Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr IDEAS_IDEAS.Fluid.Examples.SimpleHouse.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/IDEAS 3.0.0/package.mo", uses=false)
Using package IDEAS with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0/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)
Running command: translateModel(IDEAS.Fluid.Examples.SimpleHouse,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Fluid.Examples.SimpleHouse")
translateModel(IDEAS.Fluid.Examples.SimpleHouse,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Fluid.Examples.SimpleHouse")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009155/0.0009155, allocations: 84.38 kB / 15.06 MB, free: 1.09 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001137/0.001137, allocations: 168.7 kB / 15.95 MB, free: 204 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.301/1.301, allocations: 223.3 MB / 240 MB, free: 5.418 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0/package.mo): time 0.7461/0.7461, allocations: 132.3 MB / 423.4 MB, free: 2.07 MB / 350.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.0002906/0.0002906, allocations: 8 kB / 0.5034 GB, free: 4.258 MB / 366.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3586/0.3589, allocations: 81.57 MB / 0.5831 GB, free: 3.969 MB / 430.1 MB
Notification: Performance of NFInst.instantiate(IDEAS.Fluid.Examples.SimpleHouse): time 0.5873/0.9463, allocations: 317.4 MB / 0.893 GB, free: 7.883 MB / 0.6387 GB
Notification: Performance of NFInst.instExpressions: time 0.04214/0.9885, allocations: 36.92 MB / 0.929 GB, free: 7.012 MB / 0.6387 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.007482/0.996, allocations: 194.2 kB / 0.9292 GB, free: 7.008 MB / 0.6387 GB
Notification: Performance of NFTyping.typeComponents: time 0.006584/1.003, allocations: 1.95 MB / 0.9311 GB, free: 6.418 MB / 0.6387 GB
Notification: Performance of NFTyping.typeBindings: time 0.01682/1.019, allocations: 6.231 MB / 0.9372 GB, free: 4.719 MB / 0.6387 GB
Notification: Performance of NFTyping.typeClassSections: time 0.01014/1.03, allocations: 3.732 MB / 0.9409 GB, free: 3.883 MB / 0.6387 GB
Notification: Performance of NFFlatten.flatten: time 0.01929/1.049, allocations: 19.12 MB / 0.9595 GB, free: 14.7 MB / 0.6544 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01014/1.059, allocations: 5.475 MB / 0.9649 GB, free: 10.22 MB / 0.6544 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.01323/1.072, allocations: 6.149 MB / 0.9709 GB, free: 5.117 MB / 0.6544 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.008261/1.081, allocations: 4.791 MB / 0.9756 GB, free: 1.195 MB / 0.6544 GB
Notification: Performance of NFPackage.collectConstants: time 0.001862/1.083, allocations: 276 kB / 0.9758 GB, free: 0.9258 MB / 0.6544 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.01039/1.093, allocations: 3.675 MB / 0.9794 GB, free: 14 MB / 0.67 GB
Notification: Performance of NFScalarize.scalarize: time 0.002878/1.096, allocations: 1.724 MB / 0.9811 GB, free: 12.68 MB / 0.67 GB
Notification: Performance of NFVerifyModel.verify: time 0.002981/1.099, allocations: 1.458 MB / 0.9825 GB, free: 11.74 MB / 0.67 GB
Notification: Performance of NFConvertDAE.convert: time 0.01167/1.111, allocations: 9.499 MB / 0.9918 GB, free: 3.73 MB / 0.67 GB
Notification: Performance of FrontEnd - DAE generated: time 4.127e-06/1.111, allocations: 0 / 0.9918 GB, free: 3.73 MB / 0.67 GB
Notification: Performance of FrontEnd: time 1.623e-06/1.111, allocations: 0 / 0.9918 GB, free: 3.73 MB / 0.67 GB
Notification: Performance of Transformations before backend: time 0.0003056/1.111, allocations: 0 / 0.9918 GB, free: 3.73 MB / 0.67 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 1201
 * Number of variables: 1201
Notification: Performance of Generate backend data structure: time 0.01604/1.127, allocations: 7.231 MB / 0.9989 GB, free: 13.06 MB / 0.6856 GB
Notification: Performance of prepare preOptimizeDAE: time 3.469e-05/1.127, allocations: 8.031 kB / 0.9989 GB, free: 13.05 MB / 0.6856 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01408/1.141, allocations: 2.56 MB / 1.001 GB, free: 10.52 MB / 0.6856 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.01452/1.156, allocations: 6.224 MB / 1.007 GB, free: 6.098 MB / 0.6856 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.001853/1.157, allocations: 0.6865 MB / 1.008 GB, free: 5.562 MB / 0.6856 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001678/1.159, allocations: 497.8 kB / 1.009 GB, free: 5.234 MB / 0.6856 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01498/1.174, allocations: 6.4 MB / 1.015 GB, free: 0.5039 MB / 0.6856 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001448/1.174, allocations: 15.44 kB / 1.015 GB, free: 0.4922 MB / 0.6856 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0008872/1.175, allocations: 193.7 kB / 1.015 GB, free: 456 kB / 0.6856 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001978/1.175, allocations: 194.7 kB / 1.015 GB, free: 264 kB / 0.6856 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01405/1.19, allocations: 6.216 MB / 1.021 GB, free: 10.48 MB / 0.7012 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 0.04396/1.233, allocations: 27.88 MB / 1.049 GB, free: 13.15 MB / 0.7325 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01018/1.244, allocations: 4.195 MB / 1.053 GB, free: 8.957 MB / 0.7325 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.005336/1.249, allocations: 2.493 MB / 1.055 GB, free: 6.453 MB / 0.7325 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 evalFunc (simulation): time 0.02007/1.269, allocations: 9.102 MB / 1.064 GB, free: 13.22 MB / 0.7481 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.005092/1.274, allocations: 2.44 MB / 1.066 GB, free: 10.73 MB / 0.7481 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.002389/1.277, allocations: 444.8 kB / 1.067 GB, free: 10.29 MB / 0.7481 GB
Notification: Performance of pre-optimization done (n=281): time 6.212e-06/1.277, allocations: 0 / 1.067 GB, free: 10.29 MB / 0.7481 GB
Notification: Performance of matching and sorting (n=281): time 0.01702/1.294, allocations: 7.078 MB / 1.074 GB, free: 3.008 MB / 0.7481 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001159/1.294, allocations: 264.4 kB / 1.074 GB, free: 2.695 MB / 0.7481 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.008643/1.303, allocations: 5.242 MB / 1.079 GB, free: 13.45 MB / 0.7637 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005286/1.303, allocations: 97.64 kB / 1.079 GB, free: 13.35 MB / 0.7637 GB
Notification: Performance of collectInitialEqns (initialization): time 0.002795/1.306, allocations: 3.002 MB / 1.082 GB, free: 10.34 MB / 0.7637 GB
Notification: Performance of collectInitialBindings (initialization): time 0.001048/1.307, allocations: 0.9564 MB / 1.083 GB, free: 9.391 MB / 0.7637 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003648/1.307, allocations: 76 kB / 1.083 GB, free: 9.316 MB / 0.7637 GB
Notification: Performance of setup shared object (initialization): time 0.0002396/1.308, allocations: 453.8 kB / 1.083 GB, free: 8.867 MB / 0.7637 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005068/1.313, allocations: 2.045 MB / 1.085 GB, free: 6.82 MB / 0.7637 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.005813/1.318, allocations: 3.188 MB / 1.089 GB, free: 3.168 MB / 0.7637 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.005476/1.324, allocations: 2.375 MB / 1.091 GB, free: 0.7773 MB / 0.7637 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.052e-05/1.324, allocations: 11.94 kB / 1.091 GB, free: 0.7656 MB / 0.7637 GB
Notification: Performance of matching and sorting (n=467) (initialization): time 0.01717/1.341, allocations: 6.471 MB / 1.097 GB, free: 10.25 MB / 0.7794 GB
