Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr VehicleInterfaces_VehicleInterfaces.Examples.FrontWheelDriveManualVehicle.conf.json 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/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/VehicleInterfaces 2.0.1/package.mo", uses=false) Using package VehicleInterfaces with version 2.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/VehicleInterfaces 2.0.1/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) 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) Running command: "" <> buildModelFMU(VehicleInterfaces.Examples.FrontWheelDriveManualVehicle,fileNamePrefix="VehicleInterfaces_VehicleInterfaces_Examples_FrontWheelDriveManualVehicle",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(VehicleInterfaces.Examples.FrontWheelDriveManualVehicle,fileNamePrefix="VehicleInterfaces_VehicleInterfaces_Examples_FrontWheelDriveManualVehicle",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.005586/0.005586, allocations: 171.8 kB / 15.11 MB, free: 5.973 MB / 13.93 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.431/1.431, allocations: 223.2 MB / 239 MB, free: 72 kB / 186.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0011/0.0011, allocations: 97.89 kB / 290.2 MB, free: 4.484 MB / 234.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/VehicleInterfaces 2.0.1/package.mo): time 0.03969/0.03969, allocations: 7.974 MB / 349.3 MB, free: 5.238 MB / 282.7 MB Notification: Performance of FrontEnd - loaded program: time 0.0003242/0.0003242, allocations: 11.98 kB / 412.1 MB, free: 6.371 MB / 346.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2663/0.2666, allocations: 52.19 MB / 464.3 MB, free: 70.75 MB / 346.7 MB Notification: Performance of FrontEnd - scodeFlatten: time 0.4404/0.7071, allocations: 119.1 MB / 0.5697 GB, free: 44.21 MB / 378.7 MB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003159/0.7075, allocations: 93.11 kB / 0.5698 GB, free: 44.21 MB / 378.7 MB Notification: Performance of FrontEnd - DAE generated: time 0.8104/1.518, allocations: 224.4 MB / 0.7889 GB, free: 52.96 MB / 458.7 MB Notification: Performance of FrontEnd: time 2.545e-06/1.518, allocations: 3.156 kB / 0.7889 GB, free: 52.96 MB / 458.7 MB Notification: Performance of Transformations before backend: time 0.0006661/1.519, allocations: 209.1 kB / 0.7891 GB, free: 52.96 MB / 458.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 2768 * Number of variables: 2768 Notification: Performance of Generate backend data structure: time 0.03015/1.549, allocations: 8.738 MB / 0.7977 GB, free: 49.77 MB / 458.7 MB Notification: Performance of prepare preOptimizeDAE: time 5.367e-05/1.549, allocations: 10.31 kB / 0.7977 GB, free: 49.77 MB / 458.7 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.008292/1.557, allocations: 1.454 MB / 0.7991 GB, free: 49.66 MB / 458.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01/1.567, allocations: 1.42 MB / 0.8005 GB, free: 49.11 MB / 458.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.02291/1.59, allocations: 7.597 MB / 0.8079 GB, free: 48.17 MB / 458.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.001249/1.592, allocations: 0.9162 MB / 0.8088 GB, free: 47.99 MB / 458.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.005618/1.597, allocations: 1.015 MB / 0.8098 GB, free: 47.98 MB / 458.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.04694/1.644, allocations: 14.88 MB / 0.8243 GB, free: 46.74 MB / 458.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 0.0007114/1.645, allocations: 39.55 kB / 0.8244 GB, free: 46.73 MB / 458.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.003977/1.649, allocations: 433.3 kB / 0.8248 GB, free: 46.73 MB / 458.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0009292/1.65, allocations: 0.6563 MB / 0.8254 GB, free: 46.71 MB / 458.7 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02902/1.679, allocations: 10.96 MB / 0.8361 GB, free: 44.16 MB / 458.7 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.08241/1.761, allocations: 45.32 MB / 0.8804 GB, free: 3.742 MB / 458.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.005757/1.767, allocations: 2.144 MB / 0.8825 GB, free: 1.586 MB / 458.7 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0001997/1.767, allocations: 49.83 kB / 0.8825 GB, free: 1.547 MB / 458.