Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr PowerSysPro_PowerSysPro.Examples.LargerNetwork.conf.json 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/PowerSysPro 2.3.1-master/package.mo", uses=false) Using package PowerSysPro with version 2.3.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/PowerSysPro 2.3.1-master/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) Running command: "" <> buildModelFMU(PowerSysPro.Examples.LargerNetwork,fileNamePrefix="PowerSysPro_PowerSysPro_Examples_LargerNetwork",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(PowerSysPro.Examples.LargerNetwork,fileNamePrefix="PowerSysPro_PowerSysPro_Examples_LargerNetwork",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001303/0.001303, allocations: 104.8 kB / 16.45 MB, free: 6.441 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0009618/0.0009619, allocations: 189.5 kB / 17.39 MB, free: 5.691 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.302/1.302, allocations: 222.9 MB / 241.1 MB, free: 15.15 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/PowerSysPro 2.3.1-master/package.mo): time 0.04638/0.04638, allocations: 8.092 MB / 299.3 MB, free: 6.66 MB / 238.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001275/0.001275, allocations: 71.89 kB / 414 MB, free: 22.17 MB / 302.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.0913/0.09259, allocations: 51.51 MB / 465.6 MB, free: 2.617 MB / 334.1 MB Notification: Performance of NFInst.instantiate(PowerSysPro.Examples.LargerNetwork): time 0.01414/0.1068, allocations: 14.71 MB / 480.3 MB, free: 3.852 MB / 350.1 MB Notification: Performance of NFInst.instExpressions: time 0.007905/0.1147, allocations: 3.957 MB / 484.2 MB, free: 15.87 MB / 366.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.002624/0.1174, allocations: 44 kB / 484.3 MB, free: 15.82 MB / 366.1 MB Notification: Performance of NFTyping.typeComponents: time 0.002432/0.1199, allocations: 0.6941 MB / 485 MB, free: 15.12 MB / 366.1 MB Notification: Performance of NFTyping.typeBindings: time 0.00569/0.1256, allocations: 1.626 MB / 486.6 MB, free: 13.49 MB / 366.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.005034/0.1307, allocations: 2.156 MB / 488.8 MB, free: 11.36 MB / 366.1 MB Notification: Performance of NFFlatten.flatten: time 0.005541/0.1362, allocations: 3.634 MB / 492.4 MB, free: 7.707 MB / 366.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.00207/0.1383, allocations: 1.181 MB / 493.6 MB, free: 6.473 MB / 366.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.002218/0.1405, allocations: 1.51 MB / 495.1 MB, free: 4.957 MB / 366.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.002319/0.1429, allocations: 1.895 MB / 497 MB, free: 3.055 MB / 366.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0005836/0.1435, allocations: 303.9 kB / 497.3 MB, free: 2.758 MB / 366.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.001261/0.1447, allocations: 0.5545 MB / 497.8 MB, free: 2.203 MB / 366.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0005481/0.1453, allocations: 0.7471 MB / 498.6 MB, free: 1.453 MB / 366.1 MB Notification: Performance of NFVerifyModel.verify: time 0.001621/0.1469, allocations: 1.683 MB / 0.4885 GB, free: 15.76 MB / 382.1 MB Notification: Performance of NFConvertDAE.convert: time 0.003832/0.1508, allocations: 3.644 MB / 0.4921 GB, free: 12.11 MB / 382.1 MB Notification: Performance of FrontEnd - DAE generated: time 5e-06/0.1508, allocations: 4 kB / 0.4921 GB, free: 12.1 MB / 382.1 MB Notification: Performance of FrontEnd: time 2.655e-06/0.1508, allocations: 0 / 0.4921 GB, free: 12.1 MB / 382.1 MB Notification: Performance of Transformations before backend: time 6.312e-05/0.1509, allocations: 3.938 kB / 0.4921 GB, free: 12.1 MB / 382.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 598 * Number of variables: 598 Notification: Performance of Generate backend data structure: time 0.03223/0.1831, allocations: 8.177 MB / 0.5001 GB, free: 3.84 MB / 382.1 MB Notification: Performance of prepare preOptimizeDAE: time 5.172e-05/0.1832, allocations: 15.83 kB / 0.5001 GB, free: 3.824 MB / 382.