Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_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 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo", uses=false) Using package Buildings with version 9.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/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: "" <> buildModelFMU(Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTableNegativeStartTime,fileNamePrefix="Buildings_9_Buildings_Controls_OBC_CDL_Continuous_Sources_Validation_TimeTableNegativeStartTime",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTableNegativeStartTime,fileNamePrefix="Buildings_9_Buildings_Controls_OBC_CDL_Continuous_Sources_Validation_TimeTableNegativeStartTime",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001229/0.001229, allocations: 108 kB / 15.61 MB, free: 144 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001206/0.001206, allocations: 194 kB / 16.53 MB, free: 6.66 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.283/1.283, allocations: 222.9 MB / 240.2 MB, free: 4.395 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo): time 2.198/2.198, allocations: 390.2 MB / 0.6647 GB, free: 464 kB / 0.5137 GB Notification: Performance of FrontEnd - loaded program: time 0.001178/0.001178, allocations: 63.91 kB / 0.8127 GB, free: 14.34 MB / 0.67 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.5432/0.5444, allocations: 140.4 MB / 0.9497 GB, free: 9.23 MB / 0.7169 GB Notification: Performance of NFInst.instantiate(Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTableNegativeStartTime): time 0.002881/0.5473, allocations: 2.46 MB / 0.9522 GB, free: 7.281 MB / 0.7169 GB Notification: Performance of NFInst.instExpressions: time 0.001915/0.5492, allocations: 1.581 MB / 0.9537 GB, free: 6.027 MB / 0.7169 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001552/0.5494, allocations: 13.31 kB / 0.9537 GB, free: 6.02 MB / 0.7169 GB Notification: Performance of NFTyping.typeComponents: time 0.0004615/0.5498, allocations: 324.9 kB / 0.954 GB, free: 5.836 MB / 0.7169 GB Notification: Performance of NFTyping.typeBindings: time 0.0004372/0.5503, allocations: 331.4 kB / 0.9543 GB, free: 5.598 MB / 0.7169 GB Notification: Performance of NFTyping.typeClassSections: time 0.0006763/0.551, allocations: 438.6 kB / 0.9548 GB, free: 5.301 MB / 0.7169 GB Notification: Performance of NFFlatten.flatten: time 0.0005079/0.5515, allocations: 0.7057 MB / 0.9554 GB, free: 4.887 MB / 0.7169 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0001543/0.5517, allocations: 88.56 kB / 0.9555 GB, free: 4.84 MB / 0.7169 GB Notification: Performance of NFEvalConstants.evaluate: time 0.000259/0.5519, allocations: 308.9 kB / 0.9558 GB, free: 4.664 MB / 0.7169 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0002532/0.5522, allocations: 320.3 kB / 0.9561 GB, free: 4.488 MB / 0.7169 GB Notification: Performance of NFPackage.collectConstants: time 5.664e-05/0.5522, allocations: 34.03 kB / 0.9562 GB, free: 4.484 MB / 0.7169 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0001638/0.5524, allocations: 91.2 kB / 0.9562 GB, free: 4.457 MB / 0.7169 GB Notification: Performance of NFScalarize.scalarize: time 0.0001383/0.5526, allocations: 194.7 kB / 0.9564 GB, free: 4.336 MB / 0.7169 GB Notification: Performance of NFVerifyModel.verify: time 0.0001711/0.5527, allocations: 270.1 kB / 0.9567 GB, free: 4.125 MB / 0.7169 GB Notification: Performance of NFConvertDAE.convert: time 0.0004932/0.5532, allocations: 0.7307 MB / 0.9574 GB, free: 3.598 MB / 0.7169 GB Notification: Performance of FrontEnd - DAE generated: time 3.116e-06/0.5532, allocations: 1.469 kB / 0.9574 GB, free: 3.598 MB / 0.7169 GB Notification: Performance of FrontEnd: time 8.71e-07/0.5533, allocations: 3.938 kB / 0.9574 GB, free: 3.594 MB / 0.7169 GB Notification: Performance of Transformations before backend: time 7.995e-06/0.5533, allocations: 0 / 0.9574 GB, free: 3.594 MB / 0.7169 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 0.001124/0.5544, allocations: 1.005 MB / 0.9584 GB, free: 2.738 MB / 0.7169 GB Notification: Performance of prepare preOptimizeDAE: time 3.431e-05/0.5544, allocations: 9.656 kB / 0.9584 GB, free: 2.738 MB / 0.7169 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 3.839e-05/0.5545, allocations: 42.92 kB / 0.9584 GB, free: 2.691 MB / 0.7169 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001023/0.5546, allocations: 78 kB / 0.9585 GB, free: 2.648 MB / 0.7169 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0006965/0.5553, allocations: 0.6253 MB / 0.9591 GB, free: 2.148 MB / 0.7169 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.772e-05/0.5553, allocations: 