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 0.03004/0.03004, allocations: 5.396 MB / 21.03 MB, free: 1.586 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.009147/0.009147, allocations: 94.66 kB / 23.03 MB, free: 0.7969 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00129/0.001291, allocations: 203 kB / 25.15 MB, free: 152 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.39/1.39, allocations: 222.9 MB / 250 MB, free: 8.426 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/PhotoVoltaics_TGM 2.0.0/package.mo): time 0.01053/0.01053, allocations: 2.319 MB / 303.7 MB, free: 6.465 MB / 238.1 MB Notification: Performance of FrontEnd - loaded program: time 0.00414/0.00414, allocations: 99.84 kB / 419.1 MB, free: 23 MB / 302.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1083/0.1125, allocations: 51.2 MB / 470.3 MB, free: 3.746 MB / 334.1 MB Notification: Performance of NFInst.instantiate(PhotoVoltaics_TGM.TGM_Trina_Analytical_20160808): time 0.008727/0.1213, allocations: 6.785 MB / 477.1 MB, free: 12.93 MB / 350.1 MB Notification: Performance of NFInst.instExpressions: time 0.00577/0.1271, allocations: 3.127 MB / 480.3 MB, free: 9.789 MB / 350.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.001023/0.1282, allocations: 19.94 kB / 480.3 MB, free: 9.77 MB / 350.1 MB Notification: Performance of NFTyping.typeComponents: time 0.002843/0.131, allocations: 1.108 MB / 481.4 MB, free: 8.66 MB / 350.1 MB Notification: Performance of NFTyping.typeBindings: time 0.002229/0.1333, allocations: 0.8468 MB / 482.2 MB, free: 7.809 MB / 350.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.00174/0.135, allocations: 0.5273 MB / 482.8 MB, free: 7.289 MB / 350.1 MB Notification: Performance of NFFlatten.flatten: time 0.00183/0.1369, allocations: 1.386 MB / 484.1 MB, free: 5.898 MB / 350.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.00154/0.1384, allocations: 1.028 MB / 485.2 MB, free: 4.84 MB / 350.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0006995/0.1391, allocations: 0.5527 MB / 485.7 MB, free: 4.285 MB / 350.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.000951/0.1401, allocations: 0.7237 MB / 486.4 MB, free: 3.559 MB / 350.1 MB Notification: Performance of NFPackage.collectConstants: time 0.000213/0.1403, allocations: 140 kB / 486.6 MB, free: 3.422 MB / 350.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0009682/0.1413, allocations: 439.7 kB / 487 MB, free: 2.992 MB / 350.1 MB Notification: Performance of NFScalarize.scalarize: time 0.000259/0.1416, allocations: 291 kB / 487.3 MB, free: 2.707 MB / 350.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0007212/0.1423, allocations: 0.6298 MB / 487.9 MB, free: 2.074 MB / 350.1 MB Notification: Performance of NFConvertDAE.convert: time 0.002447/0.1448, allocations: 1.755 MB / 489.7 MB, free: 320 kB / 350.1 MB Notification: Performance of FrontEnd - DAE generated: time 4.318e-06/0.1448, allocations: 0 / 489.7 MB, free: 320 kB / 350.1 MB Notification: Performance of FrontEnd: time 1.463e-06/0.1448, allocations: 4 kB / 489.7 MB, free: 316 kB / 350.1 MB Notification: Performance of Transformations before backend: time 2.073e-05/0.1448, allocations: 0 / 489.7 MB, free: 316 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 0.004529/0.1494, allocations: 1.8 MB / 491.5 MB, free: 14.43 MB / 366.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.227e-05/0.1494, allocations: 8.031 kB / 491.5 MB, free: 14.42 MB / 366.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0002122/0.1496, allocations: 160.9 kB / 491.7 MB, free: 14.25 MB / 366.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002202/0.1518, allocations: 375.9 kB / 492 MB, free: 13.89 MB / 366.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001771/0.1536, allocations: 0.7681 MB / 492.8 MB, free: 13.07 MB / 366.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 7.983e-05/0.1537, allocations: 82.06 kB / 492.9 MB, free: 12.99 MB / 366.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001768/0.1539, allocations: 104 kB / 493 MB, free: 12.89 MB / 366.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002252/0.1562, allocations: 1.179 MB / 494.2 MB, free: 11.65 MB / 366.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 3.055e-05/0.1562, allocations: 7.938 kB / 494.2 MB, free: 11.64 MB / 366.