Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr PhotoVoltaics_TGM_PhotoVoltaics_TGM.TGM_Comax_Analytical_20160704.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/PhotoVoltaics 2.0.0/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/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/PhotoVoltaics_TGM 2.0.0/package.mo", uses=false) Using package PhotoVoltaics_TGM with version 2.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/PhotoVoltaics_TGM 2.0.0/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) Using package PhotoVoltaics with version 2.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/PhotoVoltaics 2.0.0/package.mo) Running command: "" <> buildModelFMU(PhotoVoltaics_TGM.TGM_Comax_Analytical_20160704,fileNamePrefix="PhotoVoltaics_TGM_PhotoVoltaics_TGM_TGM_Comax_Analytical_20160704",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(PhotoVoltaics_TGM.TGM_Comax_Analytical_20160704,fileNamePrefix="PhotoVoltaics_TGM_PhotoVoltaics_TGM_TGM_Comax_Analytical_20160704",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/PhotoVoltaics 2.0.0/package.mo): time 0.02902/0.02902, allocations: 5.388 MB / 21.02 MB, free: 1.621 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.006061/0.006061, allocations: 91.67 kB / 23.02 MB, free: 0.7812 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001051/0.001051, allocations: 197 kB / 25.15 MB, free: 192 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.355/1.355, allocations: 222.9 MB / 250 MB, free: 8.41 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/PhotoVoltaics_TGM 2.0.0/package.mo): time 0.009194/0.009194, allocations: 2.326 MB / 303.7 MB, free: 6.449 MB / 238.1 MB Notification: Performance of FrontEnd - loaded program: time 0.003/0.003, allocations: 95.86 kB / 419.1 MB, free: 22.97 MB / 302.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1055/0.1086, allocations: 51.21 MB / 470.4 MB, free: 3.715 MB / 334.1 MB Notification: Performance of NFInst.instantiate(PhotoVoltaics_TGM.TGM_Comax_Analytical_20160704): time 0.008821/0.1174, allocations: 6.76 MB / 477.1 MB, free: 12.92 MB / 350.1 MB Notification: Performance of NFInst.instExpressions: time 0.006473/0.124, allocations: 3.134 MB / 480.2 MB, free: 9.777 MB / 350.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.00118/0.1252, allocations: 19.94 kB / 480.3 MB, free: 9.758 MB / 350.1 MB Notification: Performance of NFTyping.typeComponents: time 0.002976/0.1282, allocations: 1.107 MB / 481.4 MB, free: 8.648 MB / 350.1 MB Notification: Performance of NFTyping.typeBindings: time 0.00239/0.1306, allocations: 0.8429 MB / 482.2 MB, free: 7.801 MB / 350.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.001996/0.1326, allocations: 0.535 MB / 482.7 MB, free: 7.273 MB / 350.1 MB Notification: Performance of NFFlatten.flatten: time 0.002031/0.1347, allocations: 1.382 MB / 484.1 MB, free: 5.887 MB / 350.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.001836/0.1365, allocations: 1.041 MB / 485.2 MB, free: 4.816 MB / 350.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0009745/0.1375, allocations: 0.5567 MB / 485.7 MB, free: 4.258 MB / 350.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.001177/0.1387, allocations: 0.712 MB / 486.4 MB, free: 3.543 MB / 350.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0004188/0.1391, allocations: 144 kB / 486.6 MB, free: 3.402 MB / 350.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.001134/0.1403, allocations: 431.7 kB / 487 MB, free: 2.98 MB / 350.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0003884/0.1407, allocations: 291 kB / 487.3 MB, free: 2.695 MB / 350.1 MB Notification: Performance of NFVerifyModel.verify: time 0.001002/0.1417, allocations: 0.6337 MB / 487.9 MB, free: 2.059 MB / 350.1 MB Notification: Performance of NFConvertDAE.convert: time 0.002539/0.1442, allocations: 1.752 MB / 489.7 MB, free: 308 kB / 350.1 MB Notification: Performance of FrontEnd - DAE generated: time 4.258e-06/0.1443, allocations: 0 / 489.7 MB, free: 308 kB / 350.1 MB Notification: Performance of FrontEnd: time 1.492e-06/0.1443, allocations: 4 kB / 489.7 MB, free: 304 kB / 350.1 MB Notification: Performance of Transformations before backend: time 5.61e-05/0.1443, allocations: 0 / 489.7 MB, free: 304 kB / 350.