Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Fluid.HeatExchangers.ActiveBeams.BaseClasses.Examples.Convector.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.HeatExchangers.ActiveBeams.BaseClasses.Examples.Convector,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.HeatExchangers.ActiveBeams.BaseClasses.Examples.Convector")
translateModel(IBPSA.Fluid.HeatExchangers.ActiveBeams.BaseClasses.Examples.Convector,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.HeatExchangers.ActiveBeams.BaseClasses.Examples.Convector")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001319/0.001319, allocations: 112.2 kB / 17.04 MB, free: 5.812 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001158/0.001158, allocations: 195 kB / 17.98 MB, free: 5.027 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.324/1.324, allocations: 222.9 MB / 241.7 MB, free: 15.19 MB / 206.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.724/0.724, allocations: 115.1 MB / 406.9 MB, free: 6.355 MB / 318.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.002362/0.002363, allocations: 59.91 kB / 494.8 MB, free: 15.88 MB / 414.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3255/0.3278, allocations: 76.14 MB / 0.5576 GB, free: 36.69 MB / 446.1 MB
Notification: Performance of NFInst.instantiate(IBPSA.Fluid.HeatExchangers.ActiveBeams.BaseClasses.Examples.Convector): time 0.03575/0.3636, allocations: 41.93 MB / 0.5985 GB, free: 6.793 MB / 446.1 MB
Notification: Performance of NFInst.instExpressions: time 0.01125/0.3749, allocations: 8.881 MB / 0.6072 GB, free: 15.69 MB / 462.1 MB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001746/0.3767, allocations: 42.16 kB / 0.6072 GB, free: 15.67 MB / 462.1 MB
Notification: Performance of NFTyping.typeComponents: time 0.00178/0.3786, allocations: 0.5764 MB / 0.6078 GB, free: 15.2 MB / 462.1 MB
Notification: Performance of NFTyping.typeBindings: time 0.003717/0.3823, allocations: 1.266 MB / 0.609 GB, free: 14.16 MB / 462.1 MB
Notification: Performance of NFTyping.typeClassSections: time 0.003247/0.3856, allocations: 1.202 MB / 0.6102 GB, free: 13.26 MB / 462.1 MB
Notification: Performance of NFFlatten.flatten: time 0.004233/0.3898, allocations: 2.684 MB / 0.6128 GB, free: 11.65 MB / 462.1 MB
Notification: Performance of NFFlatten.resolveConnections: time 0.001481/0.3913, allocations: 0.9209 MB / 0.6137 GB, free: 10.96 MB / 462.1 MB
Notification: Performance of NFEvalConstants.evaluate: time 0.002618/0.394, allocations: 1.048 MB / 0.6148 GB, free: 9.906 MB / 462.1 MB
Notification: Performance of NFSimplifyModel.simplify: time 0.001228/0.3952, allocations: 0.7429 MB / 0.6155 GB, free: 9.16 MB / 462.1 MB
Notification: Performance of NFPackage.collectConstants: time 0.0002031/0.3954, allocations: 124 kB / 0.6156 GB, free: 9.039 MB / 462.1 MB
Notification: Performance of NFFlatten.collectFunctions: time 0.002527/0.398, allocations: 1.182 MB / 0.6168 GB, free: 7.855 MB / 462.1 MB
Notification: Performance of NFScalarize.scalarize: time 0.0004011/0.3984, allocations: 330.9 kB / 0.6171 GB, free: 7.531 MB / 462.1 MB
Notification: Performance of NFVerifyModel.verify: time 0.0008294/0.3992, allocations: 0.6454 MB / 0.6177 GB, free: 6.883 MB / 462.1 MB
Notification: Performance of NFConvertDAE.convert: time 0.003492/0.4027, allocations: 2.347 MB / 0.62 GB, free: 4.531 MB / 462.1 MB
Notification: Performance of FrontEnd - DAE generated: time 5.25e-06/0.4028, allocations: 3.938 kB / 0.62 GB, free: 4.527 MB / 462.1 MB
Notification: Performance of FrontEnd: time 3.226e-06/0.4028, allocations: 7.984 kB / 0.62 GB, free: 4.52 MB / 462.1 MB
Notification: Performance of Transformations before backend: time 2.452e-05/0.4028, allocations: 0 / 0.62 GB, free: 4.52 MB / 462.1 MB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 157
 * Number of variables: 157
Notification: Performance of Generate backend data structure: time 0.002791/0.4056, allocations: 1.725 MB / 0.6217 GB, free: 2.699 MB / 462.1 MB
