Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Fluid.Humidifiers.Validation.SprayAirWasher_X.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.Humidifiers.Validation.SprayAirWasher_X,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.Humidifiers.Validation.SprayAirWasher_X")
translateModel(IBPSA.Fluid.Humidifiers.Validation.SprayAirWasher_X,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.Humidifiers.Validation.SprayAirWasher_X")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001041/0.001041, allocations: 104.7 kB / 16.4 MB, free: 6 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00109/0.00109, allocations: 192.6 kB / 17.34 MB, free: 5.582 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 MB, free: 15.08 MB / 206.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.7506/0.7506, allocations: 122.9 MB / 414.1 MB, free: 15.73 MB / 334.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.001235/0.001235, allocations: 60.2 kB / 0.5684 GB, free: 28.64 MB / 446.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.199/0.2002, allocations: 77.94 MB / 0.6445 GB, free: 9.035 MB / 494.1 MB
Notification: Performance of NFInst.instantiate(IBPSA.Fluid.Humidifiers.Validation.SprayAirWasher_X): time 0.5807/0.781, allocations: 180.3 MB / 0.8206 GB, free: 10.2 MB / 0.5919 GB
Notification: Performance of NFInst.instExpressions: time 0.007496/0.7885, allocations: 3.76 MB / 0.8243 GB, free: 8.543 MB / 0.5919 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001502/0.79, allocations: 27.56 kB / 0.8243 GB, free: 8.531 MB / 0.5919 GB
Notification: Performance of NFTyping.typeComponents: time 0.001435/0.7915, allocations: 432.9 kB / 0.8247 GB, free: 8.223 MB / 0.5919 GB
Notification: Performance of NFTyping.typeBindings: time 0.003845/0.7954, allocations: 1.248 MB / 0.8259 GB, free: 7.469 MB / 0.5919 GB
Notification: Performance of NFTyping.typeClassSections: time 0.002219/0.7977, allocations: 0.7508 MB / 0.8267 GB, free: 6.992 MB / 0.5919 GB
Notification: Performance of NFFlatten.flatten: time 0.001891/0.7996, allocations: 1.349 MB / 0.828 GB, free: 6.258 MB / 0.5919 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0006892/0.8003, allocations: 482.5 kB / 0.8284 GB, free: 5.973 MB / 0.5919 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002481/0.8028, allocations: 0.9723 MB / 0.8294 GB, free: 5.453 MB / 0.5919 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.0006025/0.8034, allocations: 453.1 kB / 0.8298 GB, free: 5.238 MB / 0.5919 GB
Notification: Performance of NFPackage.collectConstants: time 7.006e-05/0.8035, allocations: 46.81 kB / 0.8299 GB, free: 5.234 MB / 0.5919 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002267/0.8057, allocations: 1.19 MB / 0.831 GB, free: 4.688 MB / 0.5919 GB
Notification: Performance of NFScalarize.scalarize: time 0.0002189/0.806, allocations: 196.3 kB / 0.8312 GB, free: 4.559 MB / 0.5919 GB
Notification: Performance of NFVerifyModel.verify: time 0.0003548/0.8063, allocations: 322.9 kB / 0.8315 GB, free: 4.355 MB / 0.5919 GB
Notification: Performance of NFConvertDAE.convert: time 0.002404/0.8087, allocations: 1.201 MB / 0.8327 GB, free: 3.668 MB / 0.5919 GB
Notification: Performance of FrontEnd - DAE generated: time 5.259e-06/0.8088, allocations: 0 / 0.8327 GB, free: 3.668 MB / 0.5919 GB
Notification: Performance of FrontEnd: time 1.603e-06/0.8088, allocations: 0 / 0.8327 GB, free: 3.668 MB / 0.5919 GB
Notification: Performance of Transformations before backend: time 3.015e-05/0.8088, allocations: 0 / 0.8327 GB, free: 3.668 MB / 0.5919 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 97
 * Number of variables: 97
Notification: Performance of Generate backend data structure: time 0.002489/0.8113, allocations: 1.078 MB / 0.8337 GB, free: 2.781 MB / 0.5919 GB