Notification: Performance of prepare postOptimizeDAE: time 0.000557/1.342, allocations: 0.9041 MB / 1.098 GB, free: 8.965 MB / 0.7794 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.842e-05/1.342, allocations: 24 kB / 1.098 GB, free: 8.941 MB / 0.7794 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.007128/1.349, allocations: 1.281 MB / 1.099 GB, free: 7.66 MB / 0.7794 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005037/1.354, allocations: 1.03 MB / 1.1 GB, free: 6.629 MB / 0.7794 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.006622/1.361, allocations: 4.603 MB / 1.105 GB, free: 1.73 MB / 0.7794 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00704/1.368, allocations: 0.6521 MB / 1.106 GB, free: 1.082 MB / 0.7794 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007344/1.368, allocations: 188.1 kB / 1.106 GB, free: 0.8984 MB / 0.7794 GB
Notification: Performance of prepare postOptimizeDAE: time 7.624e-06/1.368, allocations: 4 kB / 1.106 GB, free: 0.8945 MB / 0.7794 GB
Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.279/1.647, allocations: 5.818 MB / 1.111 GB, free: 331.2 MB / 0.7794 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.7e-05/1.648, allocations: 27.17 kB / 1.111 GB, free: 331.2 MB / 0.7794 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.006951/1.654, allocations: 1.308 MB / 1.113 GB, free: 331.1 MB / 0.7794 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.005005/1.66, allocations: 1.005 MB / 1.114 GB, free: 331.1 MB / 0.7794 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.006003/1.666, allocations: 4.603 MB / 1.118 GB, free: 328 MB / 0.7794 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.006508/1.672, allocations: 0.6203 MB / 1.119 GB, free: 328 MB / 0.7794 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000456/1.673, allocations: 181.8 kB / 1.119 GB, free: 328 MB / 0.7794 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 121
 * Number of states: 0 ()
 * Number of discrete variables: 11 ($whenCondition2,$whenCondition1,$PRE.weaDat.conTimMin.tNext,weaDat.conTimMin.tNext,$PRE.weaDat.conTim.tNext,weaDat.conTim.tNext,$PRE.hysRad.y,hysRad.y,booleanToInt.y,weaDat.conTimMin.canRepeatWeatherFile,weaDat.conTim.canRepeatWeatherFile)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (446):
 * Single equations (assignments): 441
 * Array equations: 2
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (linear and non-linear blocks): 0
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems: 1 {(1,100.0%) 7}
 * Non-linear torn systems: 2 {3 8,1 2}
Notification: Performance of prepare postOptimizeDAE: time 0.003/1.676, allocations: 1.626 MB / 1.121 GB, free: 327.4 MB / 0.7794 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001188/1.677, allocations: 0.5729 MB / 1.121 GB, free: 327.4 MB / 0.7794 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01108/1.688, allocations: 5.205 MB / 1.126 GB, free: 325.7 MB / 0.7794 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.989e-05/1.688, allocations: 30.28 kB / 1.126 GB, free: 325.7 MB / 0.7794 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.115e-05/1.688, allocations: 3.5 kB / 1.126 GB, free: 325.7 MB / 0.7794 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.008693/1.697, allocations: 4.183 MB / 1.13 GB, free: 324.2 MB / 0.7794 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 postOpt removeSimpleEquations (simulation): time 0.01718/1.714, allocations: 10.54 MB / 1.141 GB, free: 320.3 MB / 0.7794 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.2e-05/1.714, allocations: 4.031 kB / 1.141 GB, free: 320.3 MB / 0.7794 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003268/1.717, allocations: 0.7473 MB / 1.141 GB, free: 320.1 MB / 0.7794 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.001073/1.718, allocations: 363.8 kB / 1.142 GB, free: 319.9 MB / 0.7794 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002016/1.718, allocations: 91.28 kB / 1.142 GB, free: 319.9 MB / 0.7794 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.005869/1.724, allocations: 10.37 MB / 1.152 GB, free: 309.7 MB / 0.7794 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.298e-06/1.724, allocations: 11.88 kB / 1.152 GB, free: 309.7 MB / 0.7794 