Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr PhotoVoltaics_TGM_PhotoVoltaics_TGM.TGM_Trina_Analytical_20160808.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_Trina_Analytical_20160808,fileNamePrefix="PhotoVoltaics_TGM_PhotoVoltaics_TGM_TGM_Trina_Analytical_20160808",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(PhotoVoltaics_TGM.TGM_Trina_Analytical_20160808,fileNamePrefix="PhotoVoltaics_TGM_PhotoVoltaics_TGM_TGM_Trina_Analytical_20160808",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 0.03396/0.03396, allocations: 5.395 MB / 21.03 MB, free: 1.625 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.005993/0.005993, allocations: 95.67 kB / 23.03 MB, free: 0.793 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001264/0.001264, allocations: 196 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 1.285/1.285, allocations: 222.9 MB / 250 MB, free: 8.414 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/PhotoVoltaics_TGM 2.0.0/package.mo): time 0.009277/0.009277, allocations: 2.332 MB / 303.7 MB, free: 6.438 MB / 238.1 MB Notification: Performance of FrontEnd - loaded program: time 0.002505/0.002505, allocations: 95.84 kB / 419.1 MB, free: 22.96 MB / 302.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.07656/0.07907, allocations: 51.21 MB / 470.3 MB, free: 3.715 MB / 334.1 MB Notification: Performance of NFInst.instantiate(PhotoVoltaics_TGM.TGM_Trina_Analytical_20160808): time 0.007873/0.08698, allocations: 6.787 MB / 477.1 MB, free: 12.89 MB / 350.1 MB Notification: Performance of NFInst.instExpressions: time 0.004317/0.09132, allocations: 3.127 MB / 480.3 MB, free: 9.758 MB / 350.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0002907/0.09162, allocations: 23.94 kB / 480.3 MB, free: 9.734 MB / 350.1 MB Notification: Performance of NFTyping.typeComponents: time 0.00229/0.09392, allocations: 1.096 MB / 481.4 MB, free: 8.633 MB / 350.1 MB Notification: Performance of NFTyping.typeBindings: time 0.001547/0.09548, allocations: 0.8506 MB / 482.2 MB, free: 7.777 MB / 350.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.001238/0.09673, allocations: 0.5218 MB / 482.8 MB, free: 7.258 MB / 350.1 MB Notification: Performance of NFFlatten.flatten: time 0.001286/0.09802, allocations: 1.386 MB / 484.1 MB, free: 5.867 MB / 350.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.001327/0.09935, allocations: 1.032 MB / 485.2 MB, free: 4.805 MB / 350.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0005715/0.09994, allocations: 0.5527 MB / 485.7 MB, free: 4.25 MB / 350.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0008542/0.1008, allocations: 0.7198 MB / 486.4 MB, free: 3.527 MB / 350.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0001775/0.101, allocations: 143.9 kB / 486.6 MB, free: 3.387 MB / 350.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0006592/0.1017, allocations: 439.7 kB / 487 MB, free: 2.957 MB / 350.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0002409/0.1019, allocations: 291 kB / 487.3 MB, free: 2.672 MB / 350.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0005772/0.1025, allocations: 0.6298 MB / 487.9 MB, free: 2.039 MB / 350.1 MB Notification: Performance of NFConvertDAE.convert: time 0.001802/0.1043, allocations: 1.751 MB / 489.7 MB, free: 288 kB / 350.1 MB Notification: Performance of FrontEnd - DAE generated: time 2.865e-06/0.1043, allocations: 4 kB / 489.7 MB, free: 284 kB / 350.1 MB Notification: Performance of FrontEnd: time 1.112e-06/0.1043, allocations: 0 / 489.7 MB, free: 284 kB / 350.1 MB Notification: Performance of Transformations before backend: time 1.107e-05/0.1043, allocations: 0 / 489.7 MB, free: 284 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 0.003996/0.1083, allocations: 1.8 MB / 491.5 MB, free: 14.4 MB / 366.1 MB Notification: Performance of prepare preOptimizeDAE: time 3.149e-05/0.1084, allocations: 8.031 kB / 491.5 MB, free: 14.39 MB / 366.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001872/0.1086, allocations: 160.9 kB / 491.6 MB, free: 14.22 MB / 366.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002028/0.1106, allocations: 383.8 kB / 492 MB, free: 13.85 MB / 366.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00152/0.1121, allocations: 0.7681 MB / 492.8 MB, free: 13.04 MB / 366.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 7.713e-05/0.1122, allocations: 78.06 kB / 492.9 MB, free: 12.96 MB / 366.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001572/0.1124, allocations: 108 kB / 493 MB, free: 12.86 MB / 366.