Notification: Performance of prepare preOptimizeDAE: time 3.967e-05/0.4057, allocations: 16.03 kB / 0.6217 GB, free: 2.684 MB / 462.1 MB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0003383/0.406, allocations: 127.4 kB / 0.6218 GB, free: 2.559 MB / 462.1 MB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.001865/0.4079, allocations: 1.085 MB / 0.6229 GB, free: 1.426 MB / 462.1 MB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.095e-05/0.4079, allocations: 53.25 kB / 0.6229 GB, free: 1.375 MB / 462.1 MB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001117/0.4081, allocations: 68 kB / 0.623 GB, free: 1.309 MB / 462.1 MB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.001317/0.4094, allocations: 0.8058 MB / 0.6238 GB, free: 492 kB / 462.1 MB
Notification: Performance of preOpt findStateOrder (simulation): time 2.106e-05/0.4094, allocations: 0 / 0.6238 GB, free: 492 kB / 462.1 MB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 6.333e-05/0.4095, allocations: 35.98 kB / 0.6238 GB, free: 456 kB / 462.1 MB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.657e-05/0.4095, allocations: 16 kB / 0.6238 GB, free: 440 kB / 462.1 MB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001068/0.4106, allocations: 0.6102 MB / 0.6244 GB, free: 15.82 MB / 478.1 MB
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 0.004093/0.4147, allocations: 3.208 MB / 0.6276 GB, free: 12.44 MB / 478.1 MB
Notification: Performance of preOpt comSubExp (simulation): time 0.0008053/0.4155, allocations: 459.5 kB / 0.628 GB, free: 11.98 MB / 478.1 MB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0004677/0.416, allocations: 312.7 kB / 0.6283 GB, free: 11.67 MB / 478.1 MB
Notification: Performance of preOpt evalFunc (simulation): time 0.0007788/0.4168, allocations: 0.7635 MB / 0.6291 GB, free: 10.74 MB / 478.1 MB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.964e-05/0.4169, allocations: 42.55 kB / 0.6291 GB, free: 10.69 MB / 478.1 MB
Notification: Performance of pre-optimization done (n=38): time 2.254e-06/0.4169, allocations: 0 / 0.6291 GB, free: 10.69 MB / 478.1 MB
Notification: Performance of matching and sorting (n=38): time 0.001722/0.4186, allocations: 0.9982 MB / 0.6301 GB, free: 9.668 MB / 478.1 MB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.331e-05/0.4187, allocations: 136.5 kB / 0.6302 GB, free: 9.504 MB / 478.1 MB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00148/0.4202, allocations: 1.083 MB / 0.6313 GB, free: 8.402 MB / 478.1 MB
Notification: Performance of collectPreVariables (initialization): time 6.863e-05/0.4202, allocations: 45.64 kB / 0.6313 GB, free: 8.352 MB / 478.1 MB
Notification: Performance of collectInitialEqns (initialization): time 0.0003679/0.4206, allocations: 464.6 kB / 0.6317 GB, free: 7.895 MB / 478.1 MB
Notification: Performance of collectInitialBindings (initialization): time 0.0001276/0.4208, allocations: 134 kB / 0.6319 GB, free: 7.762 MB / 478.1 MB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001834/0.4209, allocations: 122 kB / 0.632 GB, free: 7.637 MB / 478.1 MB
Notification: Performance of setup shared object (initialization): time 0.0001051/0.4211, allocations: 329.9 kB / 0.6323 GB, free: 7.309 MB / 478.1 MB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0005289/0.4216, allocations: 350.6 kB / 0.6326 GB, free: 6.965 MB / 478.1 MB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0005959/0.4222, allocations: 454.8 kB / 0.6331 GB, free: 6.484 MB / 478.1 MB
Notification: Performance of analyzeInitialSystem (initialization): time 0.00114/0.4234, allocations: 0.9676 MB / 0.634 GB, free: 5.441 MB / 478.1 MB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.69e-06/0.4234, allocations: 4 kB / 0.634 GB, free: 5.438 MB / 478.1 MB
Notification: Performance of matching and sorting (n=62) (initialization): time 0.001566/0.4249, allocations: 1.104 MB / 0.6351 GB, free: 4.289 MB / 478.1 MB
Notification: Performance of prepare postOptimizeDAE: time 0.0001074/0.4251, allocations: 190.2 kB / 0.6353 GB, free: 4.066 MB / 478.1 MB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.967e-06/0.4251, allocations: 4 kB / 0.6353 GB, free: 4.062 MB / 478.1 MB
