Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Fluid.Sources.Examples.Outside_Cp.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo", uses=false) Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo) Using package Complex with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo) Using package Buildings with version 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo) Running command: "" <> buildModelFMU(Buildings.Fluid.Sources.Examples.Outside_Cp,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Fluid_Sources_Examples_Outside_Cp",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.Sources.Examples.Outside_Cp,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Fluid_Sources_Examples_Outside_Cp",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.257/1.257, allocations: 251.5 MB / 266.7 MB, free: 11.11 MB / 218.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0008957/0.0008957, allocations: 181.7 kB / 325.8 MB, free: 2.723 MB / 250.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.257/1.257, allocations: 205 MB / 0.576 GB, free: 21 MB / 426.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0006519/0.000652, allocations: 91.72 kB / 0.6797 GB, free: 14.72 MB / 0.5105 GB Notification: Performance of FrontEnd - loaded program: time 0.0002631/0.0002631, allocations: 8.906 kB / 0.7933 GB, free: 136.6 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1339/0.1342, allocations: 105.4 MB / 0.8962 GB, free: 68.12 MB / 0.6042 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Sources.Examples.Outside_Cp): time 0.4415/0.5757, allocations: 172.4 MB / 1.065 GB, free: 1.871 MB / 0.698 GB Notification: Performance of NFInst.instExpressions: time 0.01453/0.5903, allocations: 15.34 MB / 1.08 GB, free: 1.598 MB / 0.698 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001217/0.5915, allocations: 26.41 kB / 1.08 GB, free: 1.598 MB / 0.698 GB Notification: Performance of NFTyping.typeComponents: time 0.001205/0.5927, allocations: 0.493 MB / 1.08 GB, free: 1.582 MB / 0.698 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/BoundaryConditions/WeatherData/BaseClasses/getHeaderElementTMY3.mo:2:1-105:25:writable] Warning: Pure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getHeaderElementTMY3‘ contains a call to impure function ‘Modelica.Utilities.Streams.readLine‘. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/BoundaryConditions/WeatherData/BaseClasses/getLongitudeTMY3.mo:2:1-48:21:writable] Warning: Pure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getLongitudeTMY3‘ contains a call to impure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getHeaderElementTMY3‘. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/BoundaryConditions/WeatherData/BaseClasses/getLatitudeTMY3.mo:2:1-48:20:writable] Warning: Pure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getLatitudeTMY3‘ contains a call to impure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getHeaderElementTMY3‘. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/BoundaryConditions/WeatherData/BaseClasses/getTimeZoneTMY3.mo:2:1-47:20:writable] Warning: Pure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getTimeZoneTMY3‘ contains a call to impure function ‘Buildings.BoundaryConditions.WeatherData.BaseClasses.getHeaderElementTMY3‘. Notification: Performance of NFTyping.typeBindings: time 0.00287/0.5956, allocations: 1.28 MB / 1.081 GB, free: 1.508 MB / 0.698 GB Notification: Performance of NFTyping.typeClassSections: time 0.003611/0.5992, allocations: 1.525 MB / 1.083 GB, free: 1.445 MB / 0.698 GB Notification: Performance of NFFlatten.flatten: time 0.002805/0.602, allocations: 3.256 MB / 1.086 GB, free: 1.426 MB / 0.698 GB Notification: Performance of NFFlatten.resolveConnections: time 0.001494/0.6035, allocations: 1.564 MB / 1.087 GB, free: 1.164 MB / 0.698 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003658/0.6072, allocations: 1.097 MB / 1.089 GB, free: 1.152 MB / 0.698 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0006827/0.6079, allocations: 0.8116 MB / 1.089 GB, free: 1.148 MB / 0.698 GB