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002037/0.1144, allocations: 1.172 MB / 494.1 MB, free: 11.62 MB / 366.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 2.762e-05/0.1145, allocations: 7.984 kB / 494.2 MB, free: 11.62 MB / 366.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001071/0.1146, allocations: 44 kB / 494.2 MB, free: 11.57 MB / 366.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.3e-05/0.1146, allocations: 28 kB / 494.2 MB, free: 11.55 MB / 366.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.00225/0.1169, allocations: 1.041 MB / 495.3 MB, free: 10.51 MB / 366.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.00618/0.1231, allocations: 4.381 MB / 499.6 MB, free: 5.926 MB / 366.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.00295/0.126, allocations: 1.776 MB / 0.4897 GB, free: 3.941 MB / 366.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0007474/0.1268, allocations: 367.4 kB / 0.49 GB, free: 3.574 MB / 366.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0001709/0.127, allocations: 170.8 kB / 0.4902 GB, free: 3.371 MB / 366.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0009795/0.128, allocations: 0.5552 MB / 0.4907 GB, free: 2.773 MB / 366.1 MB Notification: Performance of pre-optimization done (n=79): time 1.954e-06/0.128, allocations: 0 / 0.4907 GB, free: 2.773 MB / 366.1 MB Notification: Performance of matching and sorting (n=79): time 0.005794/0.1338, allocations: 1.702 MB / 0.4924 GB, free: 1.027 MB / 366.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001687/0.1339, allocations: 285.6 kB / 0.4927 GB, free: 0.6875 MB / 366.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0006509/0.1346, allocations: 0.5537 MB / 0.4932 GB, free: 128 kB / 366.1 MB Notification: Performance of collectPreVariables (initialization): time 5.556e-05/0.1347, allocations: 45.7 kB / 0.4932 GB, free: 76 kB / 366.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0004103/0.1351, allocations: 0.4961 MB / 0.4937 GB, free: 15.57 MB / 382.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0002649/0.1354, allocations: 269.8 kB / 0.494 GB, free: 15.3 MB / 382.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003146/0.1357, allocations: 214.8 kB / 0.4942 GB, free: 15.09 MB / 382.1 MB Notification: Performance of setup shared object (initialization): time 0.000196/0.1359, allocations: 382.8 kB / 0.4946 GB, free: 14.7 MB / 382.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007556/0.1366, allocations: 322.4 kB / 0.4949 GB, free: 14.39 MB / 382.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0009908/0.1376, allocations: 0.5643 MB / 0.4954 GB, free: 13.73 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 0.01688/0.1545, allocations: 3.627 MB / 0.499 GB, free: 9.938 MB / 382.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.815e-06/0.1546, allocations: 7.938 kB / 0.499 GB, free: 9.93 MB / 382.1 MB Notification: Performance of matching and sorting (n=133) (initialization): time 0.002521/0.1571, allocations: 1.202 MB / 0.5001 GB, free: 8.699 MB / 382.1 MB Notification: Performance of prepare postOptimizeDAE: time 6.948e-05/0.1572, allocations: 97.09 kB / 0.5002 GB, free: 8.586 MB / 382.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.169e-05/0.1572, allocations: 8 kB / 0.5002 GB, free: 8.578 MB / 382.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.0004318/0.1576, allocations: 85.03 kB / 0.5003 GB, free: 8.492 MB / 382.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001043/0.1587, allocations: 255.5 kB / 0.5006 GB, free: 8.242 MB / 382.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001561/0.1602, allocations: 1.589 MB / 0.5021 GB, free: 6.512 MB / 382.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007407/0.161, allocations: 119.3 kB / 0.5022 GB, free: 6.395 MB / 382.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.147e-05/0.1611, allocations: 55.97 kB / 0.5023 GB, free: 6.34 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 0.0004372/0.1615, allocations: 365.3 kB / 0.5026 GB, free: 5.953 MB / 382.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001451/0.1617, allocations: 87.42 kB / 0.5027 GB, free: 5.867 MB / 382.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002659/0.1644, allocations: 1.257 MB / 0.5039 GB, free: 4.578 MB / 382.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.095e-06/0.1644, allocations: 8 kB / 0.5039 GB, free: 4.57 MB / 382.