Make Rule have Arc<Selector> to eliminate allocation while cloning.
Make Rule have Arc<Selector> to eliminate allocation while cloning.

fiji-flo/servo,larsbergstrom/servo,rentongzhang/servo,anthgur/servo,GreenRecycleBin/servo,codemac/servo,CJ8664/servo,steveklabnik/servo,wpgallih/servo,paulrouget/servo,DominoTree/servo,tempbottle/servo,meh/servo,srbhklkrn/SERVOENGINE,runarberg/servo,runarberg/servo,codemac/servo,nick-thompson/servo,fiji-flo/servo,anthgur/servo,juzer10/servo,cbrewster/servo,avadacatavra/servo,dhananjay92/servo,WriterOfAlicrow/servo,hyowon/servo,jimberlage/servo,A-deLuna/servo,bfrohs/servo,RenaudParis/servo,mt2d2/servo,thiagopnts/servo,GreenRecycleBin/servo,shrenikgala/servo,indykish/servo,dhananjay92/servo,dvberkel/servo,jimberlage/servo,bfrohs/servo,mbrubeck/servo,rnestler/servo,fiji-flo/servo,saneyuki/servo,deokjinkim/servo,bjwbell/servo,fiji-flo/servo,GreenRecycleBin/servo,nerith/servo,ConnorGBrewster/servo,nrc/servo,paulrouget/servo,dagnir/servo,pyfisch/servo,hyowon/servo,szeged/servo,cbrewster/servo,jlegendary/servo,jgraham/servo,juzer10/servo,dagnir/servo,rixrix/servo,samfoo/servo,zhangjunlei26/servo,upsuper/servo,tschneidereit/servo,aweinstock314/servo,nnethercote/servo,SimonSapin/servo,indykish/servo,nick-thompson/servo,echochamber/servo,wartman4404/servo,dmarcos/servo,larsbergstrom/servo,wartman4404/servo,larsbergstrom/servo,fiji-flo/servo,evilpie/servo,deokjinkim/servo,GyrosOfWar/servo,paulrouget/servo,srbhklkrn/SERVOENGINE,AnthonyBroadCrawford/servo,upsuper/servo,codemac/servo,michaelwu/servo,steveklabnik/servo,zentner-kyle/servo,froydnj/servo,saratang/servo,mattnenterprise/servo,nnethercote/servo,nnethercote/servo,steveklabnik/servo,jgraham/servo,nrc/servo,bfrohs/servo,zhangjunlei26/servo,Shraddha512/servo,mdibaiee/servo,hyowon/servo,pgonda/servo,indykish/servo,AnthonyBroadCrawford/servo,AnthonyBroadCrawford/servo,emilio/servo,saneyuki/servo,canaltinova/servo,huonw/servo,dmarcos/servo,KiChjang/servo,metajack/servo,dmarcos/servo,mbrubeck/servo,rnestler/servo,jlegendary/servo,huonw/servo,chotchki/servo,walac/servo,cbrewster/servo,pgonda/servo,karlito40/servo,splav/servo,jdramani/servo,mbrubeck/servo,tafia/servo,caldwell/servo,dvberkel/servo,emilio/servo,ConnorGBrewster/servo,SimonSapin/servo,runarberg/servo,saratang/servo,peterjoel/servo,notriddle/servo,boghison/servo,eddyb/servo,mt2d2/servo,s142857/servo,anthgur/servo,aidanhs/servo,tafia/servo,dvberkel/servo,samfoo/servo,pyfisch/servo,fiji-flo/servo,eddyb/servo,nerith/servo,echochamber/servo,j3parker/servo,thiagopnts/servo,caldwell/servo,evilpie/servo,mdibaiee/servo,wpgallih/servo,walac/servo,ruud-v-a/servo,paulrouget/servo,wartman4404/servo,notriddle/servo,runarberg/servo,aidanhs/servo,splav/servo,rentongzhang/servo,walac/servo,rnestler/servo,g-k/servo,shrenikgala/servo,paulrouget/servo,indykish/servo,jimberlage/servo,bfrohs/servo,wartman4404/servo,upsuper/servo,eddyb/servo,thiagopnts/servo,szeged/servo,peterjoel/servo,aidanhs/servo,saneyuki/servo,rentongzhang/servo,s142857/servo,avadacatavra/servo,echochamber/servo,ruud-v-a/servo,mbrubeck/servo,CJ8664/servo,cbrewster/servo,pgonda/servo,jlegendary/