Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BLDC_BLDC.Examples.DemoBLDCVoltages.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/BLDC 1.9.0/package.mo", uses=false) Using package BLDC with version 1.9.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BLDC 1.9.0/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) Running command: translateModel(BLDC.Examples.DemoBLDCVoltages,tolerance=1e-06,outputFormat="empty",numberOfIntervals=199998,variableFilter="",fileNamePrefix="BLDC_BLDC.Examples.DemoBLDCVoltages") translateModel(BLDC.Examples.DemoBLDCVoltages,tolerance=1e-06,outputFormat="empty",numberOfIntervals=199998,variableFilter="",fileNamePrefix="BLDC_BLDC.Examples.DemoBLDCVoltages") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001445/0.001445, allocations: 106.7 kB / 16.41 MB, free: 6.473 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001738/0.001738, allocations: 187 kB / 17.34 MB, free: 5.754 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.506/1.506, allocations: 222.9 MB / 241 MB, free: 15.16 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BLDC 1.9.0/package.mo): time 0.01253/0.01253, allocations: 2.593 MB / 293.8 MB, free: 12.19 MB / 238.1 MB Notification: Performance of FrontEnd - loaded program: time 0.00168/0.00168, allocations: 99.83 kB / 406 MB, free: 29.54 MB / 302.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.08664/0.08833, allocations: 50.02 MB / 456 MB, free: 11.47 MB / 334.1 MB Notification: Performance of NFInst.instantiate(BLDC.Examples.DemoBLDCVoltages): time 0.007175/0.09555, allocations: 5.679 MB / 461.7 MB, free: 5.766 MB / 334.1 MB Notification: Performance of NFInst.instExpressions: time 0.003643/0.09923, allocations: 1.913 MB / 463.6 MB, free: 3.848 MB / 334.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0005024/0.09976, allocations: 39.75 kB / 463.7 MB, free: 3.809 MB / 334.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0005878/0.1004, allocations: 273.9 kB / 463.9 MB, free: 3.539 MB / 334.1 MB Notification: Performance of NFTyping.typeBindings: time 0.001809/0.1022, allocations: 0.7382 MB / 464.7 MB, free: 2.801 MB / 334.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.0005339/0.1028, allocations: 291.6 kB / 465 MB, free: 2.516 MB / 334.1 MB Notification: Performance of NFFlatten.flatten: time 0.003479/0.1063, allocations: 3.162 MB / 468.1 MB, free: 15.34 MB / 350.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.00286/0.1091, allocations: 2.494 MB / 470.6 MB, free: 12.79 MB / 350.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.002169/0.1113, allocations: 1.402 MB / 472 MB, free: 11.38 MB / 350.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.002777/0.1141, allocations: 1.647 MB / 473.7 MB, free: 9.727 MB / 350.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0007215/0.1149, allocations: 388 kB / 474 MB, free: 9.348 MB / 350.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.001072/0.116, allocations: 467.9 kB / 474.5 MB, free: 8.891 MB / 350.1 MB Notification: Performance of NFScalarize.scalarize: time 0.001165/0.1172, allocations: 1.079 MB / 475.6 MB, free: 7.809 MB / 350.1 MB Notification: Performance of NFVerifyModel.verify: time 0.002641/0.1198, allocations: 1.688 MB / 477.3 MB, free: 6.113 MB / 350.1 MB Notification: Performance of NFConvertDAE.convert: time 0.005612/0.1254, allocations: 5.04 MB / 482.3 MB, free: 1.059 MB / 350.1 MB Notification: Performance of FrontEnd - DAE generated: time 5.851e-06/0.1255, allocations: 0 / 482.3 MB, free: 1.059 MB / 350.1 MB Notification: Performance of FrontEnd: time 1.994e-06/0.1255, allocations: 0 / 482.3 MB, free: 1.059 MB / 350.1 MB Notification: Performance of Transformations before backend: time 0.0001548/0.1257, allocations: 0 / 482.3 MB, free: 1.059 MB / 350.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 627 * Number of variables: 627 Notification: Performance of Generate backend data structure: time 0.009622/0.1353, allocations: 3.632 MB / 485.9 MB, free: 13.36 MB / 366.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.625e-05/0.1353, allocations: 12.03 kB / 486 MB, free: 13.35 MB / 366.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0007002/0.1361, allocations: 321 kB / 486.3 MB, free: 13.03 MB / 366.