Notification: Performance of postOpt tearingSystem (initialization): time 1.874e-05/0.4251, allocations: 4 kB / 0.6353 GB, free: 4.059 MB / 478.1 MB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003696/0.4255, allocations: 91.81 kB / 0.6354 GB, free: 3.969 MB / 478.1 MB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 9.999e-06/0.4255, allocations: 4 kB / 0.6354 GB, free: 3.965 MB / 478.1 MB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005763/0.4261, allocations: 75.34 kB / 0.6354 GB, free: 3.891 MB / 478.1 MB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.467e-05/0.4261, allocations: 20 kB / 0.6355 GB, free: 3.871 MB / 478.1 MB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0008579/0.427, allocations: 0.6024 MB / 0.6361 GB, free: 3.262 MB / 478.1 MB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0005767/0.4276, allocations: 446.7 kB / 0.6365 GB, free: 2.797 MB / 478.1 MB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.001107/0.4287, allocations: 0.9631 MB / 0.6374 GB, free: 1.75 MB / 478.1 MB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.208e-06/0.4287, allocations: 4 kB / 0.6374 GB, free: 1.746 MB / 478.1 MB
Notification: Performance of matching and sorting (n=62) (initialization_lambda0): time 0.001511/0.4303, allocations: 1.102 MB / 0.6385 GB, free: 0.6016 MB / 478.1 MB
Notification: Performance of prepare postOptimizeDAE: time 0.000102/0.4304, allocations: 186.2 kB / 0.6387 GB, free: 392 kB / 478.1 MB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.501e-06/0.4304, allocations: 4 kB / 0.6387 GB, free: 388 kB / 478.1 MB
Notification: Performance of postOpt tearingSystem (initialization): time 6.131e-06/0.4304, allocations: 4 kB / 0.6387 GB, free: 384 kB / 478.1 MB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003597/0.4308, allocations: 88.11 kB / 0.6388 GB, free: 296 kB / 478.1 MB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 7.865e-06/0.4308, allocations: 7.938 kB / 0.6388 GB, free: 288 kB / 478.1 MB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005529/0.4313, allocations: 63.55 kB / 0.6388 GB, free: 224 kB / 478.1 MB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.253e-05/0.4314, allocations: 20 kB / 0.6389 GB, free: 204 kB / 478.1 MB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 8
 * Number of states: 0 ()
 * Number of discrete variables: 3 (con.mod.airFlo_mod.i,con.mod.watFlo_mod.i,con.mod.temDif_mod.i)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (53):
 * Single equations (assignments): 47
 * Array equations: 0
 * Algorithm blocks: 6
 * 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 0.0002541/0.4317, allocations: 301.2 kB / 0.6391 GB, free: 15.88 MB / 494.1 MB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001673/0.4318, allocations: 98.78 kB / 0.6392 GB, free: 15.78 MB / 494.1 MB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001454/0.4333, allocations: 0.9137 MB / 0.6401 GB, free: 14.85 MB / 494.1 MB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.187e-05/0.4333, allocations: 4.125 kB / 0.6401 GB, free: 14.84 MB / 494.1 MB
Notification: Performance of postOpt constantLinearSystem (simulation): time 6.712e-06/0.4333, allocations: 4 kB / 0.6401 GB, free: 14.84 MB / 494.1 MB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.001122/0.4345, allocations: 0.9917 MB / 0.6411 GB, free: 13.76 MB / 494.1 MB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.003078/0.4376, allocations: 2.114 MB / 0.6432 GB, free: 11.53 MB / 494.1 MB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.742e-06/0.4376, allocations: 4 kB / 0.6432 GB, free: 11.52 MB / 494.1 MB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002893/0.4379, allocations: 63.91 kB / 0.6432 GB, free: 11.46 MB / 494.1 MB
Notification: Performance of postOpt tearingSystem (simulation): time 9.258e-06/0.4379, allocations: 7.938 kB / 0.6432 GB, free: 11.45 MB / 494.1 MB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.377e-05/0.4379, allocations: 15.98 kB / 0.6433 GB, free: 11.44 MB / 494.1 MB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 7.194e-06/0.438, allocations: 4 kB / 0.6433 GB, free: 11.43 MB / 494.1 MB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.567e-06/0.438, allocations: 8.281 kB / 0.6433 GB, free: 11.43 MB / 494.1 MB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001892/0.4399, allocations: 1.393 MB / 0.6446 GB, free: 9.973 MB / 494.1 MB
