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 0.001026/0.001026, allocations: 114.1 kB / 17.04 MB, free: 5.809 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001027/0.001027, allocations: 196 kB / 17.98 MB, free: 5.031 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.241/1.241, allocations: 222.9 MB / 241.7 MB, free: 15.16 MB / 206.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.6953/0.6953, allocations: 115.1 MB / 407 MB, free: 6.375 MB / 318.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.001159/0.001159, allocations: 59.91 kB / 494.8 MB, free: 15.89 MB / 414.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.331/0.3322, allocations: 76.14 MB / 0.5576 GB, free: 37.01 MB / 446.1 MB
Notification: Performance of NFInst.instantiate(IBPSA.Fluid.Humidifiers.Validation.SprayAirWasher_X): time 0.165/0.4972, allocations: 180.3 MB / 0.7336 GB, free: 15.86 MB / 0.5762 GB
Notification: Performance of NFInst.instExpressions: time 0.005925/0.5032, allocations: 3.732 MB / 0.7373 GB, free: 12.11 MB / 0.5762 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0005331/0.5037, allocations: 31.75 kB / 0.7373 GB, free: 12.08 MB / 0.5762 GB
Notification: Performance of NFTyping.typeComponents: time 0.001001/0.5048, allocations: 437.6 kB / 0.7377 GB, free: 11.65 MB / 0.5762 GB
Notification: Performance of NFTyping.typeBindings: time 0.002598/0.5074, allocations: 1.256 MB / 0.739 GB, free: 10.39 MB / 0.5762 GB
Notification: Performance of NFTyping.typeClassSections: time 0.001709/0.5091, allocations: 0.7457 MB / 0.7397 GB, free: 9.648 MB / 0.5762 GB
Notification: Performance of NFFlatten.flatten: time 0.001695/0.5108, allocations: 1.345 MB / 0.741 GB, free: 8.301 MB / 0.5762 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0007412/0.5116, allocations: 485.2 kB / 0.7415 GB, free: 7.824 MB / 0.5762 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002451/0.514, allocations: 0.973 MB / 0.7424 GB, free: 6.855 MB / 0.5762 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.0008155/0.5149, allocations: 462.1 kB / 0.7429 GB, free: 6.402 MB / 0.5762 GB
Notification: Performance of NFPackage.collectConstants: time 7.781e-05/0.515, allocations: 40 kB / 0.7429 GB, free: 6.363 MB / 0.5762 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.002524/0.5175, allocations: 1.189 MB / 0.744 GB, free: 5.172 MB / 0.5762 GB
Notification: Performance of NFScalarize.scalarize: time 0.0002336/0.5177, allocations: 195.4 kB / 0.7442 GB, free: 4.98 MB / 0.5762 GB
Notification: Performance of NFVerifyModel.verify: time 0.0004172/0.5182, allocations: 330.2 kB / 0.7446 GB, free: 4.656 MB / 0.5762 GB
Notification: Performance of NFConvertDAE.convert: time 0.002025/0.5202, allocations: 1.192 MB / 0.7457 GB, free: 3.461 MB / 0.5762 GB
Notification: Performance of FrontEnd - DAE generated: time 3.096e-06/0.5202, allocations: 4 kB / 0.7457 GB, free: 3.457 MB / 0.5762 GB
Notification: Performance of FrontEnd: time 2.004e-06/0.5202, allocations: 0 / 0.7457 GB, free: 3.457 MB / 0.5762 GB
Notification: Performance of Transformations before backend: time 1.322e-05/0.5202, allocations: 0 / 0.7457 GB, free: 3.457 MB / 0.5762 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 0.002222/0.5225, allocations: 1.052 MB / 0.7467 GB, free: 2.355 MB / 0.5762 GB
Notification: Performance of prepare preOptimizeDAE: time 3.939e-05/0.5225, allocations: 12.03 kB / 0.7468 GB, free: 2.344 MB / 0.5762 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001231/0.5237, allocations: 219 kB / 0.747 GB, free: 2.129 MB / 0.5762 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0009471/0.5247, allocations: 0.5615 MB / 0.7475 GB, free: 1.527 MB / 0.5762 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.563e-05/0.5248, allocations: 29 kB / 0.7475 GB, free: 1.496 MB / 0.5762 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 6.653e-05/0.5248, allocations: 47.92 kB / 0.7476 GB, free: 1.449 MB / 0.5762 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.00104/0.5259, allocations: 0.5271 MB / 0.7481 GB, free: 0.9023 MB / 0.5762 GB
Notification: Performance of preOpt findStateOrder (simulation): time 1.433e-05/0.5259, allocations: 0 / 0.7481 GB, free: 0.9023 MB / 0.5762 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 4.357e-05/0.5259, allocations: 16 kB / 0.7481 GB, free: 0.8867 MB / 0.5762 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.929e-05/0.526, allocations: 21 kB / 0.7481 GB, free: 0.8672 MB / 0.5762 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001142/0.5271, allocations: 0.5074 MB / 0.7486 GB, free: 368 kB / 0.5762 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 0.2221/0.7492, allocations: 2.206 MB / 0.7508 GB, free: 175.9 MB / 0.5762 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0008018/0.75, allocations: 345.2 kB / 0.7511 GB, free: 175.7 MB / 0.5762 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0002497/0.7503, allocations: 148.7 kB / 0.7513 GB, free: 175.7 MB / 0.5762 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.001155/0.7515, allocations: 0.8383 MB / 0.7521 GB, free: 174.8 MB / 0.5762 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.000339/0.7518, allocations: 197.7 kB / 0.7523 GB, free: 174.7 MB / 0.5762 GB