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 270 * Number of variables: 270 Notification: Performance of Generate backend data structure: time 0.005241/0.1496, allocations: 1.775 MB / 491.5 MB, free: 14.45 MB / 366.1 MB Notification: Performance of prepare preOptimizeDAE: time 5.152e-05/0.1496, allocations: 12.03 kB / 491.5 MB, free: 14.44 MB / 366.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0003854/0.15, allocations: 160.9 kB / 491.6 MB, free: 14.27 MB / 366.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002428/0.1525, allocations: 367.2 kB / 492 MB, free: 13.91 MB / 366.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001971/0.1545, allocations: 0.7599 MB / 492.7 MB, free: 13.11 MB / 366.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 7.977e-05/0.1545, allocations: 78.06 kB / 492.8 MB, free: 13.03 MB / 366.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002246/0.1548, allocations: 104 kB / 492.9 MB, free: 12.93 MB / 366.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002401/0.1572, allocations: 1.187 MB / 494.1 MB, free: 11.68 MB / 366.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 3.399e-05/0.1572, allocations: 4 kB / 494.1 MB, free: 11.68 MB / 366.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001128/0.1574, allocations: 44 kB / 494.2 MB, free: 11.63 MB / 366.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.099e-05/0.1574, allocations: 27.94 kB / 494.2 MB, free: 11.61 MB / 366.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002236/0.1596, allocations: 1.038 MB / 495.2 MB, free: 10.57 MB / 366.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.00646/0.1661, allocations: 4.361 MB / 499.6 MB, free: 6.004 MB / 366.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.002836/0.169, allocations: 1.768 MB / 0.4896 GB, free: 4.027 MB / 366.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0007551/0.1697, allocations: 367.4 kB / 0.4899 GB, free: 3.66 MB / 366.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.000156/0.1699, allocations: 178.7 kB / 0.4901 GB, free: 3.449 MB / 366.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0009487/0.1709, allocations: 0.5514 MB / 0.4907 GB, free: 2.855 MB / 366.1 MB Notification: Performance of pre-optimization done (n=79): time 3.276e-06/0.1709, allocations: 4 kB / 0.4907 GB, free: 2.852 MB / 366.1 MB Notification: Performance of matching and sorting (n=79): time 0.006004/0.1769, allocations: 1.698 MB / 0.4923 GB, free: 1.109 MB / 366.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001302/0.1771, allocations: 281.7 kB / 0.4926 GB, free: 0.7734 MB / 366.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0008437/0.1779, allocations: 0.5614 MB / 0.4931 GB, free: 208 kB / 366.1 MB Notification: Performance of collectPreVariables (initialization): time 6.372e-05/0.178, allocations: 45.7 kB / 0.4932 GB, free: 156 kB / 366.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0003925/0.1784, allocations: 494.6 kB / 0.4936 GB, free: 15.66 MB / 382.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.000232/0.1786, allocations: 248.4 kB / 0.4939 GB, free: 15.41 MB / 382.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003302/0.179, allocations: 210.7 kB / 0.4941 GB, free: 15.2 MB / 382.1 MB Notification: Performance of setup shared object (initialization): time 0.0001676/0.1791, allocations: 382.8 kB / 0.4945 GB, free: 14.82 MB / 382.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007623/0.1799, allocations: 326.4 kB / 0.4948 GB, free: 14.5 MB / 382.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0009226/0.1809, allocations: 0.5682 MB / 0.4953 GB, free: 13.84 MB / 382.1 MB Notification: It was not possible to check the given initialization system for consistency symbolically, because the relevant equations are part of an algebraic loop. This is not supported yet. Notification: Performance of analyzeInitialSystem (initialization): time 0.01848/0.1993, allocations: 3.631 MB / 0.4989 GB, free: 10.04 MB / 382.