Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTableNegativeStartTime.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 3.2.3+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false)
Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo)
Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+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(Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTableNegativeStartTime,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTableNegativeStartTime")
translateModel(Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTableNegativeStartTime,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTableNegativeStartTime")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001359/0.001359, allocations: 111.3 kB / 15.23 MB, free: 0.6406 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00135/0.00135, allocations: 195.3 kB / 16.14 MB, free: 6.703 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.554/1.554, allocations: 205.1 MB / 222 MB, free: 4.789 MB / 174.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.75/1.75, allocations: 292.2 MB / 0.5484 GB, free: 13.68 MB / 462.1 MB
Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.001384/0.001384, allocations: 69.88 kB / 0.6708 GB, free: 26.39 MB / 0.5294 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2828/0.2842, allocations: 114.5 MB / 0.7827 GB, free: 13.98 MB / 0.6075 GB
Notification: Performance of NFInst.instantiate(Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTableNegativeStartTime): time 0.004173/0.2885, allocations: 2.522 MB / 0.7852 GB, free: 11.44 MB / 0.6075 GB
Notification: Performance of NFInst.instExpressions: time 0.002583/0.2911, allocations: 1.456 MB / 0.7866 GB, free: 9.973 MB / 0.6075 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0002172/0.2913, allocations: 11.88 kB / 0.7866 GB, free: 9.961 MB / 0.6075 GB
Notification: Performance of NFTyping.typeComponents: time 0.0006596/0.292, allocations: 299.2 kB / 0.7869 GB, free: 9.668 MB / 0.6075 GB
Notification: Performance of NFTyping.typeBindings: time 0.0005277/0.2925, allocations: 310.9 kB / 0.7872 GB, free: 9.363 MB / 0.6075 GB
Notification: Performance of NFTyping.typeClassSections: time 0.0008739/0.2934, allocations: 360.6 kB / 0.7875 GB, free: 9.02 MB / 0.6075 GB
Notification: Performance of NFFlatten.flatten: time 0.0007514/0.2942, allocations: 0.6543 MB / 0.7882 GB, free: 8.363 MB / 0.6075 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0002386/0.2944, allocations: 77.73 kB / 0.7882 GB, free: 8.285 MB / 0.6075 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.0005117/0.295, allocations: 286.6 kB / 0.7885 GB, free: 8.004 MB / 0.6075 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.0003984/0.2954, allocations: 314.6 kB / 0.7888 GB, free: 7.695 MB / 0.6075 GB
Notification: Performance of NFPackage.collectConstants: time 5.651e-05/0.2954, allocations: 16 kB / 0.7888 GB, free: 7.68 MB / 0.6075 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.0002353/0.2957, allocations: 71.95 kB / 0.7889 GB, free: 7.609 MB / 0.6075 GB
Notification: Performance of NFScalarize.scalarize: time 0.0002173/0.2959, allocations: 179.3 kB / 0.7891 GB, free: 7.434 MB / 0.6075 GB
Notification: Performance of NFVerifyModel.verify: time 0.0002538/0.2962, allocations: 246.1 kB / 0.7893 GB, free: 7.191 MB / 0.6075 GB
Notification: Performance of NFConvertDAE.convert: time 0.0007887/0.297, allocations: 0.728 MB / 0.79 GB, free: 6.461 MB / 0.6075 GB
Notification: Performance of FrontEnd - DAE generated: time 7.534e-06/0.297, allocations: 3.938 kB / 0.79 GB, free: 6.457 MB / 0.6075 GB
Notification: Performance of FrontEnd: time 1.222e-06/0.297, allocations: 0 / 0.79 GB, free: 6.457 MB / 0.6075 GB
Notification: Performance of Transformations before backend: time 1.16e-05/0.297, allocations: 0 / 0.79 GB, free: 6.457 MB / 0.6075 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 25
 * Number of variables: 25