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001089/0.1563, allocations: 44 kB / 494.2 MB, free: 11.6 MB / 366.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.737e-05/0.1563, allocations: 24 kB / 494.2 MB, free: 11.58 MB / 366.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002345/0.1587, allocations: 1.042 MB / 495.3 MB, free: 10.54 MB / 366.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.006734/0.1654, allocations: 4.377 MB / 499.6 MB, free: 5.961 MB / 366.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.003204/0.1687, allocations: 1.778 MB / 0.4897 GB, free: 3.977 MB / 366.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0008605/0.1696, allocations: 363.4 kB / 0.49 GB, free: 3.613 MB / 366.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.000207/0.1698, allocations: 170.8 kB / 0.4902 GB, free: 3.41 MB / 366.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.001109/0.1709, allocations: 0.5552 MB / 0.4907 GB, free: 2.812 MB / 366.1 MB Notification: Performance of pre-optimization done (n=79): time 2.305e-06/0.1709, allocations: 0 / 0.4907 GB, free: 2.812 MB / 366.1 MB Notification: Performance of matching and sorting (n=79): time 0.006273/0.1772, allocations: 1.702 MB / 0.4924 GB, free: 1.066 MB / 366.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001697/0.1774, allocations: 285.6 kB / 0.4927 GB, free: 0.7266 MB / 366.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0007635/0.1782, allocations: 0.5576 MB / 0.4932 GB, free: 164 kB / 366.1 MB Notification: Performance of collectPreVariables (initialization): time 6.283e-05/0.1782, allocations: 41.7 kB / 0.4932 GB, free: 116 kB / 366.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0004257/0.1787, allocations: 0.5 MB / 0.4937 GB, free: 15.61 MB / 382.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0002412/0.1789, allocations: 265.8 kB / 0.494 GB, free: 15.34 MB / 382.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003469/0.1793, allocations: 214.8 kB / 0.4942 GB, free: 15.12 MB / 382.1 MB Notification: Performance of setup shared object (initialization): time 0.0002059/0.1795, allocations: 382.8 kB / 0.4946 GB, free: 14.74 MB / 382.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0008073/0.1803, allocations: 326.4 kB / 0.4949 GB, free: 14.43 MB / 382.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001034/0.1813, allocations: 0.5604 MB / 0.4954 GB, free: 13.77 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 0.01841/0.1998, allocations: 3.627 MB / 0.499 GB, free: 9.977 MB / 382.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.266e-05/0.1998, allocations: 7.938 kB / 0.499 GB, free: 9.969 MB / 382.1 MB Notification: Performance of matching and sorting (n=133) (initialization): time 0.003415/0.2032, allocations: 1.206 MB / 0.5001 GB, free: 8.734 MB / 382.1 MB Notification: Performance of prepare postOptimizeDAE: time 0.0001137/0.2034, allocations: 93.09 kB / 0.5002 GB, free: 8.625 MB / 382.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.076e-05/0.2034, allocations: 4 kB / 0.5002 GB, free: 8.621 MB / 382.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.000497/0.2039, allocations: 93.03 kB / 0.5003 GB, free: 8.527 MB / 382.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001185/0.2051, allocations: 251.5 kB / 0.5006 GB, free: 8.281 MB / 382.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001741/0.2069, allocations: 1.593 MB / 0.5021 GB, free: 6.547 MB / 382.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001023/0.2079, allocations: 119.4 kB / 0.5022 GB, free: 6.43 MB / 382.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001406/0.2081, allocations: 51.97 kB / 0.5023 GB, free: 6.379 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 0.0007558/0.2088, allocations: 365.2 kB / 0.5026 GB, free: 5.992 MB / 382.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002998/0.2092, allocations: 91.41 kB / 0.5027 GB, free: 5.902 MB / 382.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002907/0.2121, allocations: 1.253 MB / 0.5039 GB, free: 4.617 MB / 382.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.044e-05/0.2121, allocations: 8 kB / 0.5039 GB, free: 4.609 MB / 382.