Notification: Performance of pre-optimization done (n=26): time 1.673e-06/0.7518, allocations: 0 / 0.7523 GB, free: 174.7 MB / 0.5762 GB
Notification: Performance of matching and sorting (n=26): time 0.001019/0.7529, allocations: 435.2 kB / 0.7527 GB, free: 174.6 MB / 0.5762 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 3.926e-05/0.7529, allocations: 84.83 kB / 0.7528 GB, free: 174.5 MB / 0.5762 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0008524/0.7538, allocations: 0.654 MB / 0.7534 GB, free: 174.2 MB / 0.5762 GB
Notification: Performance of collectPreVariables (initialization): time 3.464e-05/0.7538, allocations: 33.55 kB / 0.7534 GB, free: 174.2 MB / 0.5762 GB
Notification: Performance of collectInitialEqns (initialization): time 0.000195/0.754, allocations: 316.5 kB / 0.7537 GB, free: 173.9 MB / 0.5762 GB
Notification: Performance of collectInitialBindings (initialization): time 5.528e-05/0.7541, allocations: 91.61 kB / 0.7538 GB, free: 173.9 MB / 0.5762 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001339/0.7542, allocations: 79.91 kB / 0.7539 GB, free: 173.8 MB / 0.5762 GB
Notification: Performance of setup shared object (initialization): time 9.312e-05/0.7543, allocations: 374.8 kB / 0.7543 GB, free: 173.5 MB / 0.5762 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.00036/0.7547, allocations: 140.4 kB / 0.7544 GB, free: 173.4 MB / 0.5762 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0004069/0.7551, allocations: 279.5 kB / 0.7547 GB, free: 173.2 MB / 0.5762 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0005769/0.7557, allocations: 382.5 kB / 0.755 GB, free: 173 MB / 0.5762 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.288e-06/0.7557, allocations: 2.094 kB / 0.755 GB, free: 173 MB / 0.5762 GB
Notification: Performance of matching and sorting (n=43) (initialization): time 0.0009835/0.7567, allocations: 472.8 kB / 0.7555 GB, free: 172.8 MB / 0.5762 GB
Notification: Performance of prepare postOptimizeDAE: time 2.164e-05/0.7567, allocations: 8.234 kB / 0.7555 GB, free: 172.8 MB / 0.5762 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.377e-06/0.7568, allocations: 5.188 kB / 0.7555 GB, free: 172.8 MB / 0.5762 GB
Notification: Performance of postOpt tearingSystem (initialization): time 2.404e-05/0.7568, allocations: 7.672 kB / 0.7555 GB, free: 172.8 MB / 0.5762 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000425/0.7572, allocations: 92.19 kB / 0.7556 GB, free: 172.8 MB / 0.5762 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.552e-05/0.7572, allocations: 10.06 kB / 0.7556 GB, free: 172.8 MB / 0.5762 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000574/0.7578, allocations: 72.56 kB / 0.7557 GB, free: 172.8 MB / 0.5762 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.948e-05/0.7579, allocations: 21.31 kB / 0.7557 GB, free: 172.8 MB / 0.5762 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0005371/0.7584, allocations: 293.4 kB / 0.756 GB, free: 172.6 MB / 0.5762 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0004406/0.7589, allocations: 283.9 kB / 0.7562 GB, free: 172.4 MB / 0.5762 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.000597/0.7595, allocations: 385.2 kB / 0.7566 GB, free: 172.1 MB / 0.5762 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.815e-06/0.7595, allocations: 1.344 kB / 0.7566 GB, free: 172.1 MB / 0.5762 GB
Notification: Performance of matching and sorting (n=43) (initialization_lambda0): time 0.0009504/0.7604, allocations: 475.9 kB / 0.7571 GB, free: 172 MB / 0.5762 GB
Notification: Performance of prepare postOptimizeDAE: time 1.142e-05/0.7605, allocations: 6.094 kB / 0.7571 GB, free: 172 MB / 0.5762 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.51e-06/0.7605, allocations: 5.219 kB / 0.7571 GB, free: 172 MB / 0.5762 GB