Notification: Performance of Generate backend data structure: time 0.001671/0.2987, allocations: 0.999 MB / 0.791 GB, free: 5.406 MB / 0.6075 GB
Notification: Performance of prepare preOptimizeDAE: time 4.567e-05/0.2987, allocations: 8.031 kB / 0.791 GB, free: 5.398 MB / 0.6075 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.00013/0.2989, allocations: 72 kB / 0.7911 GB, free: 5.328 MB / 0.6075 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0008623/0.2997, allocations: 0.6366 MB / 0.7917 GB, free: 4.648 MB / 0.6075 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.9e-05/0.2998, allocations: 8.359 kB / 0.7917 GB, free: 4.641 MB / 0.6075 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 3.433e-05/0.2998, allocations: 15.94 kB / 0.7917 GB, free: 4.625 MB / 0.6075 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0004121/0.3002, allocations: 205.8 kB / 0.7919 GB, free: 4.406 MB / 0.6075 GB
Notification: Performance of preOpt findStateOrder (simulation): time 1.41e-05/0.3002, allocations: 3.938 kB / 0.7919 GB, free: 4.402 MB / 0.6075 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.111e-05/0.3003, allocations: 4 kB / 0.7919 GB, free: 4.398 MB / 0.6075 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.27e-06/0.3003, allocations: 0 / 0.7919 GB, free: 4.398 MB / 0.6075 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0002522/0.3005, allocations: 99.88 kB / 0.792 GB, free: 4.301 MB / 0.6075 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001318/0.3019, allocations: 1.056 MB / 0.793 GB, free: 3.18 MB / 0.6075 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0006087/0.3025, allocations: 281 kB / 0.7933 GB, free: 2.859 MB / 0.6075 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0002156/0.3027, allocations: 112.2 kB / 0.7934 GB, free: 2.734 MB / 0.6075 GB
Notification: Performance of preOpt evalFunc (simulation): time 3.017e-05/0.3028, allocations: 4 kB / 0.7934 GB, free: 2.73 MB / 0.6075 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0004026/0.3032, allocations: 219.4 kB / 0.7936 GB, free: 2.488 MB / 0.6075 GB
Notification: Performance of pre-optimization done (n=25): time 1.683e-06/0.3032, allocations: 0 / 0.7936 GB, free: 2.488 MB / 0.6075 GB
Notification: Performance of matching and sorting (n=25): time 0.000957/0.3041, allocations: 424.5 kB / 0.794 GB, free: 2.066 MB / 0.6075 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 9.858e-05/0.3042, allocations: 166.1 kB / 0.7942 GB, free: 1.867 MB / 0.6075 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001169/0.3054, allocations: 1.032 MB / 0.7952 GB, free: 0.8281 MB / 0.6075 GB
Notification: Performance of collectPreVariables (initialization): time 3.158e-05/0.3055, allocations: 33.7 kB / 0.7952 GB, free: 0.7891 MB / 0.6075 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0002375/0.3057, allocations: 284.9 kB / 0.7955 GB, free: 0.5039 MB / 0.6075 GB
Notification: Performance of collectInitialBindings (initialization): time 8.195e-05/0.3058, allocations: 83.08 kB / 0.7956 GB, free: 432 kB / 0.6075 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001887/0.306, allocations: 150.1 kB / 0.7957 GB, free: 276 kB / 0.6075 GB
Notification: Performance of setup shared object (initialization): time 0.0001667/0.3062, allocations: 326 kB / 0.796 GB, free: 15.95 MB / 0.6231 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003861/0.3066, allocations: 209.2 kB / 0.7962 GB, free: 15.74 MB / 0.6231 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0004358/0.307, allocations: 307 kB / 0.7965 GB, free: 15.41 MB / 0.6231 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0006663/0.3077, allocations: 418 kB / 0.7969 GB, free: 14.98 MB / 0.6231 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.537e-06/0.3077, allocations: 0 / 0.7969 GB, free: 14.98 MB / 0.6231 GB
Notification: Performance of matching and sorting (n=75) (initialization): time 0.001108/0.3088, allocations: 0.6686 MB / 0.7976 GB, free: 14.3 MB / 0.6231 GB