servo,mdibaiee/servo,peterjoel/servo,GreenRecycleBin/servo,mbrubeck/servo,saratang/servo,anthgur/servo,AnthonyBroadCrawford/servo,eddyb/servo,akosel/servo,avadacatavra/servo,mt2d2/servo,peterjoel/servo,emilio/servo,WriterOfAlicrow/servo,g-k/servo,seanmonstar/servo,dagnir/servo,zhangjunlei26/servo,WriterOfAlicrow/servo,wpgallih/servo,zentner-kyle/servo,jlegendary/servo,pyecs/servo,srbhklkrn/SERVOENGINE,thiagopnts/servo,codemac/servo,mukilan/servo,KiChjang/servo,zhangjunlei26/servo,dati91/servo,larsbergstrom/servo,zentner-kyle/servo,mrobinson/servo,Shraddha512/servo,brendandahl/servo,luniv/servo,rnestler/servo,froydnj/servo,bfrohs/servo,g-k/servo,pyecs/servo,upsuper/servo,nick-thompson/servo,wartman4404/servo,ruud-v-a/servo,sadmansk/servo,ryancanhelpyou/servo,samfoo/servo,brendandahl/servo,A-deLuna/servo,luniv/servo,boghison/servo,KiChjang/servo,CJ8664/servo,nnethercote/servo,pyfisch/servo,larsbergstrom/servo,caldwell/servo,michaelwu/servo,SimonSapin/servo,echochamber/servo,mrobinson/servo,metajack/servo,jgraham/servo,CJ8664/servo,A-deLuna/servo,nerith/servo,jgraham/servo,aidanhs/servo,g-k/servo,mukilan/servo,mt2d2/servo,mt2d2/servo,rixrix/servo,samfoo/servo,hyowon/servo,huonw/servo,zhangjunlei26/servo,notriddle/servo,wpgallih/servo,WriterOfAlicrow/servo,jimberlage/servo,notriddle/servo,Adenilson/prototype-viewing-distance,snf/servo,notriddle/servo,KiChjang/servo,avadacatavra/servo,metajack/servo,upsuper/servo,sadmansk/servo,michaelwu/servo,g-k/servo,splav/servo,szeged/servo,dati91/servo,michaelwu/servo,mukilan/servo,caldwell/servo,mattnenterprise/servo,s142857/servo,DominoTree/servo,aweinstock314/servo,youprofit/servo,j3parker/servo,srbhklkrn/SERVOENGINE,boghison/servo,rnestler/servo,dati91/servo,A-deLuna/servo,ryancanhelpyou/servo,mrobinson/servo,Adenilson/prototype-viewing-distance,jimberlage/servo,mt2d2/servo,karlito40/servo,larsbergstrom/servo,canaltinova/servo,ryancanhelpyou/servo,jdramani/servo,cbrewster/servo,KiChjang/servo,kindersung/servo,aweinstock314/servo,SimonSapin/servo,CJ8664/servo,youprofit/servo,deokjinkim/servo,mukilan/servo,karlito40/servo,pyecs/servo,youprofit/servo,rixrix/servo,luniv/servo,A-deLuna/servo,pyecs/servo,boghison/servo,saneyuki/servo,cbrewster/servo,Adenilson/prototype-viewing-distance,mattnenterprise/servo,codemac/servo,GreenRecycleBin/servo,chotchki/servo,emilio/servo,mdibaiee/servo,CJ8664/servo,RenaudParis/servo,huonw/servo,dati91/servo,avadacatavra/servo,karlito40/servo,jimberlage/servo,SimonSapin/servo,aidanhs/servo,sadmansk/servo,pyfisch/servo,SimonSapin/servo,AnthonyBroadCrawford/servo,RenaudParis/servo,dmarcos/servo,emilio/servo,tafia/servo,nnethercote/servo,ruud-v-a/servo,dagnir/servo,peterjoel/servo,canaltinova/servo,thiagopnts/servo,wpgallih/servo,thiagopnts/servo,zentner-kyle/servo,nnethercote/servo,youprofit/servo,saneyuki/servo,srbhklkrn/SERVOENGINE,echochamber/servo,brendandahl/servo,tafia/servo,meh/servo,nick-thompson/servo,vks/servo,shrenikgala/servo,jdramani/servo,akosel/servo,eddyb/servo,mrobinson/servo,DominoTree/servo,saratang/servo,notriddle/servo,dsandeephegde/servo,metajack/servo,indykish/servo,brendandahl/servo,RenaudParis/servo,paulrouget/servo,rentongzhang/servo,brendandahl/servo,bjwbell/servo,dhananjay92/servo,GyrosOfWar/servo,akosel/servo,runarberg/servo,youprofit/servo,pyfisch/servo,meh/servo,ryancanhelpyou/servo,caldwell/servo,zentner-kyle/servo,jdramani/servo,A-deLuna/servo,aweinstock314/servo,tempbottle/servo,notriddle/servo,walac/servo,juzer10/servo,sadmansk/servo,peterjoel/servo,nnethercote/servo,seanmonstar/servo,KiChjang/servo,froydnj/servo,chotchki/servo,vks/servo,dmarcos/servo,ConnorGBrewster/servo,chotchki/servo,indykish/servo,peterjoel/servo,mt2d2/servo,echochamber/servo,dhananjay92/servo,youprofit/servo,brendandahl/servo,upsuper/servo,snf/servo,snf/servo,rixrix/servo,tempbottle/servo,notriddle/servo,deokjinkim/servo,mdibaiee/servo,tafia/servo,vks/servo,dsandeephegde/servo,wpgallih/servo,GyrosOfWar/servo,nick-thompson/servo,nnethercote/servo,youprofit/servo,GyrosOfWar/servo,hyowon/servo,jdramani/servo,chotchki/servo,nrc/servo,tschneidereit/servo,snf/servo,pyfisch/servo,runarberg/servo,mattnenterprise/servo,nick-thompson/servo,snf/servo,szeged/servo,DominoTree/servo,ruud-v-a/servo,hyowon/servo,s142857/servo,vks/servo,GyrosOfWar/servo,SimonSapin/servo,RenaudParis/servo,tschneidereit/servo,evilpie/servo,pgonda/servo,runarberg/servo,jlegendary/servo,steveklabnik/servo,karlito40/servo,saratang/servo,mattnenterprise/servo,j3parker/servo,pgonda/servo,paulrouget/servo,evilpie/servo,sadmansk/servo,bjwbell/servo,tschneidereit/servo,Shraddha512/servo,jlegendary/servo,dati91/servo,larsbergstrom/servo,j3parker/servo,chotchki/servo,hyowon/servo,ConnorGBrewster/servo,caldwell/servo,wartman4404/servo,rnestler/servo,nnethercote/servo,emilio/servo,paulrouget/servo,snf/servo,akosel/servo,j3parker/servo,jgraham/servo,dsandeephegde/servo,huonw/servo,codemac/servo,DominoTree/servo,SimonSapin/servo,splav/servo,rnestler/servo,g-k/servo,avadacatavra/servo,szeged/servo,vks/servo,larsbergstrom/servo,walac/servo,CJ8664/servo,jgraham/servo,pgonda/servo,GyrosOfWar/servo,rentongzhang/servo,shrenikgala/servo,upsuper/servo,mdibaiee/servo,KiChjang/servo,dhananjay92/servo,jimberlage/servo,nrc/servo,ConnorGBrewster/servo,bjwbell/servo,rnestler/servo,froydnj/servo,dvberkel/servo,juzer10/servo,kindersung/servo,dagnir/servo,seanmonstar/servo,szeged/servo,metajack/servo,vks/servo,ConnorGBrewster/servo,jimberlage/servo,indykish/servo,kindersung/servo,GreenRecycleBin/servo,sadmansk/servo,thiagopnts/servo,splav/servo,jdramani/servo,splav/servo,A-deLuna/servo,indykish/servo,GreenRecycleBin/servo,shrenikgala/servo,eddyb/servo,GyrosOfWar/servo,samfoo/servo,AnthonyBroadCrawford/servo,rixrix/servo,shrenikgala/servo,pyfisch/servo,wpgallih/servo,GreenRecycleBin/servo,emilio/servo,tschneidereit/servo,tempbottle/servo,pyfisch/servo,rentongzhang/servo,bjwbell/servo,steveklabnik/servo,ruud-v-a/servo,anthgur/servo,KiChjang/servo,srbhklkrn/SERVOENGINE,larsbergstrom/servo,mukilan/servo,nerith/servo,meh/servo,indykish/servo,saneyuki/servo,saratang/servo,dati91/servo,rixrix/servo,sadmansk/servo,pyfisch/servo,juzer10/servo,Shraddha512/servo,mbrubeck/servo,dagnir/servo,bfrohs/servo,froydnj/servo,huonw/servo,CJ8664/servo,canaltinova/servo