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.148e-05/1.767, allocations: 56.56 kB / 0.8826 GB, free: 1.484 MB / 458.7 MB Notification: Performance of pre-optimization done (n=203): time 3.907e-06/1.767, allocations: 0 / 0.8826 GB, free: 1.484 MB / 458.7 MB Notification: Performance of matching and sorting (n=236): time 0.03631/1.804, allocations: 14.39 MB / 0.8966 GB, free: 2.961 MB / 474.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002473/1.804, allocations: 0.5352 MB / 0.8972 GB, free: 2.301 MB / 474.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.3266/2.131, allocations: 3.933 MB / 0.901 GB, free: 60.06 MB / 474.7 MB Notification: Performance of collectPreVariables (initialization): time 0.0007432/2.131, allocations: 92.2 kB / 0.9011 GB, free: 60.03 MB / 474.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.006669/2.138, allocations: 4.812 MB / 0.9058 GB, free: 59.1 MB / 474.7 MB Notification: Performance of collectInitialBindings (initialization): time 0.002064/2.14, allocations: 0.8447 MB / 0.9066 GB, free: 58.62 MB / 474.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0007489/2.141, allocations: 111.9 kB / 0.9067 GB, free: 58.62 MB / 474.7 MB Notification: Performance of setup shared object (initialization): time 0.0005358/2.142, allocations: 0.512 MB / 0.9072 GB, free: 58.3 MB / 474.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.003993/2.146, allocations: 1.57 MB / 0.9087 GB, free: 58.29 MB / 474.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.004245/2.15, allocations: 4.392 MB / 0.913 GB, free: 54.71 MB / 474.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.003669/2.153, allocations: 2.324 MB / 0.9153 GB, free: 54.69 MB / 474.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.458e-05/2.154, allocations: 32.62 kB / 0.9153 GB, free: 54.69 MB / 474.7 MB Notification: Performance of matching and sorting (n=688) (initialization): time 0.01223/2.166, allocations: 6.377 MB / 0.9216 GB, free: 54.38 MB / 474.7 MB Notification: Performance of prepare postOptimizeDAE: time 7.656e-05/2.166, allocations: 47.06 kB / 0.9216 GB, free: 54.38 MB / 474.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001257/2.166, allocations: 99.75 kB / 0.9217 GB, free: 54.38 MB / 474.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.002424/2.169, allocations: 1.53 MB / 0.9232 GB, free: 54.36 MB / 474.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003396/2.172, allocations: 1.104 MB / 0.9243 GB, free: 54.36 MB / 474.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002702/2.175, allocations: 2.088 MB / 0.9263 GB, free: 53.82 MB / 474.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005196/2.18, allocations: 477.3 kB / 0.9268 GB, free: 53.78 MB / 474.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007886/2.181, allocations: 303.8 kB / 0.9271 GB, free: 53.78 MB / 474.7 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 432 * Number of states: 0 () * Number of discrete variables: 96 (driverEnvironment.ignition.y,transmission.clutch.free,$PRE.transmission.clutch.startForward,transmission.clutch.startForward,$PRE.transmission.clutch.startBackward,transmission.clutch.startBackward,$PRE.transmission.clutch.mode,transmission.clutch.mode,transmission.clutchLocked.y,brakes.brake_1.free,$PRE.brakes.brake_1.startForward,brakes.brake_1.startForward,$PRE.brakes.brake_1.startBackward,brakes.brake_1.startBackward,brakes.brake_1.locked,$PRE.brakes.brake_1.mode,brakes.brake_1.mode,brakes.brake_2.free,$PRE.brakes.brake_2.startForward,brakes.brake_2.startForward,$PRE.brakes.brake_2.startBackward,brakes.brake_2.startBackward,brakes.brake_2.locked,$PRE.brakes.brake_2.mode,brakes.brake_2.mode,brakes.brake_3.free,$PRE.brakes.brake_3.startForward,brakes.brake_3.startForward,$PRE.brakes.brake_3.startBackward,brakes.brake_3.startBackward,brakes.brake_3.locked,$PRE.brakes.brake_3.mode,brakes.brake_3.mode,brakes.brake_4.free,$PRE.brakes.brake_4.startForward,brakes.brake_4.startForward,$PRE.brakes.brake_4.startBackward,brakes.brake_4.startBackward,brakes.brake_4.locked,$PRE.brakes.brake_4.mode,brakes.brake_4.mode,transmission.shiftOutput.gear,world.groundColor[3],world.groundColor[2],world.groundColor[1],world.gravitySphereColor[3],world.gravitySphereColor[2],world.gravitySphereColor[1],world.gravityArrowColor[3],world.gravityArrowColor[2],world.gravityArrowColor[1],world.axisColor_x[3],world.axisColor_x[2],world.axisColor_x[1],powertrainMounts.chassisFrameToMount3.color[3],powertrainMounts.chassisFrameToMount3.color[2],powertrainMounts.chassisFrameToMount3.color[1],powertrainMounts.chassisFrameToMount2.color[3],powertrainMounts.chassisFrameToMount2.color[2],powertrainMounts.chassisFrameToMount2.color[1],powertrainMounts.chassisFrameToMount1.color[3],powertrainMounts.chassisFrameToMount1.color[2],powertrainMounts.chassisFrameToMount1.color[1],accessories.inertia.cylinderColor[3],accessories.inertia.cylinderColor[2],accessories.inertia.cylinderColor[1],driveline.leftHalfShaft.cylinderColor[3],driveline.leftHalfShaft.cylinderColor[2],driveline.leftHalfShaft.cylinderColor[1],driveline.rightHalfShaft.cylinderColor[3],driveline.rightHalfShaft.cylinderColor[2],driveline.rightHalfShaft.cylinderColor[1],chassis.fixedTranslation3.color[3],chassis.fixedTranslation3.color[2],chassis.fixedTranslation3.color[1],chassis.fixedTranslation2.color[3],chassis.fixedTranslation2.color[2],chassis.fixedTranslation2.color[1],chassis.fixedTranslation1.color[3],chassis.fixedTranslation1.color[2],chassis.fixedTranslation1.color[1],chassis.fixedTranslation.color[3],chassis.fixedTranslation.color[2],chassis.fixedTranslation.color[1],chassis.ground.color[3],chassis.ground.color[2],chassis.ground.color[1],chassis.constraint.boxColor[3],chassis.constraint.boxColor[2],chassis.constraint.boxColor[1],chassis.body.sphereColor[3],chassis.body.sphereColor[2],chassis.body.sphereColor[1],engine.flywheel.cylinderColor[3],engine.flywheel.cylinderColor[2],engine.flywheel.cylinderColor[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (623): * Single equations (assignments): 617 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 5 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 0 * Non-linear torn systems: 1 {5 61} Notification: Performance of prepare postOptimizeDAE: time 0.007412/2.188, allocations: 3.317 MB / 0.9303 GB, free: 53.55 MB / 474.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001332/2.189, allocations: 448.2 kB / 0.9307 GB, free: 53.31 MB / 474.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.006968/2.196, allocations: 3.269 MB / 0.9339 GB, free: 53.11 MB / 474.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.076e-05/2.196, allocations: 21.06 kB / 0.9339 GB, free: 53.11 MB / 474.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.377e-05/2.197, allocations: 3.344 kB / 0.9339 GB, free: 53.11 MB / 474.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.552e-05/2.197, allocations: 10.83 kB / 0.934 GB, free: 53.11 MB / 474.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.03181/2.228, allocations: 13.51 MB / 0.9472 GB, free: 51.5 MB / 474.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.91e-05/2.228, allocations: 10.09 kB / 0.9472 GB, free: 51.5 MB / 474.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001304/2.23, allocations: 342.9 kB / 0.9475 GB, free: 51.48 MB / 474.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.002012/2.232, allocations: 1.308 MB / 0.9488 GB, free: 51.46 MB / 474.7 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.00022/2.232, allocations: 76.77 kB / 0.9488 GB, free: 51.46 MB / 474.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002374/2.234, allocations: 1.758 MB / 0.9506 GB, free: 50.91 MB / 474.7 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.007e-05/2.234, allocations: 22.42 kB / 0.9506 GB, free: 50.9 MB / 474.7 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0076/2.242, allocations: 6.259 MB / 0.9567 GB, free: 47.93 MB / 474.7 MB Notification: Performance of postOpt removeConstants (simulation): time 0.002725/2.245, allocations: 0.8181 MB / 0.9575 GB, free: 47.57 MB / 474.7 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001561/2.246, allocations: 92.66 kB / 0.9576 GB, free: 47.57 MB / 474.7 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002782/2.249, allocations: 213 kB / 0.9578 GB, free: 47.57 MB / 474.7 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006954/2.25, allocations: 375.9 kB / 0.9581 GB, free: 47.55 MB / 474.7 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.000267/2.25, allocations: 98.14 kB / 0.9582 GB, free: 47.55 MB / 474.7 MB Notification: Performance of sorting global known variables: time 0.008274/2.258, allocations: 3.299 MB / 0.9615 GB, free: 47.38 MB / 474.7 MB Notification: Performance of sort global known variables: time 3.91e-07/2.258, allocations: 