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0004516/0.1836, allocations: 357.3 kB / 0.5004 GB, free: 3.465 MB / 382.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0007594/0.1844, allocations: 380.8 kB / 0.5008 GB, free: 3.09 MB / 382.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0024/0.1868, allocations: 1.539 MB / 0.5023 GB, free: 1.504 MB / 382.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003659/0.1872, allocations: 0.7503 MB / 0.503 GB, free: 0.6289 MB / 382.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003758/0.1876, allocations: 268.4 kB / 0.5033 GB, free: 376 kB / 382.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.2295/0.4171, allocations: 3.778 MB / 0.507 GB, free: 40.16 MB / 382.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 4.361e-05/0.4172, allocations: 4.359 kB / 0.507 GB, free: 40.16 MB / 382.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002884/0.4175, allocations: 112.1 kB / 0.5071 GB, free: 40.08 MB / 382.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.235e-05/0.4176, allocations: 60.97 kB / 0.5072 GB, free: 40.08 MB / 382.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.005478/0.423, allocations: 3.588 MB / 0.5107 GB, free: 38.56 MB / 382.1 MB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01926/0.4423, allocations: 14.05 MB / 0.5244 GB, free: 29.29 MB / 382.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.006669/0.449, allocations: 7.582 MB / 0.5318 GB, free: 24.05 MB / 382.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.00366/0.4527, allocations: 2.825 MB / 0.5345 GB, free: 22.5 MB / 382.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0003644/0.4531, allocations: 97.7 kB / 0.5346 GB, free: 22.47 MB / 382.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.003911/0.457, allocations: 3.019 MB / 0.5376 GB, free: 20.68 MB / 382.1 MB Notification: Performance of pre-optimization done (n=453): time 6.272e-06/0.457, allocations: 0 / 0.5376 GB, free: 20.68 MB / 382.1 MB Notification: Performance of matching and sorting (n=453): time 0.01122/0.4682, allocations: 9.04 MB / 0.5464 GB, free: 13.76 MB / 382.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 6.556e-05/0.4683, allocations: 180.1 kB / 0.5466 GB, free: 13.55 MB / 382.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001643/0.47, allocations: 1.472 MB / 0.548 GB, free: 12.1 MB / 382.1 MB Notification: Performance of collectPreVariables (initialization): time 0.0003843/0.4704, allocations: 141.7 kB / 0.5482 GB, free: 11.96 MB / 382.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0004034/0.4708, allocations: 0.8425 MB / 0.549 GB, free: 11.14 MB / 382.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0007853/0.4716, allocations: 1.441 MB / 0.5504 GB, free: 9.715 MB / 382.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.00103/0.4726, allocations: 0.7463 MB / 0.5511 GB, free: 8.957 MB / 382.1 MB Notification: Performance of setup shared object (initialization): time 3.756e-05/0.4727, allocations: 313 kB / 0.5514 GB, free: 8.648 MB / 382.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.002833/0.4755, allocations: 2.446 MB / 0.5538 GB, free: 6.195 MB / 382.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.003016/0.4785, allocations: 2.761 MB / 0.5565 GB, free: 3.398 MB / 382.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.006545/0.4851, allocations: 5.306 MB / 0.5617 GB, free: 14.02 MB / 398.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 8.586e-06/0.4851, allocations: 0 / 0.5617 GB, free: 14.02 MB / 398.1 MB Notification: Performance of matching and sorting (n=590) (initialization): time 0.01231/0.4974, allocations: 7.904 MB / 0.5694 GB, free: 6.027 MB / 398.1 MB Notification: Performance of prepare postOptimizeDAE: time 3.133e-05/0.4975, allocations: 8 kB / 0.5694 GB, free: 6.02 MB / 398.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.46e-05/0.4975, allocations: 3.938 kB / 0.5694 GB, free: 6.016 MB / 398.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.04112/0.5386, allocations: 21.49 MB / 0.5904 GB, free: 0.5234 MB / 414.