,walac/servo,WriterOfAlicrow/servo,mdibaiee/servo,pyecs/servo,tempbottle/servo,s142857/servo,tempbottle/servo,mattnenterprise/servo,pyecs/servo,samfoo/servo,peterjoel/servo,Shraddha512/servo,anthgur/servo,dvberkel/servo,peterjoel/servo,canaltinova/servo,evilpie/servo,dvberkel/servo,shrenikgala/servo,thiagopnts/servo,tafia/servo,huonw/servo,splav/servo,mattnenterprise/servo,saneyuki/servo,Adenilson/prototype-viewing-distance,avadacatavra/servo,nerith/servo,seanmonstar/servo,szeged/servo,codemac/servo,DominoTree/servo,evilpie/servo,DominoTree/servo,larsbergstrom/servo,anthgur/servo,nerith/servo,saratang/servo,rixrix/servo,mrobinson/servo,mrobinson/servo,eddyb/servo,zhangjunlei26/servo,j3parker/servo,s142857/servo,meh/servo,DominoTree/servo,s142857/servo,snf/servo,cbrewster/servo,luniv/servo,szeged/servo,dmarcos/servo,dati91/servo,metajack/servo,evilpie/servo,pyecs/servo,dvberkel/servo,DominoTree/servo,Adenilson/prototype-viewing-distance,steveklabnik/servo,dmarcos/servo,akosel/servo,deokjinkim/servo,dagnir/servo,zhangjunlei26/servo,tschneidereit/servo,boghison/servo,mukilan/servo,saneyuki/servo,fiji-flo/servo,KiChjang/servo,kindersung/servo,canaltinova/servo,juzer10/servo,zentner-kyle/servo,michaelwu/servo,walac/servo,paulrouget/servo,upsuper/servo,rixrix/servo,canaltinova/servo,steveklabnik/servo,samfoo/servo,meh/servo,anthgur/servo,cbrewster/servo,vks/servo,wartman4404/servo,emilio/servo,dsandeephegde/servo,jimberlage/servo,nnethercote/servo,DominoTree/servo,szeged/servo,tschneidereit/servo,zhangjunlei26/servo,dsandeephegde/servo,nrc/servo,brendandahl/servo,tempbottle/servo,boghison/servo,ryancanhelpyou/servo,jlegendary/servo,kindersung/servo,sadmansk/servo,echochamber/servo,michaelwu/servo,aidanhs/servo,luniv/servo,WriterOfAlicrow/servo,mbrubeck/servo,avadacatavra/servo,rixrix/servo,Adenilson/prototype-viewing-distance,wpgallih/servo,boghison/servo,splav/servo,kindersung/servo,aweinstock314/servo,aweinstock314/servo,meh/servo,wpgallih/servo,nrc/servo,KiChjang/servo,szeged/servo,pgonda/servo,ryancanhelpyou/servo,evilpie/servo,aweinstock314/servo,splav/servo,mbrubeck/servo,karlito40/servo,emilio/servo,akosel/servo,froydnj/servo,Shraddha512/servo,RenaudParis/servo,zhangjunlei26/servo,splav/servo,kindersung/servo,saneyuki/servo,nrc/servo,luniv/servo,juzer10/servo,dhananjay92/servo,rentongzhang/servo,deokjinkim/servo,WriterOfAlicrow/servo,seanmonstar/servo,tafia/servo,g-k/servo,nick-thompson/servo,j3parker/servo,bjwbell/servo,jgraham/servo,notriddle/servo,RenaudParis/servo,dsandeephegde/servo,GreenRecycleBin/servo,seanmonstar/servo,ryancanhelpyou/servo,Adenilson/prototype-viewing-distance,dsandeephegde/servo,dati91/servo,fiji-flo/servo,notriddle/servo,Shraddha512/servo,ConnorGBrewster/servo,eddyb/servo,nerith/servo,ConnorGBrewster/servo,AnthonyBroadCrawford/servo,deokjinkim/servo,karlito40/servo,canaltinova/servo,jdramani/servo,zentner-kyle/servo,caldwell/servo,bjwbell/servo,luniv/servo,pyfisch/servo,srbhklkrn/SERVOENGINE,peterjoel/servo,dhananjay92/servo,evilpie/servo,akosel/servo,aidanhs/servo,mattnenterprise/servo,dsandeephegde/servo,saneyuki/servo,paulrouget/servo,emilio/servo