Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_4.1.0-beta.om_ModelicaTest.Blocks.Logical.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0-beta.om/package.mo", uses=false) Using package ModelicaTest with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0-beta.om/package.mo) Using package Modelica with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo) Using package Complex with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo) Using package ModelicaServices with version trunk (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo) Running command: "" <> buildModelFMU(ModelicaTest.Blocks.Logical,fileNamePrefix="ModelicaTest_4_1_0-beta_om_ModelicaTest_Blocks_Logical",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(ModelicaTest.Blocks.Logical,fileNamePrefix="ModelicaTest_4_1_0-beta_om_ModelicaTest_Blocks_Logical",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices trunk/package.mo): time 0.001699/0.001699, allocations: 118.8 kB / 17.78 MB, free: 5.277 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex trunk/package.mo): time 0.001789/0.001789, allocations: 198 kB / 18.73 MB, free: 4.336 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica trunk/package.mo): time 1.677/1.677, allocations: 227.4 MB / 247 MB, free: 10.46 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0-beta.om/package.mo): time 0.2569/0.2569, allocations: 46.12 MB / 344.4 MB, free: 11.45 MB / 286.1 MB Warning: Requested package Modelica of version 4.1.0, but this package was already loaded with version trunk. OpenModelica cannot reason about compatibility between the two packages since they are not semantic versions. Notification: Performance of FrontEnd - loaded program: time 0.002296/0.002296, allocations: 83.84 kB / 480.9 MB, free: 4.5 MB / 350.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4497/0.452, allocations: 62.43 MB / 0.5306 GB, free: 13.39 MB / 398.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Blocks.Logical): time 0.00615/0.4582, allocations: 2.862 MB / 0.5334 GB, free: 11.14 MB / 398.1 MB Notification: Performance of NFInst.instExpressions: time 0.003444/0.4617, allocations: 1.641 MB / 0.535 GB, free: 9.836 MB / 398.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0003292/0.4621, allocations: 6.875 kB / 0.535 GB, free: 9.836 MB / 398.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0009737/0.4631, allocations: 334.1 kB / 0.5353 GB, free: 9.637 MB / 398.1 MB Notification: Performance of NFTyping.typeBindings: time 0.0008418/0.464, allocations: 287.9 kB / 0.5356 GB, free: 9.438 MB / 398.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.001065/0.4651, allocations: 376.4 kB / 0.536 GB, free: 9.152 MB / 398.1 MB Notification: Performance of NFFlatten.flatten: time 0.0009287/0.466, allocations: 0.6832 MB / 0.5366 GB, free: 8.738 MB / 398.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0004882/0.4665, allocations: 218.2 kB / 0.5368 GB, free: 8.609 MB / 398.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.000635/0.4671, allocations: 294.3 kB / 0.5371 GB, free: 8.426 MB / 398.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0004637/0.4676, allocations: 325.5 kB / 0.5374 GB, free: 8.199 MB / 398.1 MB Notification: Performance of NFPackage.collectConstants: time 0.000111/0.4677, allocations: 52.47 kB / 0.5375 GB, free: 8.199 MB / 398.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0003585/0.4681, allocations: 127.9 kB / 0.5376 GB, free: 8.16 MB / 398.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0002326/0.4683, allocations: 168.3 kB / 0.5378 GB, free: 8.035 MB / 398.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0003643/0.4687, allocations: 295.4 kB / 0.538 GB, free: 7.805 MB / 398.1 MB Notification: Performance of NFConvertDAE.convert: time 0.001154/0.4699, allocations: 0.6818 MB / 0.5387 GB, free: 7.297 MB / 398.1 MB Notification: Performance of FrontEnd - DAE generated: time 8.786e-06/0.4699, allocations: 0 / 0.5387 GB, free: 7.297 MB / 398.1 MB Notification: Performance of FrontEnd: time 2.154e-06/0.4699, allocations: 5.219 kB / 0.5387 GB, free: 7.293 MB / 398.1 MB Notification: Performance of Transformations before backend: time 1.208e-05/0.4699, allocations: 0 / 0.5387 GB, free: 7.293 MB / 398.