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002533/0.5412, allocations: 0.5383 MB / 0.5909 GB, free: 15.98 MB / 430.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01596/0.5572, allocations: 6.864 MB / 0.5976 GB, free: 9.078 MB / 430.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003595/0.5608, allocations: 407.8 kB / 0.598 GB, free: 8.676 MB / 430.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000671/0.5615, allocations: 152 kB / 0.5982 GB, free: 8.527 MB / 430.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 60 (b61106.degradedMode,$PRE.b61106.degradedMode,b87656.degradedMode,$PRE.b87656.degradedMode,b56131.degradedMode,$PRE.b56131.degradedMode,b61275.degradedMode,$PRE.b61275.degradedMode,b61273.degradedMode,$PRE.b61273.degradedMode,b61274.degradedMode,$PRE.b61274.degradedMode,b61089.degradedMode,$PRE.b61089.degradedMode,b61227.degradedMode,$PRE.b61227.degradedMode,b11403.degradedMode,$PRE.b11403.degradedMode,b11407.degradedMode,$PRE.b11407.degradedMode,b61254.degradedMode,$PRE.b61254.degradedMode,b61260.degradedMode,$PRE.b61260.degradedMode,b11465.degradedMode,$PRE.b11465.degradedMode,b87694.degradedMode,$PRE.b87694.degradedMode,b61121.degradedMode,$PRE.b61121.degradedMode,b61232.degradedMode,$PRE.b61232.degradedMode,b11480.degradedMode,$PRE.b11480.degradedMode,b61256.degradedMode,$PRE.b61256.degradedMode,b11458.degradedMode,$PRE.b11458.degradedMode,b61280.degradedMode,$PRE.b61280.degradedMode,$whenCondition1,$whenCondition2,$whenCondition3,$whenCondition4,$whenCondition5,$whenCondition6,$whenCondition7,$whenCondition8,$whenCondition9,$whenCondition10,$whenCondition11,$whenCondition12,$whenCondition13,$whenCondition14,$whenCondition15,$whenCondition16,$whenCondition17,$whenCondition18,$whenCondition19,$whenCondition20) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (375): * Single equations (assignments): 374 * Array equations: 0 * Algorithm blocks: 0 * 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 {(79,137)} Notification: Performance of prepare postOptimizeDAE: time 0.001864/0.5634, allocations: 0.5376 MB / 0.5987 GB, free: 7.98 MB / 430.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001058/0.5645, allocations: 300.4 kB / 0.599 GB, free: 7.684 MB / 430.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01369/0.5782, allocations: 7.782 MB / 0.6066 GB, free: 15.89 MB / 446.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.89e-05/0.5783, allocations: 48 kB / 0.6066 GB, free: 15.84 MB / 446.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.132e-05/0.5783, allocations: 0 / 0.6066 GB, free: 15.84 MB / 446.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.009e-05/0.5783, allocations: 25.97 kB / 0.6066 GB, free: 15.82 MB / 446.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.03126/0.6096, allocations: 12.48 MB / 0.6188 GB, free: 3.363 MB / 446.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.97e-05/0.6097, allocations: 0 / 0.6188 GB, free: 3.363 MB / 446.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001785/0.6115, allocations: 407.4 kB / 0.6192 GB, free: 2.965 MB / 446.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.03193/0.6434, allocations: 10.11 MB / 0.6291 GB, free: 8.848 MB / 462.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.001061/0.6445, allocations: 99.97 kB / 0.6292 GB, free: 8.75 MB / 462.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01541/0.66, allocations: 7.038 MB / 0.6361 GB, free: 1.68 MB / 462.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.665e-06/0.66, allocations: 0 / 0.6361 GB, free: 1.68 MB / 462.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01411/0.6741, allocations: 7.653 MB / 0.6435 GB, free: 10 MB / 478.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.001851/0.676, allocations: 0.9529 MB / 0.6445 GB, free: 9.027 MB / 478.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005896/0.6766, allocations: 87.94 kB / 0.6445 GB, free: 8.941 MB / 478.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003384/0.68, allocations: 264.5 kB / 0.6448 GB, free: 8.688 MB / 478.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0008253/0.6808, allocations: 303.5 kB / 0.6451 GB, free: 8.391 MB / 478.