Notification: Performance of prepare preOptimizeDAE: time 4.049e-05/0.8113, allocations: 7.438 kB / 0.8337 GB, free: 2.781 MB / 0.5919 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001264/0.8126, allocations: 224.4 kB / 0.834 GB, free: 2.68 MB / 0.5919 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0009159/0.8135, allocations: 0.5704 MB / 0.8345 GB, free: 2.215 MB / 0.5919 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.269e-05/0.8136, allocations: 32.11 kB / 0.8345 GB, free: 2.199 MB / 0.5919 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 6.631e-05/0.8137, allocations: 43.38 kB / 0.8346 GB, free: 2.184 MB / 0.5919 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.001071/0.8147, allocations: 0.5363 MB / 0.8351 GB, free: 1.844 MB / 0.5919 GB
Notification: Performance of preOpt findStateOrder (simulation): time 1.422e-05/0.8148, allocations: 0 / 0.8351 GB, free: 1.844 MB / 0.5919 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 4.831e-05/0.8148, allocations: 16.84 kB / 0.8351 GB, free: 1.832 MB / 0.5919 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.983e-05/0.8149, allocations: 16.19 kB / 0.8351 GB, free: 1.828 MB / 0.5919 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001139/0.816, allocations: 0.5074 MB / 0.8356 GB, free: 1.582 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 0.003243/0.8193, allocations: 2.209 MB / 0.8378 GB, free: 15.68 MB / 0.6075 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.00074/0.82, allocations: 348.1 kB / 0.8381 GB, free: 15.44 MB / 0.6075 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0002348/0.8203, allocations: 156.1 kB / 0.8383 GB, free: 15.36 MB / 0.6075 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.001381/0.8216, allocations: 0.8405 MB / 0.8391 GB, free: 14.45 MB / 0.6075 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0003227/0.822, allocations: 190.8 kB / 0.8393 GB, free: 14.31 MB / 0.6075 GB
Notification: Performance of pre-optimization done (n=26): time 2.245e-06/0.822, allocations: 0 / 0.8393 GB, free: 14.31 MB / 0.6075 GB
Notification: Performance of matching and sorting (n=26): time 0.001023/0.823, allocations: 441.9 kB / 0.8397 GB, free: 14.09 MB / 0.6075 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 6.428e-05/0.8231, allocations: 85.48 kB / 0.8398 GB, free: 13.99 MB / 0.6075 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0008429/0.8239, allocations: 0.6546 MB / 0.8404 GB, free: 13.62 MB / 0.6075 GB
Notification: Performance of collectPreVariables (initialization): time 3.946e-05/0.824, allocations: 32.05 kB / 0.8405 GB, free: 13.59 MB / 0.6075 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0002752/0.8243, allocations: 321.6 kB / 0.8408 GB, free: 13.3 MB / 0.6075 GB
Notification: Performance of collectInitialBindings (initialization): time 7.361e-05/0.8244, allocations: 94.23 kB / 0.8409 GB, free: 13.23 MB / 0.6075 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001411/0.8245, allocations: 79.77 kB / 0.8409 GB, free: 13.17 MB / 0.6075 GB
Notification: Performance of setup shared object (initialization): time 0.00018/0.8247, allocations: 376 kB / 0.8413 GB, free: 12.81 MB / 0.6075 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003515/0.8251, allocations: 140.4 kB / 0.8414 GB, free: 12.74 MB / 0.6075 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0004495/0.8255, allocations: 282 kB / 0.8417 GB, free: 12.49 MB / 0.6075 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0006287/0.8261, allocations: 376.4 kB / 0.842 GB, free: 12.21 MB / 0.6075 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.198e-06/0.8262, allocations: 6.75 kB / 0.8421 GB, free: 12.21 MB / 0.6075 GB
Notification: Performance of matching and sorting (n=43) (initialization): time 0.0009768/0.8271, allocations: 473.4 kB / 0.8425 GB, free: 11.96 MB / 0.6075 GB
Notification: Performance of prepare postOptimizeDAE: time 1.851e-05/0.8272, allocations: 6.844 kB / 0.8425 GB, free: 11.96 MB / 0.6075 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.134e-05/0.8272, allocations: 6.094 kB / 0.8425 GB, free: 11.96 MB / 0.6075 GB