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 103 * Number of variables: 103 Notification: Performance of Generate backend data structure: time 0.002483/0.4724, allocations: 1.053 MB / 0.5397 GB, free: 6.406 MB / 398.1 MB Notification: Performance of prepare preOptimizeDAE: time 5.433e-05/0.4725, allocations: 8.75 kB / 0.5398 GB, free: 6.406 MB / 398.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001305/0.4726, allocations: 85.11 kB / 0.5398 GB, free: 6.328 MB / 398.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0003215/0.4729, allocations: 84.64 kB / 0.5399 GB, free: 6.285 MB / 398.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0006608/0.4736, allocations: 452.4 kB / 0.5403 GB, free: 5.887 MB / 398.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 5.238e-05/0.4737, allocations: 41.11 kB / 0.5404 GB, free: 5.867 MB / 398.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 7.138e-05/0.4738, allocations: 47.28 kB / 0.5404 GB, free: 5.852 MB / 398.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0009974/0.4748, allocations: 475.1 kB / 0.5409 GB, free: 5.547 MB / 398.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.507e-05/0.4748, allocations: 1.125 kB / 0.5409 GB, free: 5.547 MB / 398.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 4.38e-05/0.4748, allocations: 20.5 kB / 0.5409 GB, free: 5.531 MB / 398.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.37e-05/0.4749, allocations: 10.19 kB / 0.5409 GB, free: 5.531 MB / 398.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0008438/0.4757, allocations: 335.4 kB / 0.5412 GB, free: 5.375 MB / 398.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.002244/0.478, allocations: 1.179 MB / 0.5424 GB, free: 4.43 MB / 398.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.001355/0.4793, allocations: 0.4977 MB / 0.5429 GB, free: 4.164 MB / 398.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0004638/0.4798, allocations: 190.3 kB / 0.5431 GB, free: 4.066 MB / 398.1 MB Notification: Performance of preOpt evalFunc (simulation): time 5.605e-05/0.4799, allocations: 14.27 kB / 0.5431 GB, free: 4.059 MB / 398.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0007732/0.4806, allocations: 343.9 kB / 0.5434 GB, free: 3.824 MB / 398.1 MB Notification: Performance of pre-optimization done (n=55): time 3.156e-06/0.4807, allocations: 1.219 kB / 0.5434 GB, free: 3.824 MB / 398.1 MB Notification: Performance of matching and sorting (n=55): time 0.001735/0.4824, allocations: 0.6412 MB / 0.544 GB, free: 3.52 MB / 398.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001258/0.4825, allocations: 161 kB / 0.5442 GB, free: 3.332 MB / 398.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0008096/0.4834, allocations: 0.5584 MB / 0.5447 GB, free: 2.988 MB / 398.1 MB Notification: Performance of collectPreVariables (initialization): time 6.684e-05/0.4834, allocations: 45.7 kB / 0.5448 GB, free: 2.938 MB / 398.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0002544/0.4837, allocations: 261.6 kB / 0.545 GB, free: 2.676 MB / 398.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0001378/0.4838, allocations: 138.9 kB / 0.5451 GB, free: 2.539 MB / 398.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002014/0.4841, allocations: 118.3 kB / 0.5453 GB, free: 2.418 MB / 398.1 MB Notification: Performance of setup shared object (initialization): time 0.0002019/0.4843, allocations: 374.8 kB / 0.5456 GB, free: 2.043 MB / 398.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0004592/0.4847, allocations: 173.2 kB / 0.5458 GB, free: 1.871 MB / 398.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0005292/0.4853, allocations: 275.6 kB / 0.546 GB, free: 1.57 MB / 398.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0007461/0.486, allocations: 322.9 kB / 0.5464 GB, free: 1.242 MB / 398.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.755e-06/0.486, allocations: 0 / 0.5464 GB, free: 1.242 MB / 398.1 MB Notification: Performance of matching and sorting (n=72) (initialization): time 0.001098/0.4871, allocations: 0.4985 MB / 0.5468 GB, free: 0.7344 MB / 398.1 MB Notification: Performance of prepare postOptimizeDAE: time 1.995e-05/0.4872, allocations: 4 kB / 0.5468 GB, free: 0.7305 MB / 398.