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.535e-06/0.1644, allocations: 0 / 0.5039 GB, free: 4.57 MB / 382.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.252e-05/0.1644, allocations: 7.984 kB / 0.504 GB, free: 4.562 MB / 382.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.006265/0.1707, allocations: 2.543 MB / 0.5064 GB, free: 1.938 MB / 382.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.196e-06/0.1707, allocations: 0 / 0.5064 GB, free: 1.938 MB / 382.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0006174/0.1713, allocations: 143.8 kB / 0.5066 GB, free: 1.797 MB / 382.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.0007631/0.1721, allocations: 326.2 kB / 0.5069 GB, free: 1.469 MB / 382.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 6.956e-05/0.1722, allocations: 35.97 kB / 0.5069 GB, free: 1.434 MB / 382.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001295/0.1735, allocations: 0.8858 MB / 0.5078 GB, free: 0.5156 MB / 382.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.363e-06/0.1735, allocations: 0 / 0.5078 GB, free: 0.5156 MB / 382.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.1538/0.3273, allocations: 1.923 MB / 0.5097 GB, free: 46.44 MB / 382.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.000393/0.3277, allocations: 241.6 kB / 0.5099 GB, free: 46.35 MB / 382.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000182/0.3279, allocations: 32.23 kB / 0.5099 GB, free: 46.35 MB / 382.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0007318/0.3287, allocations: 55.3 kB / 0.51 GB, free: 46.35 MB / 382.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001517/0.3288, allocations: 61.45 kB / 0.51 GB, free: 46.35 MB / 382.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.679e-05/0.3289, allocations: 36.52 kB / 0.5101 GB, free: 46.35 MB / 382.1 MB Notification: Performance of sorting global known variables: time 0.0005384/0.3295, allocations: 392.8 kB / 0.5104 GB, free: 46.26 MB / 382.1 MB Notification: Performance of sort global known variables: time 2.1e-07/0.3295, allocations: 2 kB / 0.5104 GB, free: 46.26 MB / 382.1 MB Notification: Performance of remove unused functions: time 0.001011/0.3305, allocations: 343.4 kB / 0.5108 GB, free: 46.26 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 0.006674/0.3372, allocations: 2.718 MB / 0.5134 GB, free: 45.27 MB / 382.1 MB Notification: Performance of simCode: created initialization part: time 0.00219/0.3394, allocations: 1.163 MB / 0.5146 GB, free: 44.7 MB / 382.1 MB Notification: Performance of simCode: created event and clocks part: time 3.106e-06/0.3394, allocations: 0 / 0.5146 GB, free: 44.7 MB / 382.1 MB Notification: Performance of simCode: created simulation system equations: time 0.001032/0.3404, allocations: 0.6731 MB / 0.5152 GB, free: 44.33 MB / 382.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0008005/0.3412, allocations: 147.9 kB / 0.5154 GB, free: 44.28 MB / 382.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0114/0.3526, allocations: 7.135 MB / 0.5223 GB, free: 40.32 MB / 382.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004662/0.3531, allocations: 1.011 MB / 0.5233 GB, free: 39.61 MB / 382.1 MB Notification: Performance of simCode: alias equations: time 0.0004792/0.3536, allocations: 131.3 kB / 0.5234 GB, free: 39.57 MB / 382.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004834/0.3541, allocations: 401.1 kB / 0.5238 GB, free: 39.28 MB / 382.1 MB Notification: Performance of SimCode: time 4.01e-07/0.3541, allocations: 4.734 kB / 0.5238 GB, free: 39.28 MB / 382.1 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.348/0.7021, allocations: 20.87 MB / 0.5442 GB, free: 24.85 MB / 382.1 MB Notification: Performance of buildModelFMU: Generate platform static: time 12.73/13.43, allocations: 10.5 kB / 0.5442 GB, free: 24.84 MB / 382.1 MB (rm -f PhotoVoltaics_TGM_PhotoVoltaics_TGM.TGM_Trina_Analytical_20160808.pipe ; mkfifo PhotoVoltaics_TGM_PhotoVoltaics_TGM.TGM_Trina_Analytical_20160808.pipe ; head -c 1048576 < PhotoVoltaics_TGM_PhotoVoltaics_TGM.TGM_Trina_Analytical_20160808.pipe >> ../files/PhotoVoltaics_TGM_PhotoVoltaics_TGM.TGM_Trina_Analytical_20160808.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_PhotoVoltaics_TGM_PhotoVoltaics_TGM_TGM_Trina_Analytical_20160808_fmu --startTime=0 --stopTime=86400 --timeout=50 --tolerance=1e-08 PhotoVoltaics_TGM_PhotoVoltaics_TGM_TGM_Trina_Analytical_20160808.fmu > PhotoVoltaics_TGM_PhotoVoltaics_TGM.TGM_Trina_Analytical_20160808.pipe 2>&1)