Notification: Performance of prepare postOptimizeDAE: time 2.273e-05/0.3088, allocations: 4 kB / 0.7976 GB, free: 14.3 MB / 0.6231 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.118e-05/0.3089, allocations: 7.984 kB / 0.7976 GB, free: 14.29 MB / 0.6231 GB
Notification: Performance of postOpt tearingSystem (initialization): time 2.166e-05/0.3089, allocations: 8.156 kB / 0.7976 GB, free: 14.29 MB / 0.6231 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000413/0.3093, allocations: 115.8 kB / 0.7977 GB, free: 14.17 MB / 0.6231 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.403e-05/0.3093, allocations: 11.92 kB / 0.7977 GB, free: 14.16 MB / 0.6231 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002745/0.3096, allocations: 43.67 kB / 0.7978 GB, free: 14.12 MB / 0.6231 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.231e-05/0.3097, allocations: 24 kB / 0.7978 GB, free: 14.09 MB / 0.6231 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 10
 * Number of states: 0 ()
 * Number of discrete variables: 25 ($PRE.timTabLin.tab.nextTimeEvent,$whenCondition5,$PRE.timTabLinHol.tab.nextTimeEvent,$whenCondition4,$PRE.timTabLinDer.tab.nextTimeEvent,$whenCondition3,$PRE.timTabCon.tab.nextTimeEvent,$whenCondition2,$PRE.timTabLinCon.tab.nextTimeEvent,$whenCondition1,timTabLinCon.tab.nextTimeEventScaled,$PRE.timTabLinCon.tab.nextTimeEventScaled,timTabLinCon.tab.nextTimeEvent,timTabCon.tab.nextTimeEventScaled,$PRE.timTabCon.tab.nextTimeEventScaled,timTabCon.tab.nextTimeEvent,timTabLinDer.tab.nextTimeEventScaled,$PRE.timTabLinDer.tab.nextTimeEventScaled,timTabLinDer.tab.nextTimeEvent,timTabLinHol.tab.nextTimeEventScaled,$PRE.timTabLinHol.tab.nextTimeEventScaled,timTabLinHol.tab.nextTimeEvent,timTabLin.tab.nextTimeEventScaled,$PRE.timTabLin.tab.nextTimeEventScaled,timTabLin.tab.nextTimeEvent)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (75):
 * Single equations (assignments): 75
 * 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 0.0003188/0.31, allocations: 273.6 kB / 0.798 GB, free: 13.82 MB / 0.6231 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001008/0.3101, allocations: 78.98 kB / 0.7981 GB, free: 13.74 MB / 0.6231 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0001329/0.3103, allocations: 77.88 kB / 0.7982 GB, free: 13.66 MB / 0.6231 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.396e-06/0.3103, allocations: 4 kB / 0.7982 GB, free: 13.65 MB / 0.6231 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.227e-05/0.3103, allocations: 7.938 kB / 0.7982 GB, free: 13.64 MB / 0.6231 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.04e-06/0.3103, allocations: 0 / 0.7982 GB, free: 13.64 MB / 0.6231 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0004705/0.3108, allocations: 465.1 kB / 0.7986 GB, free: 13.14 MB / 0.6231 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.394e-06/0.3108, allocations: 0 / 0.7986 GB, free: 13.14 MB / 0.6231 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 6.376e-05/0.3108, allocations: 23.94 kB / 0.7987 GB, free: 13.12 MB / 0.6231 GB
Notification: Performance of postOpt tearingSystem (simulation): time 4.358e-06/0.3109, allocations: 4 kB / 0.7987 GB, free: 13.11 MB / 0.6231 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.017e-05/0.3109, allocations: 7.984 kB / 0.7987 GB, free: 13.11 MB / 0.6231 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 3.867e-06/0.3109, allocations: 4 kB / 0.7987 GB, free: 13.1 MB / 0.6231 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.015e-06/0.3109, allocations: 3.938 kB / 0.7987 GB, free: 13.1 MB / 0.6231 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0006578/0.3116, allocations: 397.1 kB / 0.7991 GB, free: 12.68 MB / 0.6231 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0001572/0.3117, allocations: 152.2 kB / 0.7992 GB, free: 12.51 MB / 0.6231 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 7.82e-05/0.3118, allocations: 16 kB / 0.7992 GB, free: 12.5 MB / 0.6231 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001759/0.312, allocations: 19.97 kB / 0.7992 GB, free: 12.48 MB / 0.6231 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 6.856e-05/0.3121, allocations: 19.92 kB / 0.7993 GB, free: 12.46 MB / 0.6231 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.541e-05/0.3121, allocations: 19.98 kB / 0.7993 GB, free: 12.44 MB / 0.6231 GB