13.78 kB / 0.9591 GB, free: 2.141 MB / 0.7169 GB Notification: Performance of preOpt expandDerOperator (simulation): time 2.883e-05/0.5553, allocations: 9.719 kB / 0.9591 GB, free: 2.141 MB / 0.7169 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0003266/0.5557, allocations: 206.8 kB / 0.9593 GB, free: 1.98 MB / 0.7169 GB Notification: Performance of preOpt findStateOrder (simulation): time 8.776e-06/0.5557, allocations: 0 / 0.9593 GB, free: 1.98 MB / 0.7169 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.813e-05/0.5557, allocations: 2.188 kB / 0.9593 GB, free: 1.98 MB / 0.7169 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.502e-06/0.5557, allocations: 3.031 kB / 0.9593 GB, free: 1.98 MB / 0.7169 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.000223/0.556, allocations: 100.8 kB / 0.9594 GB, free: 1.93 MB / 0.7169 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0009957/0.557, allocations: 1.056 MB / 0.9605 GB, free: 1 MB / 0.7169 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0005016/0.5575, allocations: 283 kB / 0.9607 GB, free: 0.7812 MB / 0.7169 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001755/0.5577, allocations: 102.2 kB / 0.9608 GB, free: 0.707 MB / 0.7169 GB Notification: Performance of preOpt evalFunc (simulation): time 2.348e-05/0.5577, allocations: 8.562 kB / 0.9609 GB, free: 0.7031 MB / 0.7169 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0003073/0.558, allocations: 224.1 kB / 0.9611 GB, free: 0.5234 MB / 0.7169 GB Notification: Performance of pre-optimization done (n=25): time 1.373e-06/0.558, allocations: 0 / 0.9611 GB, free: 0.5234 MB / 0.7169 GB Notification: Performance of matching and sorting (n=25): time 0.0008182/0.5588, allocations: 422.2 kB / 0.9615 GB, free: 320 kB / 0.7169 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.703e-05/0.5589, allocations: 166 kB / 0.9616 GB, free: 120 kB / 0.7169 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001089/0.56, allocations: 1.035 MB / 0.9626 GB, free: 15.59 MB / 0.7325 GB Notification: Performance of collectPreVariables (initialization): time 2.757e-05/0.56, allocations: 34.42 kB / 0.9627 GB, free: 15.56 MB / 0.7325 GB Notification: Performance of collectInitialEqns (initialization): time 0.0002101/0.5602, allocations: 292.6 kB / 0.9629 GB, free: 15.3 MB / 0.7325 GB Notification: Performance of collectInitialBindings (initialization): time 6.637e-05/0.5603, allocations: 81.39 kB / 0.963 GB, free: 15.24 MB / 0.7325 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001709/0.5605, allocations: 137 kB / 0.9632 GB, free: 15.15 MB / 0.7325 GB Notification: Performance of setup shared object (initialization): time 9.636e-05/0.5606, allocations: 327.7 kB / 0.9635 GB, free: 14.83 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0003597/0.5609, allocations: 213.1 kB / 0.9637 GB, free: 14.74 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0004247/0.5614, allocations: 312.8 kB / 0.964 GB, free: 14.54 MB / 0.7325 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0006278/0.562, allocations: 417.1 kB / 0.9644 GB, free: 14.29 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.765e-06/0.562, allocations: 0 / 0.9644 GB, free: 14.29 MB / 0.7325 GB Notification: Performance of matching and sorting (n=75) (initialization): time 0.001061/0.5631, allocations: 0.6671 MB / 0.965 GB, free: 13.98 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 1.496e-05/0.5631, allocations: 9.969 kB / 0.965 GB, free: 13.98 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.844e-06/0.5631, allocations: 2.938 kB / 0.965 GB, free: 13.98 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.642e-05/0.5632, allocations: 5.188 kB / 0.965 GB, free: 13.98 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003792/0.5635, allocations: 119.2 kB / 0.9652 GB, free: 13.95 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.036e-05/0.5636, allocations: 9.406 kB / 0.9652 GB, free: 13.95 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002453/0.5638, allocations: 37.67 kB / 0.9652 GB, free: 13.92 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.871e-05/0.5639, allocations: 30.58 kB / 0.9652 GB, free: 13.91 MB / 0.7325 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 0.0002693/0.5641, allocations: 278.4 kB / 0.9655 GB, free: 13.71 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 9.729e-05/0.5642, allocations: 76.66 kB / 0.9656 GB, free: 13.66 MB / 0.7325 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.000107/0.5644, allocations: 70.7 kB / 0.9656 GB, free: 13.62 MB / 0.7325 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.951e-06/0.5644, allocations: 