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.977e-06/0.2121, allocations: 0 / 0.5039 GB, free: 4.609 MB / 382.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.117e-05/0.2121, allocations: 3.984 kB / 0.5039 GB, free: 4.605 MB / 382.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.006908/0.219, allocations: 2.555 MB / 0.5064 GB, free: 1.969 MB / 382.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.214e-06/0.2191, allocations: 0 / 0.5064 GB, free: 1.969 MB / 382.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0006408/0.2197, allocations: 131.8 kB / 0.5066 GB, free: 1.84 MB / 382.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.000853/0.2206, allocations: 334.2 kB / 0.5069 GB, free: 1.504 MB / 382.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001077/0.2207, allocations: 31.97 kB / 0.5069 GB, free: 1.473 MB / 382.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001578/0.2223, allocations: 0.8897 MB / 0.5078 GB, free: 0.5508 MB / 382.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.284e-06/0.2223, allocations: 64 / 0.5078 GB, free: 0.5508 MB / 382.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.1967/0.4191, allocations: 1.921 MB / 0.5097 GB, free: 46.48 MB / 382.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0004893/0.4196, allocations: 243.7 kB / 0.5099 GB, free: 46.38 MB / 382.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001501/0.4198, allocations: 30.23 kB / 0.5099 GB, free: 46.38 MB / 382.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0006444/0.4204, allocations: 57.45 kB / 0.51 GB, free: 46.38 MB / 382.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001464/0.4206, allocations: 62.33 kB / 0.51 GB, free: 46.38 MB / 382.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.066e-05/0.4206, allocations: 39.94 kB / 0.5101 GB, free: 46.38 MB / 382.1 MB Notification: Performance of sorting global known variables: time 0.0005278/0.4212, allocations: 389.7 kB / 0.5104 GB, free: 46.29 MB / 382.1 MB Notification: Performance of sort global known variables: time 2.4e-07/0.4212, allocations: 1.156 kB / 0.5104 GB, free: 46.29 MB / 382.1 MB Notification: Performance of remove unused functions: time 0.001011/0.4222, allocations: 344.3 kB / 0.5108 GB, free: 46.29 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 0.006393/0.4286, allocations: 2.719 MB / 0.5134 GB, free: 45.33 MB / 382.1 MB Notification: Performance of simCode: created initialization part: time 0.002834/0.4315, allocations: 1.162 MB / 0.5146 GB, free: 44.77 MB / 382.1 MB Notification: Performance of simCode: created event and clocks part: time 3.447e-06/0.4315, allocations: 0 / 0.5146 GB, free: 44.77 MB / 382.1 MB Notification: Performance of simCode: created simulation system equations: time 0.001005/0.4325, allocations: 0.6703 MB / 0.5152 GB, free: 44.4 MB / 382.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0008942/0.4334, allocations: 140.4 kB / 0.5154 GB, free: 44.35 MB / 382.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01144/0.4448, allocations: 7.141 MB / 0.5223 GB, free: 40.39 MB / 382.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0005551/0.4454, allocations: 1.019 MB / 0.5233 GB, free: 39.67 MB / 382.1 MB Notification: Performance of simCode: alias equations: time 0.0004997/0.446, allocations: 129 kB / 0.5234 GB, free: 39.64 MB / 382.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004656/0.4464, allocations: 400.5 kB / 0.5238 GB, free: 39.35 MB / 382.1 MB Notification: Performance of SimCode: time 7.01e-07/0.4464, allocations: 1.375 kB / 0.5238 GB, free: 39.35 MB / 382.1 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.04551/0.492, allocations: 20.87 MB / 0.5442 GB, free: 24.92 MB / 382.1 MB Notification: Performance of buildModelFMU: Generate platform static: time 13.02/13.51, allocations: 6.875 kB / 0.5442 GB, free: 24.91 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 & python3 -m fmpy simulate --output-file PhotoVoltaics_TGM_PhotoVoltaics_TGM.TGM_Trina_Analytical_20160808_res.csv --start-time 0 --stop-time 86400 --timeout 50 --relative-tolerance 1e-08 --interface-type ModelExchange --solver CVode --output-interval 60 PhotoVoltaics_TGM_PhotoVoltaics_TGM_TGM_Trina_Analytical_20160808.fmu > PhotoVoltaics_TGM_PhotoVoltaics_TGM.TGM_Trina_Analytical_20160808.pipe 2>&1)