Notification: Performance of NFPackage.collectConstants: time 0.0001443/0.6081, allocations: 45.34 kB / 1.089 GB, free: 1.148 MB / 0.698 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002006/0.6101, allocations: 1.265 MB / 1.091 GB, free: 1.129 MB / 0.698 GB Notification: Performance of NFScalarize.scalarize: time 0.0002883/0.6104, allocations: 403 kB / 1.091 GB, free: 1.125 MB / 0.698 GB Notification: Performance of NFVerifyModel.verify: time 0.0005924/0.611, allocations: 0.779 MB / 1.092 GB, free: 1.117 MB / 0.698 GB Notification: Performance of NFConvertDAE.convert: time 0.001892/0.6129, allocations: 2.678 MB / 1.094 GB, free: 0.957 MB / 0.698 GB Notification: Performance of FrontEnd - DAE generated: time 2.886e-06/0.6129, allocations: 0 / 1.094 GB, free: 0.957 MB / 0.698 GB Notification: Performance of FrontEnd: time 1.072e-06/0.6129, allocations: 0 / 1.094 GB, free: 0.957 MB / 0.698 GB Notification: Performance of Transformations before backend: time 1.852e-05/0.6129, allocations: 0 / 1.094 GB, free: 0.957 MB / 0.698 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 397 * Number of variables: 397 Notification: Performance of Generate backend data structure: time 0.002429/0.6153, allocations: 1.804 MB / 1.096 GB, free: 15.96 MB / 0.7136 GB Notification: Performance of prepare preOptimizeDAE: time 3.505e-05/0.6154, allocations: 10.78 kB / 1.096 GB, free: 15.95 MB / 0.7136 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001979/0.6156, allocations: 229.9 kB / 1.096 GB, free: 15.91 MB / 0.7136 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002502/0.6181, allocations: 470.7 kB / 1.097 GB, free: 15.8 MB / 0.7136 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001193/0.6193, allocations: 1.077 MB / 1.098 GB, free: 15.42 MB / 0.7136 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 5.661e-05/0.6194, allocations: 112.1 kB / 1.098 GB, free: 15.42 MB / 0.7136 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001406/0.6195, allocations: 155.5 kB / 1.098 GB, free: 15.42 MB / 0.7136 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.00226/0.6218, allocations: 1.731 MB / 1.1 GB, free: 15.16 MB / 0.7136 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.064e-05/0.6218, allocations: 0 / 1.1 GB, free: 15.16 MB / 0.7136 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001161/0.6219, allocations: 65.38 kB / 1.1 GB, free: 15.16 MB / 0.7136 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.848e-05/0.622, allocations: 55.3 kB / 1.1 GB, free: 15.16 MB / 0.7136 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002291/0.6243, allocations: 1.724 MB / 1.102 GB, free: 15.14 MB / 0.7136 GB 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 0.005873/0.6302, allocations: 5.729 MB / 1.107 GB, free: 12.59 MB / 0.7136 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001791/0.632, allocations: 1.224 MB / 1.108 GB, free: 12.54 MB / 0.7136 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0007203/0.6327, allocations: 0.5424 MB / 1.109 GB, free: 12.52 MB / 0.7136 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0006872/0.6334, allocations: 0.8808 MB / 1.11 GB, free: 11.58 MB / 0.7136 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.001028/0.6344, allocations: 0.743 MB / 1.111 GB, free: 11.5 MB / 0.7136 GB Notification: Performance of pre-optimization done (n=117): time 2.515e-06/0.6345, allocations: 0 / 1.111 GB, free: 11.5 MB / 0.7136 GB Notification: Performance of matching and sorting (n=117): time 0.003693/0.6382, allocations: 1.775 MB / 1.112 GB, free: 11.25 MB / 0.7136 GB Notification: Performance of inlineWhenForInitialization (initialization): time 7.332e-05/0.6382, allocations: 192.6 kB / 1.112 GB, free: 11.03 MB / 0.7136 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.000884/0.6391, allocations: 0.9342 MB / 1.113 GB, free: 10.88 MB / 0.7136 GB Notification: Performance of collectPreVariables (initialization): time 8.369e-05/0.6392, allocations: 52.52 kB / 1.113 GB, free: 10.85 MB / 0.7136 GB Notification: Performance of collectInitialEqns (initialization): time 