Notification: Performance of postOpt tearingSystem (initialization): time 9.368e-06/0.7605, allocations: 11.22 kB / 0.7571 GB, free: 172 MB / 0.5762 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003875/0.7609, allocations: 90.39 kB / 0.7572 GB, free: 172 MB / 0.5762 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 9.468e-06/0.7609, allocations: 9.625 kB / 0.7572 GB, free: 171.9 MB / 0.5762 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0005326/0.7614, allocations: 72.12 kB / 0.7572 GB, free: 171.9 MB / 0.5762 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.949e-05/0.7615, allocations: 18.03 kB / 0.7573 GB, free: 171.9 MB / 0.5762 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 0.0001279/0.7616, allocations: 203.6 kB / 0.7575 GB, free: 171.7 MB / 0.5762 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 8.042e-05/0.7617, allocations: 60.12 kB / 0.7575 GB, free: 171.7 MB / 0.5762 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0005938/0.7623, allocations: 325.7 kB / 0.7578 GB, free: 171.5 MB / 0.5762 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.105e-05/0.7623, allocations: 9 kB / 0.7578 GB, free: 171.5 MB / 0.5762 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 5.69e-06/0.7623, allocations: 0 / 0.7578 GB, free: 171.5 MB / 0.5762 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.937e-06/0.7624, allocations: 7.375 kB / 0.7578 GB, free: 171.5 MB / 0.5762 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001594/0.764, allocations: 1.085 MB / 0.7589 GB, free: 170.8 MB / 0.5762 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.019e-06/0.764, allocations: 3.766 kB / 0.7589 GB, free: 170.8 MB / 0.5762 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001831/0.7642, allocations: 35.59 kB / 0.7589 GB, free: 170.8 MB / 0.5762 GB
Notification: Performance of postOpt tearingSystem (simulation): time 5.931e-06/0.7642, allocations: 3.375 kB / 0.7589 GB, free: 170.8 MB / 0.5762 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.578e-05/0.7642, allocations: 11.78 kB / 0.7589 GB, free: 170.8 MB / 0.5762 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 6.482e-06/0.7642, allocations: 7.672 kB / 0.759 GB, free: 170.8 MB / 0.5762 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.689e-06/0.7642, allocations: 3.594 kB / 0.759 GB, free: 170.8 MB / 0.5762 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0005544/0.7648, allocations: 483 kB / 0.7594 GB, free: 170.5 MB / 0.5762 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.000191/0.765, allocations: 152.7 kB / 0.7596 GB, free: 170.4 MB / 0.5762 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 7.613e-05/0.7651, allocations: 9.203 kB / 0.7596 GB, free: 170.4 MB / 0.5762 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003207/0.7654, allocations: 23.2 kB / 0.7596 GB, free: 170.4 MB / 0.5762 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 7.729e-05/0.7655, allocations: 28.12 kB / 0.7596 GB, free: 170.4 MB / 0.5762 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.352e-05/0.7655, allocations: 11.02 kB / 0.7596 GB, free: 170.4 MB / 0.5762 GB
Notification: Performance of sorting global known variables: time 0.0006639/0.7662, allocations: 480.3 kB / 0.7601 GB, free: 170.2 MB / 0.5762 GB
Notification: Performance of sort global known variables: time 1.2e-07/0.7662, allocations: 0 / 0.7601 GB, free: 170.2 MB / 0.5762 GB
Notification: Performance of remove unused functions: time 0.0008891/0.7671, allocations: 272.2 kB / 0.7603 GB, free: 170.1 MB / 0.5762 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 0.001256/0.7683, allocations: 0.5037 MB / 0.7608 GB, free: 170 MB / 0.5762 GB
Notification: Performance of simCode: created initialization part: time 0.001161/0.7695, allocations: 0.5076 MB / 0.7613 GB, free: 169.8 MB / 0.5762 GB
Notification: Performance of simCode: created event and clocks part: time 4.318e-06/0.7695, allocations: 1.125 kB / 0.7613 GB, free: 169.8 MB / 0.5762 GB
Notification: Performance of simCode: created simulation system equations: time 0.0002059/0.7697, allocations: 124.7 kB / 0.7615 GB, free: 169.8 MB / 0.5762 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00118/0.7709, allocations: 275.3 kB / 0.7617 GB, free: 169.7 MB / 0.5762 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001662/0.7726, allocations: 1.015 MB / 0.7627 GB, free: 169.2 MB / 0.5762 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003739/0.773, allocations: 0.8962 MB / 0.7636 GB, free: 168.5 MB / 0.5762 GB
Notification: Performance of simCode: alias equations: time 0.0005745/0.7736, allocations: 168.3 kB / 0.7637 GB, free: 168.4 MB / 0.5762 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001205/0.7737, allocations: 48.34 kB / 0.7638 GB, free: 168.4 MB / 0.5762 GB
Notification: Performance of SimCode: time 2.2e-07/0.7737, allocations: 0 / 0.7638 GB, free: 168.4 MB / 0.5762 GB
Notification: Performance of Templates: time 0.01983/0.7935, allocations: 10.4 MB / 0.7739 GB, free: 166.2 MB / 0.5762 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 -s cvode -lv LOG_STATS > IBPSA_latest_IBPSA.Fluid.Humidifiers.Validation.SprayAirWasher_X.pipe 2>&1)