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.215e-06/0.4872, allocations: 0 / 0.5468 GB, free: 0.7305 MB / 398.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 2.941e-05/0.4872, allocations: 4.094 kB / 0.5468 GB, free: 0.7266 MB / 398.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003064/0.4875, allocations: 79.77 kB / 0.5469 GB, free: 0.6484 MB / 398.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.11e-05/0.4876, allocations: 4 kB / 0.5469 GB, free: 0.6445 MB / 398.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0004324/0.488, allocations: 79.67 kB / 0.547 GB, free: 0.5664 MB / 398.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.631e-05/0.488, allocations: 20 kB / 0.547 GB, free: 0.5469 MB / 398.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 5 * Number of states: 0 () * Number of discrete variables: 62 ($PRE.table2.combiTimeTable.nextTimeEvent,$whenCondition3,$PRE.table1.combiTimeTable.nextTimeEvent,$whenCondition2,rSFlipFlop.pre.u,$PRE.rSFlipFlop.pre.u,rSFlipFlop.QI,rSFlipFlop.Q,timer.entryTime,$PRE.timer.entryTime,timer.u,triggeredTrapezoid.T,triggeredTrapezoid.rate,triggeredTrapezoid.endValue,onOffController.y,$PRE.onOffController.y,hysteresis.y,$PRE.hysteresis.y,logicalSwitch.y,zeroCrossing.u_pos,$PRE.zeroCrossing.u_pos,zeroCrossing.disable,$PRE.zeroCrossing.disable,zeroCrossing.enable,$PRE.zeroCrossing.enable,zeroCrossing.y,lessEqual.y,less.y,greaterEqual.y,greater.y,lessEqualThreshold.y,lessThreshold.y,greaterEqualThreshold.y,change1.y,change1.u,$PRE.change1.u,fallingEdge.not_u,$PRE.fallingEdge.not_u,fallingEdge.y,edge1.y,edge1.u,$PRE.edge1.u,pre1.y,pre1.u,$PRE.pre1.u,nand.y,nor.y,xor.y,and1.y,table2.combiTimeTable.nextTimeEventScaled,$PRE.table2.combiTimeTable.nextTimeEventScaled,table2.combiTimeTable.nextTimeEvent,table1.combiTimeTable.nextTimeEventScaled,$PRE.table1.combiTimeTable.nextTimeEventScaled,table1.combiTimeTable.nextTimeEvent,table1.y,$whenCondition4,$whenCondition5,$whenCondition1,booleanPulse.pulseStart,$PRE.booleanPulse.pulseStart,booleanPulse.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (72): * Single equations (assignments): 72 * 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 0.0003216/0.4884, allocations: 235.2 kB / 0.5472 GB, free: 312 kB / 398.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001317/0.4885, allocations: 63.56 kB / 0.5473 GB, free: 248 kB / 398.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0001408/0.4887, allocations: 69.41 kB / 0.5474 GB, free: 180 kB / 398.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.008e-05/0.4887, allocations: 8 kB / 0.5474 GB, free: 172 kB / 398.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.401e-05/0.4887, allocations: 0 / 0.5474 GB, free: 172 kB / 398.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.807e-06/0.4887, allocations: 3.984 kB / 0.5474 GB, free: 168 kB / 398.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002047/0.4908, allocations: 1.115 MB / 0.5485 GB, free: 14.99 MB / 414.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.196e-06/0.4908, allocations: 0 / 0.5485 GB, free: 14.99 MB / 414.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001685/0.491, allocations: 39.91 kB / 0.5485 GB, free: 14.95 MB / 414.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 7.093e-06/0.491, allocations: 4 kB / 0.5485 GB, free: 14.95 MB / 414.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.93e-05/0.491, allocations: 15.98 kB / 0.5485 GB, free: 14.93 MB / 414.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 6.913e-06/0.4911, allocations: 8 kB / 0.5485 GB, free: 14.93 MB / 414.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.873e-06/0.4911, allocations: 3.938 kB / 0.5485 GB, free: 14.92 MB / 414.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001163/0.4922, allocations: 0.5866 MB / 0.5491 GB, free: 14.32 MB / 414.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0001363/0.4924, allocations: 144.6 kB / 0.5493 GB, free: 14.16 MB / 414.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 8.588e-05/0.4925, allocations: 16 kB / 0.5493 GB, free: 14.14 MB / 414.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003975/0.4929, allocations: 55.92 kB / 0.5493 GB, free: 14.09 MB / 414.