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.003328/0.1394, allocations: 1.909 MB / 488.2 MB, free: 11.07 MB / 366.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001219/0.1395, allocations: 180.8 kB / 488.3 MB, free: 10.89 MB / 366.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003751/0.1399, allocations: 220 kB / 488.6 MB, free: 10.67 MB / 366.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.006696/0.1466, allocations: 3.747 MB / 492.3 MB, free: 6.797 MB / 366.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 4.819e-05/0.1467, allocations: 7.938 kB / 492.3 MB, free: 6.789 MB / 366.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002419/0.147, allocations: 96 kB / 492.4 MB, free: 6.695 MB / 366.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000122/0.1471, allocations: 116.7 kB / 492.5 MB, free: 6.578 MB / 366.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.006737/0.1538, allocations: 3.574 MB / 496.1 MB, free: 2.988 MB / 366.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.01948/0.1734, allocations: 11.51 MB / 0.4957 GB, free: 7.27 MB / 382.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.005206/0.1786, allocations: 2.89 MB / 0.4985 GB, free: 4.371 MB / 382.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.002792/0.1814, allocations: 1.669 MB / 0.5002 GB, free: 2.699 MB / 382.1 MB Notification: Performance of preOpt evalFunc (simulation): time 0.0001955/0.1816, allocations: 103.1 kB / 0.5003 GB, free: 2.578 MB / 382.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.8e-05/0.1817, allocations: 60.58 kB / 0.5003 GB, free: 2.512 MB / 382.1 MB Notification: Performance of pre-optimization done (n=169): time 3.657e-06/0.1817, allocations: 0 / 0.5003 GB, free: 2.512 MB / 382.1 MB Notification: Performance of matching and sorting (n=169): time 0.2169/0.3986, allocations: 6.124 MB / 0.5063 GB, free: 51.29 MB / 382.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 3.907e-05/0.3987, allocations: 74.17 kB / 0.5064 GB, free: 51.22 MB / 382.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003076/0.4018, allocations: 2.114 MB / 0.5084 GB, free: 50.66 MB / 382.1 MB Notification: Performance of collectPreVariables (initialization): time 0.0001612/0.4019, allocations: 52.17 kB / 0.5085 GB, free: 50.61 MB / 382.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0006808/0.4026, allocations: 1.074 MB / 0.5095 GB, free: 49.92 MB / 382.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0003827/0.403, allocations: 0.5022 MB / 0.51 GB, free: 49.54 MB / 382.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005552/0.4036, allocations: 363 kB / 0.5104 GB, free: 49.37 MB / 382.1 MB Notification: Performance of setup shared object (initialization): time 4.332e-05/0.4036, allocations: 303.6 kB / 0.5107 GB, free: 49.07 MB / 382.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.00192/0.4056, allocations: 1.036 MB / 0.5117 GB, free: 48.7 MB / 382.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.002197/0.4078, allocations: 1.425 MB / 0.5131 GB, free: 47.89 MB / 382.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.003332/0.4111, allocations: 2.302 MB / 0.5153 GB, free: 46.66 MB / 382.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 9.538e-06/0.4111, allocations: 4.125 kB / 0.5153 GB, free: 46.66 MB / 382.1 MB Notification: Performance of matching and sorting (n=216) (initialization): time 0.00512/0.4163, allocations: 3.294 MB / 0.5185 GB, free: 45.32 MB / 382.1 MB Notification: Performance of prepare postOptimizeDAE: time 2.775e-05/0.4163, allocations: 11.84 kB / 0.5185 GB, free: 45.32 MB / 382.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.867e-05/0.4163, allocations: 7.875 kB / 0.5186 GB, free: 45.32 MB / 382.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.002221/0.4186, allocations: 1.252 MB / 0.5198 GB, free: 44.89 MB / 382.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000683/0.4192, allocations: 212.4 kB / 0.52 GB, free: 44.86 MB / 382.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0139/0.4332, allocations: 17.11 MB / 0.5367 GB, free: 29.89 MB / 382.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001518/0.4347, allocations: 245.8 kB / 0.5369 GB, free: 29.65 MB / 382.