 0.67 GB make -j1 -f IBPSA_latest_IBPSA.Fluid.Movers.Examples.ClosedLoop_y.makefile (rm -f IBPSA_latest_IBPSA.Fluid.Movers.Examples.ClosedLoop_y.pipe ; mkfifo IBPSA_latest_IBPSA.Fluid.Movers.Examples.ClosedLoop_y.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Fluid.Movers.Examples.ClosedLoop_y.pipe >> ../files/IBPSA_latest_IBPSA.Fluid.Movers.Examples.ClosedLoop_y.sim & ./IBPSA_latest_IBPSA.Fluid.Movers.Examples.ClosedLoop_y -abortSlowSimulation -alarm=480 -lv LOG_STATS > IBPSA_latest_IBPSA.Fluid.Movers.Examples.ClosedLoop_y.pipe 2>&1)