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.157e-05/0.1994, allocations: 3.938 kB / 0.4989 GB, free: 10.04 MB / 382.1 MB Notification: Performance of matching and sorting (n=133) (initialization): time 0.002823/0.2022, allocations: 1.201 MB / 0.5 GB, free: 8.805 MB / 382.1 MB Notification: Performance of prepare postOptimizeDAE: time 6.906e-05/0.2023, allocations: 89.34 kB / 0.5001 GB, free: 8.699 MB / 382.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.78e-05/0.2023, allocations: 12 kB / 0.5001 GB, free: 8.688 MB / 382.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.0004783/0.2028, allocations: 88.78 kB / 0.5002 GB, free: 8.598 MB / 382.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001157/0.204, allocations: 255.5 kB / 0.5005 GB, free: 8.348 MB / 382.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.00172/0.2057, allocations: 1.581 MB / 0.502 GB, free: 6.625 MB / 382.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001053/0.2068, allocations: 115 kB / 0.5021 GB, free: 6.512 MB / 382.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000113/0.2069, allocations: 56.05 kB / 0.5022 GB, free: 6.457 MB / 382.1 MB Warning: The initial conditions are over specified. The following 1 initial equations are redundant, so they are removed from the initialization system: $PRE.irradiance.daysOfYear = PhotoVoltaics.Functions.dayOfTheYear(31, 12, irradiance.startYear). Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 32 * Number of states: 0 () * Number of discrete variables: 27 (writeCSV.firstTrigger,$PRE.writeCSV.firstTrigger,irradiance.year,$PRE.irradiance.year,mpTracker.signv,$PRE.mpTracker.signv,mpTracker.firstTrigger,$PRE.mpTracker.firstTrigger,mpTracker.counter,$PRE.mpTracker.counter,writeCSV.sampleTrigger,$whenCondition4,mpTracker.sampleTrigger,$whenCondition1,irradiance.localDays,irradiance.daysOfYear,$PRE.irradiance.daysOfYear,irradiance.dayOfYear,$PRE.irradiance.dayOfYear,irradiance.startDayOfYear,$PRE.irradiance.startDayOfYear,mpTracker.vRef,$PRE.mpTracker.vRef,$whenCondition3,$whenCondition2,integrator.local_reset,converter.integrator.local_reset) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (129): * Single equations (assignments): 125 * Array equations: 0 * Algorithm blocks: 3 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 1 system {2} * Without analytic Jacobian (size): 0 systems Notification: Performance of prepare postOptimizeDAE: time 0.0006725/0.2076, allocations: 373.2 kB / 0.5025 GB, free: 6.062 MB / 382.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000209/0.2078, allocations: 83 kB / 0.5026 GB, free: 5.98 MB / 382.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002607/0.2104, allocations: 1.253 MB / 0.5038 GB, free: 4.695 MB / 382.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.508e-06/0.2105, allocations: 8 kB / 0.5038 GB, free: 4.688 MB / 382.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.31e-06/0.2105, allocations: 3.984 kB / 0.5038 GB, free: 4.684 MB / 382.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.047e-05/0.2105, allocations: 3.984 kB / 0.5038 GB, free: 4.68 MB / 382.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.006806/0.2173, allocations: 2.535 MB / 0.5063 GB, free: 2.062 MB / 382.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.348e-06/0.2173, allocations: 8 kB / 0.5063 GB, free: 2.055 MB / 382.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0006121/0.2179, allocations: 131.8 kB / 0.5065 GB, free: 1.926 MB / 382.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.0007961/0.2188, allocations: 338.2 kB / 0.5068 GB, free: 1.586 MB / 382.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 8.949e-05/0.2189, allocations: 31.97 kB / 0.5068 GB, free: 1.555 MB / 382.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001292/0.2202, allocations: 0.8936 MB / 0.5077 GB, free: 0.6289 MB / 382.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.627e-06/0.2202, allocations: 3.938 kB / 0.5077 GB, free: 0.625 MB / 382.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.183/0.4032, allocations: 1.911 MB / 0.5096 GB, free: 46.39 MB / 382.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0004158/0.4037, allocations: 246.2 kB / 0.5098 GB, free: 46.29 MB / 382.