Notification: Performance of sorting global known variables: time 0.0006932/0.3128, allocations: 0.6005 MB / 0.7999 GB, free: 11.84 MB / 0.6231 GB
Notification: Performance of sort global known variables: time 3.8e-07/0.3128, allocations: 0 / 0.7999 GB, free: 11.84 MB / 0.6231 GB
Notification: Performance of remove unused functions: time 0.0004134/0.3132, allocations: 116 kB / 0.8 GB, free: 11.73 MB / 0.6231 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 5
 * Number of states: 0 ()
 * Number of discrete variables: 15 ($whenCondition5,timTabLin.tab.nextTimeEvent,timTabLin.tab.nextTimeEventScaled,$whenCondition4,timTabLinHol.tab.nextTimeEvent,timTabLinHol.tab.nextTimeEventScaled,$whenCondition3,timTabLinDer.tab.nextTimeEvent,timTabLinDer.tab.nextTimeEventScaled,$whenCondition2,timTabCon.tab.nextTimeEvent,timTabCon.tab.nextTimeEventScaled,$whenCondition1,timTabLinCon.tab.nextTimeEvent,timTabLinCon.tab.nextTimeEventScaled)
 * Number of discrete states: 10 (timTabLinCon.tab.nextTimeEventScaled,timTabLinCon.tab.nextTimeEvent,timTabCon.tab.nextTimeEventScaled,timTabCon.tab.nextTimeEvent,timTabLinDer.tab.nextTimeEventScaled,timTabLinDer.tab.nextTimeEvent,timTabLinHol.tab.nextTimeEventScaled,timTabLinHol.tab.nextTimeEvent,timTabLin.tab.nextTimeEventScaled,timTabLin.tab.nextTimeEvent)
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (25):
 * Single equations (assignments): 15
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 10
 * 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 0.001128/0.3144, allocations: 493.7 kB / 0.8005 GB, free: 11.43 MB / 0.6231 GB
Notification: Performance of simCode: created initialization part: time 0.0007303/0.3151, allocations: 406.2 kB / 0.8008 GB, free: 11.03 MB / 0.6231 GB
Notification: Performance of simCode: created event and clocks part: time 2.445e-06/0.3151, allocations: 0 / 0.8008 GB, free: 11.03 MB / 0.6231 GB
Notification: Performance of simCode: created simulation system equations: time 0.0002396/0.3154, allocations: 111.8 kB / 0.8009 GB, free: 10.92 MB / 0.6231 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0008634/0.3162, allocations: 197.8 kB / 0.8011 GB, free: 10.73 MB / 0.6231 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001564/0.3178, allocations: 1.242 MB / 0.8024 GB, free: 9.453 MB / 0.6231 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0005085/0.3183, allocations: 0.9288 MB / 0.8033 GB, free: 8.496 MB / 0.6231 GB
Notification: Performance of simCode: alias equations: time 0.0002721/0.3186, allocations: 113.5 kB / 0.8034 GB, free: 8.383 MB / 0.6231 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001288/0.3187, allocations: 55.42 kB / 0.8034 GB, free: 8.332 MB / 0.6231 GB
Notification: Performance of SimCode: time 4.01e-07/0.3188, allocations: 0 / 0.8034 GB, free: 8.332 MB / 0.6231 GB
Notification: Performance of Templates: time 0.01302/0.3318, allocations: 7.427 MB / 0.8107 GB, free: 1.004 MB / 0.6231 GB
make -j1 -f Buildings_8_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTableNegativeStartTime.makefile
(rm -f Buildings_8_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTableNegativeStartTime.pipe ; mkfifo Buildings_8_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTableNegativeStartTime.pipe ; head -c 1048576 < Buildings_8_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTableNegativeStartTime.pipe >> ../files/Buildings_8_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTableNegativeStartTime.sim & ./Buildings_8_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTableNegativeStartTime  -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_8_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTableNegativeStartTime.pipe 2>&1)