0 / 0.9615 GB, free: 47.38 MB / 474.7 MB Notification: Performance of remove unused functions: time 0.008474/2.267, allocations: 1.347 MB / 0.9628 GB, free: 47.37 MB / 474.7 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 49 * Number of states: 10 (transmission.clutch.phi_rel,transmission.clutch.w_rel,chassis.constraint.s,chassis.constraint.v,driverEnvironment.acceleratorPosition.s,driverEnvironment.acceleratorPosition.v,driverEnvironment.clutchPosition.s,driverEnvironment.clutchPosition.v,driverEnvironment.brakePosition.s,driverEnvironment.brakePosition.v) * Number of discrete variables: 27 (transmission.clutch.free,transmission.clutch.startForward,transmission.clutch.startBackward,transmission.clutch.mode,transmission.clutchLocked.y,brakes.brake_1.free,brakes.brake_1.startForward,brakes.brake_1.startBackward,brakes.brake_1.locked,brakes.brake_1.mode,brakes.brake_2.free,brakes.brake_2.startForward,brakes.brake_2.startBackward,brakes.brake_2.locked,brakes.brake_2.mode,brakes.brake_3.free,brakes.brake_3.startForward,brakes.brake_3.startBackward,brakes.brake_3.locked,brakes.brake_3.mode,brakes.brake_4.free,brakes.brake_4.startForward,brakes.brake_4.startBackward,brakes.brake_4.locked,brakes.brake_4.mode,driverEnvironment.ignition.y,transmission.shiftOutput.gear) * Number of discrete states: 15 (transmission.clutch.mode,transmission.clutch.startForward,brakes.brake_4.mode,brakes.brake_4.startForward,brakes.brake_4.startBackward,brakes.brake_1.mode,brakes.brake_1.startForward,brakes.brake_1.startBackward,brakes.brake_2.mode,brakes.brake_2.startForward,brakes.brake_2.startBackward,brakes.brake_3.mode,brakes.brake_3.startForward,brakes.brake_3.startBackward,transmission.clutch.startBackward) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (179): * Single equations (assignments): 178 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 0 * Non-linear torn systems: 1 {5 53} Notification: Performance of Backend phase and start with SimCode phase: time 0.01235/2.279, allocations: 9.168 MB / 0.9717 GB, free: 40.45 MB / 474.7 MB Notification: Performance of simCode: created initialization part: time 0.008978/2.288, allocations: 3.989 MB / 0.9756 GB, free: 38.92 MB / 474.7 MB Notification: Performance of simCode: created event and clocks part: time 3.14e-05/2.288, allocations: 9.672 kB / 0.9756 GB, free: 38.91 MB / 474.7 MB Notification: Performance of simCode: created simulation system equations: time 0.004819/2.293, allocations: 2.083 MB / 0.9777 GB, free: 38 MB / 474.7 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.005281/2.299, allocations: 0.5988 MB / 0.9782 GB, free: 37.77 MB / 474.7 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.1341/2.433, allocations: 114 MB / 1.09 GB, free: 3.449 MB / 0.5261 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.01353/2.446, allocations: 5.613 MB / 1.095 GB, free: 1.492 MB / 0.5261 GB Notification: Performance of simCode: alias equations: time 0.004568/2.451, allocations: 1.1 MB / 1.096 GB, free: 1.355 MB / 0.5261 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.3128/2.764, allocations: 4.169 MB / 1.1 GB, free: 120.9 MB / 0.5261 GB Notification: Performance of SimCode: time 1.162e-06/2.764, allocations: 0.625 kB / 1.1 GB, free: 120.9 MB / 0.5261 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1866/2.95, allocations: 113.8 MB / 1.211 GB, free: 91.14 MB / 0.5261 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0001582/2.951, allocations: 223 kB / 1.212 GB, free: 90.89 MB / 0.5261 GB Notification: Performance of buildModelFMU: Generate platform static: time 5.459/8.409, allocations: 0 / 1.212 GB, free: 90.89 MB / 0.5261 GB (rm -f VehicleInterfaces_VehicleInterfaces.Examples.FrontWheelDriveManualVehicle.pipe ; mkfifo VehicleInterfaces_VehicleInterfaces.Examples.FrontWheelDriveManualVehicle.pipe ; head -c 1048576 < VehicleInterfaces_VehicleInterfaces.Examples.FrontWheelDriveManualVehicle.pipe >> ../files/VehicleInterfaces_VehicleInterfaces.Examples.FrontWheelDriveManualVehicle.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator --tempDir=temp_VehicleInterfaces_VehicleInterfaces_Examples_FrontWheelDriveManualVehicle_fmu --startTime=0 --stopTime=10 --timeout=50 --tolerance=1e-06 VehicleInterfaces_VehicleInterfaces_Examples_FrontWheelDriveManualVehicle.fmu > VehicleInterfaces_VehicleInterfaces.Examples.FrontWheelDriveManualVehicle.pipe 2>&1)