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001578/0.4038, allocations: 26.3 kB / 0.5098 GB, free: 46.29 MB / 382.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.000708/0.4045, allocations: 51.75 kB / 0.5099 GB, free: 46.29 MB / 382.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001384/0.4047, allocations: 59.59 kB / 0.5099 GB, free: 46.29 MB / 382.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.595e-05/0.4048, allocations: 40.75 kB / 0.51 GB, free: 46.29 MB / 382.1 MB Notification: Performance of sorting global known variables: time 0.000544/0.4053, allocations: 393.1 kB / 0.5103 GB, free: 46.2 MB / 382.1 MB Notification: Performance of sort global known variables: time 1.1e-07/0.4053, allocations: 0 / 0.5103 GB, free: 46.2 MB / 382.1 MB Notification: Performance of remove unused functions: time 0.001107/0.4064, allocations: 341.1 kB / 0.5107 GB, free: 46.2 MB / 382.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 3 (converter.integrator.y,integrator.y,voltageSource.pin_p.reference.gamma) * Number of discrete variables: 16 ($whenCondition1,$whenCondition2,$whenCondition3,$whenCondition4,mpTracker.firstTrigger,mpTracker.sampleTrigger,mpTracker.counter,mpTracker.signv,mpTracker.vRef,irradiance.startDayOfYear,irradiance.dayOfYear,irradiance.daysOfYear,irradiance.year,irradiance.localDays,writeCSV.sampleTrigger,writeCSV.firstTrigger) * Number of discrete states: 16 (irradiance.daysOfYear,irradiance.year,irradiance.startDayOfYear,$whenCondition3,irradiance.dayOfYear,$whenCondition2,mpTracker.signv,mpTracker.vRef,mpTracker.firstTrigger,mpTracker.counter,$whenCondition1,mpTracker.sampleTrigger,mpTracker.power,writeCSV.firstTrigger,$whenCondition4,writeCSV.sampleTrigger) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (80): * Single equations (assignments): 77 * Array equations: 0 * Algorithm blocks: 2 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,4)} Notification: Performance of Backend phase and start with SimCode phase: time 0.006636/0.4131, allocations: 2.716 MB / 0.5133 GB, free: 45.28 MB / 382.1 MB Notification: Performance of simCode: created initialization part: time 0.002172/0.4153, allocations: 1.159 MB / 0.5144 GB, free: 44.72 MB / 382.1 MB Notification: Performance of simCode: created event and clocks part: time 3.486e-06/0.4153, allocations: 1.219 kB / 0.5144 GB, free: 44.72 MB / 382.1 MB Notification: Performance of simCode: created simulation system equations: time 0.001041/0.4164, allocations: 0.6685 MB / 0.5151 GB, free: 44.35 MB / 382.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0008567/0.4172, allocations: 139.8 kB / 0.5152 GB, free: 44.3 MB / 382.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01146/0.4287, allocations: 7.101 MB / 0.5222 GB, free: 40.38 MB / 382.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0005094/0.4293, allocations: 1.012 MB / 0.5232 GB, free: 39.66 MB / 382.1 MB Notification: Performance of simCode: alias equations: time 0.0005351/0.4298, allocations: 129.4 kB / 0.5233 GB, free: 39.63 MB / 382.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004734/0.4303, allocations: 401.4 kB / 0.5237 GB, free: 39.34 MB / 382.1 MB Notification: Performance of SimCode: time 8.82e-07/0.4303, allocations: 3.609 kB / 0.5237 GB, free: 39.34 MB / 382.1 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.04554/0.4758, allocations: 21.27 MB / 0.5444 GB, free: 24.62 MB / 382.1 MB Notification: Performance of buildModelFMU: Generate platform static: time 12.29/12.77, allocations: 7.875 kB / 0.5444 GB, free: 24.61 MB / 382.1 MB (rm -f PhotoVoltaics_TGM_PhotoVoltaics_TGM.TGM_Comax_Analytical_20160704.pipe ; mkfifo PhotoVoltaics_TGM_PhotoVoltaics_TGM.TGM_Comax_Analytical_20160704.pipe ; head -c 1048576 < PhotoVoltaics_TGM_PhotoVoltaics_TGM.TGM_Comax_Analytical_20160704.pipe >> ../files/PhotoVoltaics_TGM_PhotoVoltaics_TGM.TGM_Comax_Analytical_20160704.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_PhotoVoltaics_TGM_PhotoVoltaics_TGM_TGM_Comax_Analytical_20160704_fmu --startTime=0 --stopTime=86400 --timeout=50 --tolerance=1e-08 PhotoVoltaics_TGM_PhotoVoltaics_TGM_TGM_Comax_Analytical_20160704.fmu > PhotoVoltaics_TGM_PhotoVoltaics_TGM.TGM_Comax_Analytical_20160704.pipe 2>&1)