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0004527/0.6813, allocations: 152 kB / 0.6452 GB, free: 8.242 MB / 478.1 MB Notification: Performance of sorting global known variables: time 0.001638/0.683, allocations: 0.9308 MB / 0.6461 GB, free: 7.32 MB / 478.1 MB Notification: Performance of sort global known variables: time 2.61e-07/0.683, allocations: 0 / 0.6461 GB, free: 7.32 MB / 478.1 MB Notification: Performance of remove unused functions: time 0.002344/0.6853, allocations: 1.058 MB / 0.6472 GB, free: 6.262 MB / 478.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 40 ($whenCondition20,$whenCondition19,$whenCondition18,$whenCondition17,$whenCondition16,$whenCondition15,$whenCondition14,$whenCondition13,$whenCondition12,$whenCondition11,$whenCondition10,$whenCondition9,$whenCondition8,$whenCondition7,$whenCondition6,$whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,b61280.degradedMode,b11458.degradedMode,b61256.degradedMode,b11480.degradedMode,b61232.degradedMode,b61121.degradedMode,b87694.degradedMode,b11465.degradedMode,b61260.degradedMode,b61254.degradedMode,b11407.degradedMode,b11403.degradedMode,b61227.degradedMode,b61089.degradedMode,b61274.degradedMode,b61273.degradedMode,b61275.degradedMode,b56131.degradedMode,b87656.degradedMode,b61106.degradedMode) * Number of discrete states: 20 (b61089.degradedMode,b11407.degradedMode,b11403.degradedMode,b61275.degradedMode,b61273.degradedMode,b61254.degradedMode,b61274.degradedMode,b61260.degradedMode,b11465.degradedMode,b61227.degradedMode,b87656.degradedMode,b56131.degradedMode,b61256.degradedMode,b11480.degradedMode,b87694.degradedMode,b61232.degradedMode,b11458.degradedMode,b61121.degradedMode,b61280.degradedMode,b61106.degradedMode) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (270): * Single equations (assignments): 269 * Array equations: 0 * Algorithm blocks: 0 * 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 {(80,156)} Notification: Performance of Backend phase and start with SimCode phase: time 0.01366/0.699, allocations: 8.404 MB / 0.6554 GB, free: 13.83 MB / 494.1 MB Notification: Performance of simCode: created initialization part: time 0.01623/0.7153, allocations: 7.056 MB / 0.6623 GB, free: 6.781 MB / 494.1 MB Notification: Performance of simCode: created event and clocks part: time 1.608e-05/0.7153, allocations: 11 kB / 0.6623 GB, free: 6.766 MB / 494.1 MB Notification: Performance of simCode: created simulation system equations: time 0.01206/0.7274, allocations: 4.17 MB / 0.6664 GB, free: 2.617 MB / 494.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003106/0.7305, allocations: 386.5 kB / 0.6667 GB, free: 2.246 MB / 494.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.06279/0.7933, allocations: 32.82 MB / 0.6988 GB, free: 1.219 MB / 0.5137 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.2122/1.006, allocations: 1.724 MB / 0.7005 GB, free: 177.7 MB / 0.5137 GB Notification: Performance of simCode: alias equations: time 0.001405/1.007, allocations: 335 kB / 0.7008 GB, free: 177.7 MB / 0.5137 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001308/1.008, allocations: 1.146 MB / 0.7019 GB, free: 177.6 MB / 0.5137 GB Notification: Performance of SimCode: time 6.91e-07/1.008, allocations: 1.031 kB / 0.7019 GB, free: 177.6 MB / 0.5137 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.1304/1.139, allocations: 98.96 MB / 0.7985 GB, free: 98.34 MB / 0.5137 GB Notification: Performance of buildModelFMU: Generate platform static: time 16.44/17.58, allocations: 24.47 kB / 0.7986 GB, free: 98.33 MB / 0.5137 GB (rm -f PowerSysPro_PowerSysPro.Examples.LargerNetwork.pipe ; mkfifo PowerSysPro_PowerSysPro.Examples.LargerNetwork.pipe ; head -c 1048576 < PowerSysPro_PowerSysPro.Examples.LargerNetwork.pipe >> ../files/PowerSysPro_PowerSysPro.Examples.LargerNetwork.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_PowerSysPro_PowerSysPro_Examples_LargerNetwork_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 PowerSysPro_PowerSysPro_Examples_LargerNetwork.fmu > PowerSysPro_PowerSysPro.Examples.LargerNetwork.pipe 2>&1)