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001857/0.4931, allocations: 72.34 kB / 0.5494 GB, free: 14.02 MB / 414.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.085e-05/0.4931, allocations: 19.98 kB / 0.5494 GB, free: 14 MB / 414.1 MB Notification: Performance of sorting global known variables: time 0.0004919/0.4936, allocations: 387.1 kB / 0.5498 GB, free: 13.62 MB / 414.1 MB Notification: Performance of sort global known variables: time 3.4e-07/0.4936, allocations: 0 / 0.5498 GB, free: 13.62 MB / 414.1 MB Notification: Performance of remove unused functions: time 0.0004976/0.4941, allocations: 139.6 kB / 0.5499 GB, free: 13.48 MB / 414.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 2 * Number of states: 0 () * Number of discrete variables: 46 ($whenCondition1,booleanPulse.y,booleanPulse.pulseStart,timer.u,$whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,table1.y,table1.combiTimeTable.nextTimeEvent,table1.combiTimeTable.nextTimeEventScaled,table2.combiTimeTable.nextTimeEvent,table2.combiTimeTable.nextTimeEventScaled,and1.y,xor.y,nor.y,nand.y,pre1.u,pre1.y,edge1.u,edge1.y,fallingEdge.y,fallingEdge.not_u,change1.u,change1.y,greaterEqualThreshold.y,lessThreshold.y,lessEqualThreshold.y,greater.y,greaterEqual.y,less.y,lessEqual.y,zeroCrossing.y,zeroCrossing.enable,zeroCrossing.disable,zeroCrossing.u_pos,logicalSwitch.y,hysteresis.y,onOffController.y,triggeredTrapezoid.endValue,triggeredTrapezoid.rate,triggeredTrapezoid.T,timer.entryTime,rSFlipFlop.Q,rSFlipFlop.QI,rSFlipFlop.pre.u) * Number of discrete states: 15 (table2.combiTimeTable.nextTimeEvent,table1.combiTimeTable.nextTimeEvent,pre1.u,zeroCrossing.u_pos,zeroCrossing.enable,zeroCrossing.disable,hysteresis.y,onOffController.y,rSFlipFlop.pre.u,table2.combiTimeTable.nextTimeEventScaled,triggeredTrapezoid.y,table1.combiTimeTable.nextTimeEventScaled,fallingEdge.not_u,edge1.u,change1.u) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (55): * Single equations (assignments): 46 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 9 * 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 0.004301/0.4985, allocations: 1.471 MB / 0.5513 GB, free: 12.13 MB / 414.1 MB Notification: Performance of simCode: created initialization part: time 0.001147/0.4996, allocations: 458.5 kB / 0.5518 GB, free: 11.67 MB / 414.1 MB Notification: Performance of simCode: created event and clocks part: time 2.705e-06/0.4996, allocations: 0 / 0.5518 GB, free: 11.67 MB / 414.1 MB Notification: Performance of simCode: created simulation system equations: time 0.0005469/0.5002, allocations: 238.4 kB / 0.552 GB, free: 11.44 MB / 414.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0007013/0.5009, allocations: 113.7 kB / 0.5521 GB, free: 11.34 MB / 414.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.007245/0.5082, allocations: 4.61 MB / 0.5566 GB, free: 6.609 MB / 414.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0006901/0.5089, allocations: 0.88 MB / 0.5575 GB, free: 5.699 MB / 414.1 MB Notification: Performance of simCode: alias equations: time 0.0003129/0.5092, allocations: 80.45 kB / 0.5576 GB, free: 5.617 MB / 414.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003535/0.5096, allocations: 207.4 kB / 0.5578 GB, free: 5.414 MB / 414.1 MB Notification: Performance of SimCode: time 7.61e-07/0.5096, allocations: 0 / 0.5578 GB, free: 5.414 MB / 414.1 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.04224/0.5518, allocations: 12.85 MB / 0.5703 GB, free: 8.656 MB / 430.1 MB Notification: Performance of buildModelFMU: Generate platform static: time 9.234/9.786, allocations: 18.8 kB / 0.5703 GB, free: 8.645 MB / 430.1 MB (rm -f ModelicaTest_4.1.0-beta.om_ModelicaTest.Blocks.Logical.pipe ; mkfifo ModelicaTest_4.1.0-beta.om_ModelicaTest.Blocks.Logical.pipe ; head -c 1048576 < ModelicaTest_4.1.0-beta.om_ModelicaTest.Blocks.Logical.pipe >> ../files/ModelicaTest_4.1.0-beta.om_ModelicaTest.Blocks.Logical.sim & python3 -m fmpy simulate --output-file ModelicaTest_4.1.0-beta.om_ModelicaTest.Blocks.Logical_res.csv --start-time 0 --stop-time 10 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.004 ModelicaTest_4_1_0-beta_om_ModelicaTest_Blocks_Logical.fmu > ModelicaTest_4.1.0-beta.om_ModelicaTest.Blocks.Logical.pipe 2>&1)