Notification: Performance of postOpt tearingSystem (initialization): time 1.899e-05/0.8272, allocations: 8.688 kB / 0.8425 GB, free: 11.96 MB / 0.6075 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003857/0.8276, allocations: 93.56 kB / 0.8426 GB, free: 11.93 MB / 0.6075 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.12e-05/0.8276, allocations: 4.844 kB / 0.8426 GB, free: 11.93 MB / 0.6075 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0006359/0.8283, allocations: 75.66 kB / 0.8427 GB, free: 11.89 MB / 0.6075 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.196e-05/0.8283, allocations: 23.16 kB / 0.8427 GB, free: 11.89 MB / 0.6075 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0004928/0.8288, allocations: 299.8 kB / 0.843 GB, free: 11.7 MB / 0.6075 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0004556/0.8293, allocations: 282.9 kB / 0.8433 GB, free: 11.45 MB / 0.6075 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.000627/0.8299, allocations: 376 kB / 0.8436 GB, free: 11.17 MB / 0.6075 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.058e-06/0.8299, allocations: 3.219 kB / 0.8436 GB, free: 11.17 MB / 0.6075 GB
Notification: Performance of matching and sorting (n=43) (initialization_lambda0): time 0.001029/0.831, allocations: 481.7 kB / 0.8441 GB, free: 10.92 MB / 0.6075 GB
Notification: Performance of prepare postOptimizeDAE: time 1.312e-05/0.831, allocations: 9.266 kB / 0.8441 GB, free: 10.92 MB / 0.6075 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.242e-06/0.831, allocations: 5.188 kB / 0.8441 GB, free: 10.92 MB / 0.6075 GB
Notification: Performance of postOpt tearingSystem (initialization): time 9.478e-06/0.831, allocations: 7.25 kB / 0.8441 GB, free: 10.92 MB / 0.6075 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003819/0.8314, allocations: 91.27 kB / 0.8442 GB, free: 10.89 MB / 0.6075 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.158e-05/0.8314, allocations: 7.281 kB / 0.8442 GB, free: 10.89 MB / 0.6075 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005701/0.832, allocations: 75 kB / 0.8443 GB, free: 10.85 MB / 0.6075 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.525e-05/0.8321, allocations: 14.94 kB / 0.8443 GB, free: 10.85 MB / 0.6075 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 18
 * Number of states: 0 ()
 * Number of discrete variables: 5 ($PRE.XSet.nextTimeEvent,$whenCondition1,XSet.nextTimeEventScaled,$PRE.XSet.nextTimeEventScaled,XSet.nextTimeEvent)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (43):
 * Single equations (assignments): 43
 * 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 0.0001954/0.8323, allocations: 210.2 kB / 0.8445 GB, free: 10.64 MB / 0.6075 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001031/0.8324, allocations: 69.78 kB / 0.8446 GB, free: 10.61 MB / 0.6075 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0006757/0.833, allocations: 312.9 kB / 0.8449 GB, free: 10.41 MB / 0.6075 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.09e-06/0.8331, allocations: 6.5 kB / 0.8449 GB, free: 10.41 MB / 0.6075 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 8.316e-06/0.8331, allocations: 6.5 kB / 0.8449 GB, free: 10.41 MB / 0.6075 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.237e-06/0.8331, allocations: 7.922 kB / 0.8449 GB, free: 10.4 MB / 0.6075 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.00166/0.8348, allocations: 1.086 MB / 0.8459 GB, free: 9.543 MB / 0.6075 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.508e-06/0.8348, allocations: 2.562 kB / 0.8459 GB, free: 9.543 MB / 0.6075 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001689/0.835, allocations: 37.8 kB / 0.846 GB, free: 9.535 MB / 0.6075 GB