7.844 kB / 0.9656 GB, free: 13.62 MB / 0.7325 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.262e-06/0.5644, allocations: 2.156 kB / 0.9656 GB, free: 13.62 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.555e-06/0.5644, allocations: 9.094 kB / 0.9656 GB, free: 13.61 MB / 0.7325 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.000411/0.5648, allocations: 457.3 kB / 0.9661 GB, free: 13.23 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.134e-06/0.5648, allocations: 1.375 kB / 0.9661 GB, free: 13.23 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 6.036e-05/0.5649, allocations: 23.05 kB / 0.9661 GB, free: 13.23 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (simulation): time 3.436e-06/0.5649, allocations: 2.656 kB / 0.9661 GB, free: 13.23 MB / 0.7325 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.697e-05/0.5649, allocations: 4.969 kB / 0.9661 GB, free: 13.23 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 4.719e-06/0.5649, allocations: 10.59 kB / 0.9661 GB, free: 13.22 MB / 0.7325 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.988e-06/0.5649, allocations: 9.312 kB / 0.9661 GB, free: 13.21 MB / 0.7325 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0006281/0.5656, allocations: 391 kB / 0.9665 GB, free: 12.97 MB / 0.7325 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001376/0.5657, allocations: 155.2 kB / 0.9667 GB, free: 12.83 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 7.55e-05/0.5658, allocations: 16.17 kB / 0.9667 GB, free: 12.82 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001609/0.566, allocations: 17.36 kB / 0.9667 GB, free: 12.81 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 5.656e-05/0.566, allocations: 25.28 kB / 0.9667 GB, free: 12.79 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.173e-05/0.566, allocations: 16.19 kB / 0.9667 GB, free: 12.79 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.0006344/0.5667, allocations: 0.5985 MB / 0.9673 GB, free: 12.48 MB / 0.7325 GB Notification: Performance of sort global known variables: time 1.1e-07/0.5667, allocations: 0 / 0.9673 GB, free: 12.48 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.0003918/0.5671, allocations: 121.5 kB / 0.9674 GB, free: 12.45 MB / 0.7325 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 0.001766/0.5689, allocations: 1.31 MB / 0.9687 GB, free: 11.53 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.0007325/0.5696, allocations: 411.7 kB / 0.9691 GB, free: 11.37 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 5.25e-06/0.5696, allocations: 5.625 kB / 0.9691 GB, free: 11.36 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.0002269/0.5699, allocations: 111.2 kB / 0.9692 GB, free: 11.31 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0008515/0.5707, allocations: 225 kB / 0.9694 GB, free: 11.21 MB / 0.7325 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.006758/0.5775, allocations: 5.986 MB / 0.9753 GB, free: 7.145 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004287/0.5779, allocations: 0.9324 MB / 0.9762 GB, free: 6.184 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.0002509/0.5782, allocations: 105.1 kB / 0.9763 GB, free: 6.082 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002634/0.5785, allocations: 235.3 kB / 0.9765 GB, free: 5.855 MB / 0.7325 GB Notification: Performance of SimCode: time 2.6e-07/0.5785, allocations: 0 / 0.9765 GB, free: 5.855 MB / 0.7325 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.4426/1.021, allocations: 13.38 MB / 0.9896 GB, free: 8.734 MB / 0.7481 GB Notification: Performance of buildModelFMU: Generate platform static: time 7.645/8.666, allocations: 4.875 kB / 0.9896 GB, free: 8.73 MB / 0.7481 GB (rm -f Buildings_9_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTableNegativeStartTime.pipe ; mkfifo Buildings_9_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTableNegativeStartTime.pipe ; head -c 1048576 < Buildings_9_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTableNegativeStartTime.pipe >> ../files/Buildings_9_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTableNegativeStartTime.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_9_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTableNegativeStartTime_res.mat --tempDir=temp_Buildings_9_Buildings_Controls_OBC_CDL_Continuous_Sources_Validation_TimeTableNegativeStartTime_fmu --startTime=-129600 --stopTime=172800 --timeout=50 --tolerance=1e-06 Buildings_9_Buildings_Controls_OBC_CDL_Continuous_Sources_Validation_TimeTableNegativeStartTime.fmu > Buildings_9_Buildings.Controls.OBC.CDL.Continuous.Sources.Validation.TimeTableNegativeStartTime.pipe 2>&1)