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001277/0.4348, allocations: 71.98 kB / 0.537 GB, free: 29.58 MB / 382.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 48 * Number of states: 0 () * Number of discrete variables: 45 (inverter.diode_n.idealDiode[5].off,inverter.diode_n.idealDiode[4].off,inverter.diode_n.idealDiode[3].off,inverter.diode_n.idealDiode[2].off,inverter.diode_n.idealDiode[1].off,inverter.transistor_n.idealGTOThyristor[5].off,inverter.transistor_n.idealGTOThyristor[4].off,inverter.transistor_n.idealGTOThyristor[3].off,inverter.transistor_n.idealGTOThyristor[2].off,inverter.transistor_n.idealGTOThyristor[1].off,inverter.diode_p.idealDiode[5].off,inverter.diode_p.idealDiode[4].off,inverter.diode_p.idealDiode[3].off,inverter.diode_p.idealDiode[2].off,inverter.diode_p.idealDiode[1].off,inverter.transistor_p.idealGTOThyristor[5].off,inverter.transistor_p.idealGTOThyristor[4].off,inverter.transistor_p.idealGTOThyristor[3].off,inverter.transistor_p.idealGTOThyristor[2].off,inverter.transistor_p.idealGTOThyristor[1].off,inverter.andCondition_n[5].y,inverter.andCondition_n[4].y,inverter.andCondition_n[3].y,inverter.andCondition_n[2].y,inverter.andCondition_n[1].y,inverter.andCondition_p[5].y,inverter.andCondition_p[4].y,inverter.andCondition_p[3].y,inverter.andCondition_p[2].y,inverter.andCondition_p[1].y,electronicCommutator.fire_n[5],electronicCommutator.fire_n[4],electronicCommutator.fire_n[3],electronicCommutator.fire_n[2],electronicCommutator.fire_n[1],electronicCommutator.fire_p[5],electronicCommutator.fire_p[4],electronicCommutator.fire_p[3],electronicCommutator.fire_p[2],electronicCommutator.fire_p[1],hallSensor.yC[5],hallSensor.yC[4],hallSensor.yC[3],hallSensor.yC[2],hallSensor.yC[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (135): * Single equations (assignments): 129 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 1 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 5 * 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): 5 systems {(4,13), (4,13), (4,13), (4,13), (4,13)} Notification: Performance of prepare postOptimizeDAE: time 0.001186/0.436, allocations: 1.006 MB / 0.538 GB, free: 28.57 MB / 382.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003424/0.4364, allocations: 219.3 kB / 0.5382 GB, free: 28.35 MB / 382.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.00486/0.4413, allocations: 3.388 MB / 0.5415 GB, free: 24.94 MB / 382.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.306e-05/0.4413, allocations: 16 kB / 0.5415 GB, free: 24.92 MB / 382.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.166e-06/0.4413, allocations: 0 / 0.5415 GB, free: 24.92 MB / 382.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.256e-05/0.4413, allocations: 11.95 kB / 0.5415 GB, free: 24.91 MB / 382.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.008524/0.4498, allocations: 6.645 MB / 0.548 GB, free: 18.23 MB / 382.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.854e-06/0.4499, allocations: 0 / 0.548 GB, free: 18.23 MB / 382.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0005456/0.4504, allocations: 127.7 kB / 0.5481 GB, free: 18.11 MB / 382.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.002025/0.4525, allocations: 1.198 MB / 0.5493 GB, free: 16.9 MB / 382.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001023/0.4526, allocations: 39.98 kB / 0.5493 GB, free: 16.86 MB / 382.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01333/0.4659, allocations: 16.62 MB / 0.5656 GB, free: 15.57 MB / 398.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.335e-06/0.466, allocations: 0 / 0.5656 GB, free: 15.57 MB / 398.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.007922/0.4739, allocations: 4.768 MB / 0.5702 GB, free: 10.77 MB / 398.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.001219/0.4752, allocations: 0.5839 MB / 0.5708 GB, free: 10.16 MB / 398.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003103/0.4755, allocations: 31.94 kB / 0.5708 GB, free: 10.13 MB / 398.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001071/0.4766, allocations: 119.9 kB / 0.5709 GB, free: 10.02 MB / 398.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0007434/0.4773, allocations: 329.3 kB / 0.5713 GB, free: 9.695 MB / 398.