0.000349/0.6396, allocations: 0.6378 MB / 1.114 GB, free: 10.58 MB / 0.7136 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002383/0.6398, allocations: 398.3 kB / 1.114 GB, free: 10.33 MB / 0.7136 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001062/0.6399, allocations: 81.56 kB / 1.114 GB, free: 10.31 MB / 0.7136 GB Notification: Performance of setup shared object (initialization): time 9.737e-05/0.64, allocations: 346.5 kB / 1.115 GB, free: 10.01 MB / 0.7136 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006387/0.6407, allocations: 394.4 kB / 1.115 GB, free: 10 MB / 0.7136 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0007527/0.6414, allocations: 0.5546 MB / 1.116 GB, free: 9.863 MB / 0.7136 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001443/0.6429, allocations: 0.9548 MB / 1.117 GB, free: 9.777 MB / 0.7136 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.517e-06/0.6429, allocations: 6.938 kB / 1.117 GB, free: 9.773 MB / 0.7136 GB Notification: Performance of matching and sorting (n=126) (initialization): time 0.002198/0.6451, allocations: 1.217 MB / 1.118 GB, free: 9.633 MB / 0.7136 GB Notification: Performance of prepare postOptimizeDAE: time 1.408e-05/0.6451, allocations: 5.312 kB / 1.118 GB, free: 9.633 MB / 0.7136 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.781e-06/0.6451, allocations: 0 / 1.118 GB, free: 9.633 MB / 0.7136 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0005544/0.6457, allocations: 86.08 kB / 1.118 GB, free: 9.621 MB / 0.7136 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001124/0.6468, allocations: 264.4 kB / 1.118 GB, free: 9.621 MB / 0.7136 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001759/0.6486, allocations: 1.54 MB / 1.12 GB, free: 8.316 MB / 0.7136 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0009599/0.6496, allocations: 153.7 kB / 1.12 GB, free: 8.258 MB / 0.7136 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 9.156e-05/0.6497, allocations: 52.33 kB / 1.12 GB, free: 8.254 MB / 0.7136 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 8 * Number of states: 0 () * Number of discrete variables: 6 (weaDat.conTim.tNext,$PRE.weaDat.conTim.tNext,weaDat.conTimMin.tNext,$PRE.weaDat.conTimMin.tNext,$whenCondition1,$whenCondition2) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (124): * Single equations (assignments): 123 * 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 {(1,2)} Notification: Performance of prepare postOptimizeDAE: time 0.0005233/0.6502, allocations: 369.6 kB / 1.12 GB, free: 8.137 MB / 0.7136 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002357/0.6505, allocations: 128 kB / 1.12 GB, free: 8.074 MB / 0.7136 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002964/0.6534, allocations: 1.513 MB / 1.122 GB, free: 7.926 MB / 0.7136 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.095e-06/0.6535, allocations: 11.41 kB / 1.122 GB, free: 7.926 MB / 0.7136 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.575e-06/0.6535, allocations: 0 / 1.122 GB, free: 7.926 MB / 0.7136 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.122e-05/0.6535, allocations: 6.562 kB / 1.122 GB, free: 7.926 MB / 0.7136 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001321/0.6548, allocations: 1.41 MB / 1.123 GB, free: 7.688 MB / 0.7136 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.507e-06/0.6548, allocations: 3.406 kB / 1.123 GB, free: 7.688 MB / 0.7136 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001032/0.6559, allocations: 266.5 kB / 1.124 GB, free: 7.684 MB / 0.7136 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0004522/0.6563, allocations: 90.03 kB / 1.124 GB, free: 7.668 MB / 0.7136 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 6.866e-05/0.6564, allocations: 35.47 kB / 1.124 GB, free: 7.668 MB / 0.7136 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001481/0.6579, allocations: 1.557 MB / 1.125 GB, free: 6.371 MB / 0.7136 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.483e-06/0.6579, allocations: 7.375 kB / 1.125 GB, free: 6.367 MB / 0.7136 