Notification: Performance of postOpt tearingSystem (simulation): time 6.603e-06/0.835, allocations: 2.844 kB / 0.846 GB, free: 9.535 MB / 0.6075 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.83e-05/0.835, allocations: 17.02 kB / 0.846 GB, free: 9.523 MB / 0.6075 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 5.25e-06/0.835, allocations: 5.094 kB / 0.846 GB, free: 9.523 MB / 0.6075 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.447e-06/0.835, allocations: 2.75 kB / 0.846 GB, free: 9.523 MB / 0.6075 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0005884/0.8356, allocations: 477 kB / 0.8465 GB, free: 9.16 MB / 0.6075 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0001749/0.8358, allocations: 163.8 kB / 0.8466 GB, free: 9.008 MB / 0.6075 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 8.385e-05/0.8359, allocations: 6.531 kB / 0.8466 GB, free: 9.004 MB / 0.6075 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003254/0.8362, allocations: 20.92 kB / 0.8466 GB, free: 8.996 MB / 0.6075 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 8.294e-05/0.8363, allocations: 33.28 kB / 0.8467 GB, free: 8.973 MB / 0.6075 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.335e-05/0.8363, allocations: 7.75 kB / 0.8467 GB, free: 8.973 MB / 0.6075 GB
Notification: Performance of sorting global known variables: time 0.0007877/0.8371, allocations: 477.5 kB / 0.8471 GB, free: 8.711 MB / 0.6075 GB
Notification: Performance of sort global known variables: time 2.41e-07/0.8371, allocations: 0 / 0.8471 GB, free: 8.711 MB / 0.6075 GB
Notification: Performance of remove unused functions: time 0.001117/0.8383, allocations: 273.2 kB / 0.8474 GB, free: 8.652 MB / 0.6075 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 11
 * Number of states: 0 ()
 * Number of discrete variables: 3 ($whenCondition1,XSet.nextTimeEvent,XSet.nextTimeEventScaled)
 * Number of discrete states: 2 (XSet.nextTimeEvent,XSet.nextTimeEventScaled)
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (25):
 * Single equations (assignments): 23
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 2
 * 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 0.001384/0.8397, allocations: 0.5158 MB / 0.8479 GB, free: 8.41 MB / 0.6075 GB
Notification: Performance of simCode: created initialization part: time 0.001243/0.8409, allocations: 0.4997 MB / 0.8484 GB, free: 8.191 MB / 0.6075 GB
Notification: Performance of simCode: created event and clocks part: time 3.647e-06/0.8409, allocations: 0 / 0.8484 GB, free: 8.191 MB / 0.6075 GB
Notification: Performance of simCode: created simulation system equations: time 0.0002334/0.8412, allocations: 127.1 kB / 0.8485 GB, free: 8.137 MB / 0.6075 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001368/0.8425, allocations: 279.8 kB / 0.8488 GB, free: 7.984 MB / 0.6075 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002026/0.8446, allocations: 1.044 MB / 0.8498 GB, free: 6.938 MB / 0.6075 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0005823/0.8452, allocations: 0.8899 MB / 0.8507 GB, free: 6.02 MB / 0.6075 GB
Notification: Performance of simCode: alias equations: time 0.0006219/0.8458, allocations: 168.8 kB / 0.8508 GB, free: 5.855 MB / 0.6075 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001384/0.846, allocations: 43.44 kB / 0.8509 GB, free: 5.812 MB / 0.6075 GB
Notification: Performance of SimCode: time 7.41e-07/0.846, allocations: 0 / 0.8509 GB, free: 5.812 MB / 0.6075 GB
Notification: Performance of Templates: time 0.01937/0.8653, allocations: 10.46 MB / 0.8611 GB, free: 11.51 MB / 0.6231 GB
make -j1 -f IBPSA_latest_IBPSA.Fluid.Humidifiers.Validation.SprayAirWasher_X.makefile
(rm -f IBPSA_latest_IBPSA.Fluid.Humidifiers.Validation.SprayAirWasher_X.pipe ; mkfifo IBPSA_latest_IBPSA.Fluid.Humidifiers.Validation.SprayAirWasher_X.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Fluid.Humidifiers.Validation.SprayAirWasher_X.pipe >> ../files/IBPSA_latest_IBPSA.Fluid.Humidifiers.Validation.SprayAirWasher_X.sim & ./IBPSA_latest_IBPSA.Fluid.Humidifiers.Validation.SprayAirWasher_X  -abortSlowSimulation -alarm=480 -lv LOG_STATS > IBPSA_latest_IBPSA.Fluid.Humidifiers.Validation.SprayAirWasher_X.pipe 2>&1)