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001119/0.4774, allocations: 43.98 kB / 0.5713 GB, free: 9.652 MB / 398.1 MB Notification: Performance of sorting global known variables: time 0.001969/0.4794, allocations: 1.465 MB / 0.5727 GB, free: 8.164 MB / 398.1 MB Notification: Performance of sort global known variables: time 1.7e-07/0.4794, allocations: 0 / 0.5727 GB, free: 8.164 MB / 398.1 MB Notification: Performance of remove unused functions: time 0.002372/0.4818, allocations: 0.7742 MB / 0.5735 GB, free: 7.391 MB / 398.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 1 (constantSpeed.phi) * Number of discrete variables: 45 (hallSensor.yC[1],hallSensor.yC[2],hallSensor.yC[3],hallSensor.yC[4],hallSensor.yC[5],electronicCommutator.fire_p[1],electronicCommutator.fire_p[2],electronicCommutator.fire_p[3],electronicCommutator.fire_p[4],electronicCommutator.fire_p[5],electronicCommutator.fire_n[1],electronicCommutator.fire_n[2],electronicCommutator.fire_n[3],electronicCommutator.fire_n[4],electronicCommutator.fire_n[5],inverter.andCondition_p[1].y,inverter.andCondition_p[2].y,inverter.andCondition_p[3].y,inverter.andCondition_p[4].y,inverter.andCondition_p[5].y,inverter.andCondition_n[1].y,inverter.andCondition_n[2].y,inverter.andCondition_n[3].y,inverter.andCondition_n[4].y,inverter.andCondition_n[5].y,inverter.transistor_p.idealGTOThyristor[1].off,inverter.transistor_p.idealGTOThyristor[2].off,inverter.transistor_p.idealGTOThyristor[3].off,inverter.transistor_p.idealGTOThyristor[4].off,inverter.transistor_p.idealGTOThyristor[5].off,inverter.diode_p.idealDiode[1].off,inverter.diode_p.idealDiode[2].off,inverter.diode_p.idealDiode[3].off,inverter.diode_p.idealDiode[4].off,inverter.diode_p.idealDiode[5].off,inverter.transistor_n.idealGTOThyristor[1].off,inverter.transistor_n.idealGTOThyristor[2].off,inverter.transistor_n.idealGTOThyristor[3].off,inverter.transistor_n.idealGTOThyristor[4].off,inverter.transistor_n.idealGTOThyristor[5].off,inverter.diode_n.idealDiode[1].off,inverter.diode_n.idealDiode[2].off,inverter.diode_n.idealDiode[3].off,inverter.diode_n.idealDiode[4].off,inverter.diode_n.idealDiode[5].off) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (95): * Single equations (assignments): 89 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 1 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 5 * 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): 5 systems {(4,12), (4,12), (4,12), (4,12), (4,12)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0003813/0.4822, allocations: 206.4 kB / 0.5737 GB, free: 7.188 MB / 398.1 MB Notification: Performance of simCode: created initialization part: time 0.005788/0.488, allocations: 3.624 MB / 0.5772 GB, free: 3.512 MB / 398.1 MB Notification: Performance of simCode: created event and clocks part: time 4.047e-06/0.488, allocations: 0 / 0.5772 GB, free: 3.512 MB / 398.1 MB Notification: Performance of simCode: created simulation system equations: time 0.003861/0.4919, allocations: 2.352 MB / 0.5795 GB, free: 1.098 MB / 398.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002395/0.4943, allocations: 0.6221 MB / 0.5801 GB, free: 496 kB / 398.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01175/0.5061, allocations: 5.73 MB / 0.5857 GB, free: 10.74 MB / 414.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002128/0.5083, allocations: 2.144 MB / 0.5878 GB, free: 8.562 MB / 414.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006051/0.5089, allocations: 151.4 kB / 0.588 GB, free: 8.414 MB / 414.1 MB Notification: Performance of SimCode: time 3.947e-06/0.5089, allocations: 0 / 0.588 GB, free: 8.414 MB / 414.1 MB Notification: Performance of Templates: time 0.1079/0.6168, allocations: 100.2 MB / 0.6859 GB, free: 4.156 MB / 0.4981 GB make -j1 -f BLDC_BLDC.Examples.DemoBLDCVoltages.makefile (rm -f BLDC_BLDC.Examples.DemoBLDCVoltages.pipe ; mkfifo BLDC_BLDC.Examples.DemoBLDCVoltages.pipe ; head -c 1048576 < BLDC_BLDC.Examples.DemoBLDCVoltages.pipe >> ../files/BLDC_BLDC.Examples.DemoBLDCVoltages.sim & ./BLDC_BLDC.Examples.DemoBLDCVoltages -abortSlowSimulation -alarm=480 -lv LOG_STATS > BLDC_BLDC.Examples.DemoBLDCVoltages.pipe 2>&1)