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.00314/0.661, allocations: 1.962 MB / 1.127 GB, free: 6.172 MB / 0.7136 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0004872/0.6615, allocations: 386.9 kB / 1.127 GB, free: 5.992 MB / 0.7136 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000151/0.6617, allocations: 27.59 kB / 1.127 GB, free: 5.988 MB / 0.7136 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.000978/0.6627, allocations: 130.4 kB / 1.128 GB, free: 5.977 MB / 0.7136 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000151/0.6628, allocations: 81.69 kB / 1.128 GB, free: 5.973 MB / 0.7136 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 9.546e-05/0.6629, allocations: 57.81 kB / 1.128 GB, free: 5.973 MB / 0.7136 GB Notification: Performance of sorting global known variables: time 0.0006439/0.6636, allocations: 0.6544 MB / 1.128 GB, free: 5.863 MB / 0.7136 GB Notification: Performance of sort global known variables: time 1.5e-07/0.6636, allocations: 4 kB / 1.128 GB, free: 5.859 MB / 0.7136 GB Notification: Performance of remove unused functions: time 0.0009172/0.6645, allocations: 499.6 kB / 1.129 GB, free: 5.773 MB / 0.7136 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 2 (ori1.mExc,ori2.mExc) * Number of discrete variables: 4 ($whenCondition2,$whenCondition1,weaDat.conTimMin.tNext,weaDat.conTim.tNext) * Number of discrete states: 2 (weaDat.conTimMin.tNext,weaDat.conTim.tNext) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (128): * Single equations (assignments): 125 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 2 * 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 {(1,3)} Notification: Performance of Backend phase and start with SimCode phase: time 0.004527/0.6691, allocations: 3.083 MB / 1.132 GB, free: 4.879 MB / 0.7136 GB Notification: Performance of simCode: created initialization part: time 0.001798/0.6709, allocations: 1.153 MB / 1.133 GB, free: 4.742 MB / 0.7136 GB Notification: Performance of simCode: created event and clocks part: time 4.008e-06/0.6709, allocations: 3.438 kB / 1.133 GB, free: 4.742 MB / 0.7136 GB Notification: Performance of simCode: created simulation system equations: time 0.001016/0.6719, allocations: 0.7077 MB / 1.134 GB, free: 4.621 MB / 0.7136 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001796/0.6737, allocations: 0.5248 MB / 1.134 GB, free: 4.574 MB / 0.7136 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01513/0.6889, allocations: 10.74 MB / 1.145 GB, free: 14.52 MB / 0.7292 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.000708/0.6896, allocations: 1.294 MB / 1.146 GB, free: 13.56 MB / 0.7292 GB Notification: Performance of simCode: alias equations: time 0.001471/0.6911, allocations: 430.4 kB / 1.146 GB, free: 13.34 MB / 0.7292 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007699/0.6918, allocations: 0.6299 MB / 1.147 GB, free: 12.81 MB / 0.7292 GB Notification: Performance of SimCode: time 4.11e-07/0.6918, allocations: 4 kB / 1.147 GB, free: 12.81 MB / 0.7292 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.7988/1.491, allocations: 33.23 MB / 1.179 GB, free: 14.44 MB / 0.7605 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.000224/1.491, allocations: 284.7 kB / 1.18 GB, free: 14.05 MB / 0.7605 GB Notification: Performance of buildModelFMU: Generate platform static: time 3.146/4.637, allocations: 4 kB / 1.18 GB, free: 14.05 MB / 0.7605 GB (rm -f Buildings_maint.7.0.x_Buildings.Fluid.Sources.Examples.Outside_Cp.pipe ; mkfifo Buildings_maint.7.0.x_Buildings.Fluid.Sources.Examples.Outside_Cp.pipe ; head -c 1048576 < Buildings_maint.7.0.x_Buildings.Fluid.Sources.Examples.Outside_Cp.pipe >> ../files/Buildings_maint.7.0.x_Buildings.Fluid.Sources.Examples.Outside_Cp.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator --tempDir=temp_Buildings_maint_7_0_x_Buildings_Fluid_Sources_Examples_Outside_Cp_fmu --startTime=0 --stopTime=86400 --timeout=50 --tolerance=1e-06 Buildings_maint_7_0_x_Buildings_Fluid_Sources_Examples_Outside_Cp.fmu > Buildings_maint.7.0.x_Buildings.Fluid.Sources.Examples.Outside_Cp.pipe 2>&1)