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01324/1.738, allocations: 7.249 MB / 1.159 GB, free: 306.1 MB / 0.7794 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.002234/1.74, allocations: 1.139 MB / 1.16 GB, free: 305.2 MB / 0.7794 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001052/1.741, allocations: 64.27 kB / 1.16 GB, free: 305.2 MB / 0.7794 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004774/1.746, allocations: 0.5313 MB / 1.161 GB, free: 305 MB / 0.7794 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0003453/1.746, allocations: 224.1 kB / 1.161 GB, free: 304.9 MB / 0.7794 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003038/1.746, allocations: 138.1 kB / 1.161 GB, free: 304.8 MB / 0.7794 GB
Notification: Performance of sorting global known variables: time 0.004599/1.751, allocations: 3.574 MB / 1.165 GB, free: 302.9 MB / 0.7794 GB
Notification: Performance of sort global known variables: time 1.8e-07/1.751, allocations: 0 / 1.165 GB, free: 302.9 MB / 0.7794 GB
Notification: Performance of remove unused functions: time 0.007721/1.759, allocations: 3.319 MB / 1.168 GB, free: 301.4 MB / 0.7794 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 14
 * Number of states: 10 (walCap.T,zone.dynBal.U,zone.dynBal.mXi[1],rad.vol[1].dynBal.U,rad.vol[2].dynBal.U,rad.vol[3].dynBal.U,rad.vol[4].dynBal.U,rad.vol[5].dynBal.U,vavDam.filter.s[1],vavDam.filter.s[2])
 * Number of discrete variables: 6 ($whenCondition2,$whenCondition1,weaDat.conTimMin.tNext,weaDat.conTim.tNext,hysRad.y,booleanToInt.y)
 * Number of discrete states: 3 (weaDat.conTimMin.tNext,weaDat.conTim.tNext,hysRad.y)
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (299):
 * Single equations (assignments): 287
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 3
 * When equations: 2
 * If-equations: 0
 * Equation systems (linear and non-linear blocks): 0
 * Torn equation systems: 7
 * Mixed (continuous/discrete) equation systems: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems: 6 {(1,100.0%) 6,(1,100.0%) 1,(1,100.0%) 1,(1,100.0%) 1,(1,100.0%) 1,(1,100.0%) 1}
 * Non-linear torn systems: 1 {1 3}
Notification: Performance of Backend phase and start with SimCode phase: time 0.002201/1.761, allocations: 1.158 MB / 1.169 GB, free: 300.6 MB / 0.7794 GB
Notification: Performance of simCode: created initialization part: time 0.01647/1.777, allocations: 8.293 MB / 1.177 GB, free: 292.3 MB / 0.7794 GB
Notification: Performance of simCode: created event and clocks part: time 1.082e-05/1.777, allocations: 10.33 kB / 1.177 GB, free: 292.3 MB / 0.7794 GB
Notification: Performance of simCode: created simulation system equations: time 0.004564/1.782, allocations: 2.965 MB / 1.18 GB, free: 289.2 MB / 0.7794 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.01228/1.794, allocations: 2.764 MB / 1.183 GB, free: 286.5 MB / 0.7794 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02066/1.815, allocations: 14.41 MB / 1.197 GB, free: 272 MB / 0.7794 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002548/1.818, allocations: 3.677 MB / 1.2 GB, free: 268.3 MB / 0.7794 GB
Notification: Performance of simCode: alias equations: time 0.00728/1.825, allocations: 1.956 MB / 1.202 GB, free: 266.4 MB / 0.7794 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001294/1.826, allocations: 483.2 kB / 1.203 GB, free: 265.9 MB / 0.7794 GB
Notification: Performance of SimCode: time 6.91e-07/1.826, allocations: 0 / 1.203 GB, free: 265.9 MB / 0.7794 GB
Notification: Performance of Templates: time 0.1455/1.972, allocations: 116 MB / 1.316 GB, free: 151 MB / 0.7794 GB
make -j1 -f IDEAS_IDEAS.Fluid.Examples.SimpleHouse.makefile
(rm -f IDEAS_IDEAS.Fluid.Examples.SimpleHouse.pipe ; mkfifo IDEAS_IDEAS.Fluid.Examples.SimpleHouse.pipe ; head -c 1048576 < IDEAS_IDEAS.Fluid.Examples.SimpleHouse.pipe >> ../files/IDEAS_IDEAS.Fluid.Examples.SimpleHouse.sim & ./IDEAS_IDEAS.Fluid.Examples.SimpleHouse  -abortSlowSimulation -alarm=480 -lv LOG_STATS > IDEAS_IDEAS.Fluid.Examples.SimpleHouse.pipe 2>&1)