Notification: Performance of postOpt removeConstants (simulation): time 0.0004415/0.4403, allocations: 283.5 kB / 0.6449 GB, free: 9.676 MB / 494.1 MB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001432/0.4405, allocations: 19.94 kB / 0.6449 GB, free: 9.656 MB / 494.1 MB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0004815/0.441, allocations: 39.95 kB / 0.645 GB, free: 9.617 MB / 494.1 MB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001336/0.4411, allocations: 47.89 kB / 0.645 GB, free: 9.57 MB / 494.1 MB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.023e-05/0.4412, allocations: 23.98 kB / 0.645 GB, free: 9.547 MB / 494.1 MB
Notification: Performance of sorting global known variables: time 0.001045/0.4422, allocations: 0.7806 MB / 0.6458 GB, free: 8.758 MB / 494.1 MB
Notification: Performance of sort global known variables: time 1.81e-07/0.4422, allocations: 0 / 0.6458 GB, free: 8.758 MB / 494.1 MB
Notification: Performance of remove unused functions: time 0.001328/0.4436, allocations: 0.5226 MB / 0.6463 GB, free: 8.234 MB / 494.1 MB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 10
 * Number of states: 2 (con.hex.vol.dynBal.U,senTem.T)
 * Number of discrete variables: 3 (con.mod.temDif_mod.i,con.mod.watFlo_mod.i,con.mod.airFlo_mod.i)
 * Number of discrete states: 3 (con.mod.airFlo_mod.i,con.mod.watFlo_mod.i,con.mod.temDif_mod.i)
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (38):
 * Single equations (assignments): 31
 * Array equations: 0
 * Algorithm blocks: 3
 * Record equations: 4
 * When equations: 0
 * 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 0.0008094/0.4444, allocations: 395.9 kB / 0.6467 GB, free: 7.852 MB / 494.1 MB
Notification: Performance of simCode: created initialization part: time 0.002246/0.4466, allocations: 1.95 MB / 0.6486 GB, free: 5.754 MB / 494.1 MB
Notification: Performance of simCode: created event and clocks part: time 4.579e-06/0.4467, allocations: 0 / 0.6486 GB, free: 5.754 MB / 494.1 MB
Notification: Performance of simCode: created simulation system equations: time 0.0006894/0.4474, allocations: 0.5464 MB / 0.6491 GB, free: 5.172 MB / 494.1 MB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002163/0.4495, allocations: 0.5342 MB / 0.6496 GB, free: 4.664 MB / 494.1 MB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002688/0.4522, allocations: 1.889 MB / 0.6515 GB, free: 2.715 MB / 494.1 MB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.000602/0.4529, allocations: 1.075 MB / 0.6525 GB, free: 1.609 MB / 494.1 MB
Notification: Performance of simCode: alias equations: time 0.0006755/0.4535, allocations: 215 kB / 0.6527 GB, free: 1.41 MB / 494.1 MB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.00017/0.4537, allocations: 79.42 kB / 0.6528 GB, free: 1.332 MB / 494.1 MB
Notification: Performance of SimCode: time 7.92e-07/0.4537, allocations: 0 / 0.6528 GB, free: 1.332 MB / 494.1 MB
Notification: Performance of Templates: time 0.03724/0.491, allocations: 24.36 MB / 0.6766 GB, free: 9.309 MB / 0.5137 GB
make -j1 -f IBPSA_latest_IBPSA.Fluid.HeatExchangers.ActiveBeams.BaseClasses.Examples.Convector.makefile
(rm -f IBPSA_latest_IBPSA.Fluid.HeatExchangers.ActiveBeams.BaseClasses.Examples.Convector.pipe ; mkfifo IBPSA_latest_IBPSA.Fluid.HeatExchangers.ActiveBeams.BaseClasses.Examples.Convector.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Fluid.HeatExchangers.ActiveBeams.BaseClasses.Examples.Convector.pipe >> ../files/IBPSA_latest_IBPSA.Fluid.HeatExchangers.ActiveBeams.BaseClasses.Examples.Convector.sim & ./IBPSA_latest_IBPSA.Fluid.HeatExchangers.ActiveBeams.BaseClasses.Examples.Convector  -abortSlowSimulation -alarm=480 -s gbode -lv LOG_STATS > IBPSA_latest_IBPSA.Fluid.HeatExchangers.ActiveBeams.BaseClasses.Examples.Convector.pipe 2>&1)