TST: optimize: simplex shouldn't overwrite user input
TST: optimize: simplex shouldn't overwrite user input

Just a sanity check; didn't see the algorithm change its inputs.

Changed a test that triggered a write to Aub, which should (and is)
a copy made inside the algorithm.

argriffing/scipy,vanpact/scipy,cpaulik/scipy,ilayn/scipy,befelix/scipy,anntzer/scipy,jseabold/scipy,nvoron23/scipy,andim/scipy,giorgiop/scipy,fredrikw/scipy,jakevdp/scipy,larsmans/scipy,WarrenWeckesser/scipy,woodscn/scipy,aeklant/scipy,zxsted/scipy,argriffing/scipy,cpaulik/scipy,ortylp/scipy,raoulbq/scipy,befelix/scipy,Srisai85/scipy,ChanderG/scipy,vanpact/scipy,andyfaff/scipy,endolith/scipy,vigna/scipy,jor-/scipy,kalvdans/scipy,endolith/scipy,perimosocordiae/scipy,witcxc/scipy,richardotis/scipy,vhaasteren/scipy,raoulbq/scipy,jonycgn/scipy,sonnyhu/scipy,matthewalbani/scipy,arokem/scipy,mdhaber/scipy,raoulbq/scipy,lukauskas/scipy,Dapid/scipy,larsmans/scipy,pschella/scipy,vanpact/scipy,sauliusl/scipy,endolith/scipy,cpaulik/scipy,Gillu13/scipy,nonhermitian/scipy,bkendzior/scipy,pnedunuri/scipy,zerothi/scipy,pizzathief/scipy,dch312/scipy,raoulbq/scipy,sauliusl/scipy,petebachant/scipy,maniteja123/scipy,haudren/scipy,mhogg/scipy,mtrbean/scipy,giorgiop/scipy,surhudm/scipy,newemailjdm/scipy,nmayorov/scipy,hainm/scipy,pschella/scipy,maniteja123/scipy,ChanderG/scipy,apbard/scipy,FRidh/scipy,andim/scipy,trankmichael/scipy,vanpact/scipy,woodscn/scipy,Shaswat27/scipy,Dapid/scipy,ortylp/scipy,aarchiba/scipy,piyush0609/scipy,Eric89GXL/scipy,newemailjdm/scipy,mdhaber/scipy,mikebenfield/scipy,sriki18/scipy,e-q/scipy,WillieMaddox/scipy,endolith/scipy,Stefan-Endres/scipy,mdhaber/scipy,aarchiba/scipy,gef756/scipy,nvoron23/scipy,tylerjereddy/scipy,rgommers/scipy,pbrod/scipy,minhlongdo/scipy,haudren/scipy,andyfaff/scipy,vhaasteren/scipy,felipebetancur/scipy,josephcslater/scipy,vberaudi/scipy,Stefan-Endres/scipy,petebachant/scipy,WillieMaddox/scipy,Srisai85/scipy,lhilt/scipy,matthewalbani/scipy,anielsen001/scipy,behzadnouri/scipy,ales-erjavec/scipy,vberaudi/scipy,kleskjr/scipy,mdhaber/scipy,behzadnouri/scipy,felipebetancur/scipy,jamestwebber/scipy,ilayn/scipy,vberaudi/scipy,kleskjr/scipy,jsilter/scipy,pbrod/scipy,matthewalbani/scipy,jsilter/scipy,efiring/scipy,Shaswat27/scipy,gertingold/scipy,vberaudi/scipy,Stefan-Endres/scipy,kleskjr/scipy,mingwpy/scipy,pbrod/scipy,ortylp/scipy,gdooper/scipy,dch312/scipy,felipebetancur/scipy,zaxliu/scipy,pschella/scipy,haudren/scipy,andim/scipy,njwilson23/scipy,e-q/scipy,jor-/scipy,Kamp9/scipy,Dapid/scipy,aman-iitj/scipy,jonycgn/scipy,piyush0609/scipy,ortylp/scipy,gdooper/scipy,Dapid/scipy,ndchorley/scipy,jamestwebber/scipy,gertingold/scipy,hainm/scipy,pnedunuri/scipy,grlee77/scipy,kalvdans/scipy,arokem/scipy,mortada/scipy,arokem/scipy,pyramania/scipy,jonycgn/scipy,jonycgn/scipy,aarchiba/scipy,mortonjt/scipy,njwilson23/scipy,niknow/scipy,person142/scipy,woodscn/scipy,mikebenfield/scipy,sauliusl/scipy,mgaitan/scipy,ndchorley/scipy,mgaitan/scipy,newemailjdm/scipy,pbrod/scipy,mortonjt/scipy,anntzer/scipy,jonycgn/scipy,chatcannon/scipy,njwilson23/scipy,FRidh/scipy,giorgiop/scipy,vhaasteren/scipy,gef756/scipy,anntzer/scipy,lukauskas/scipy,Gillu13/scipy,WarrenWeckesser/scipy,rgommers/scipy,minhlongdo/scipy,jamestwebber/scipy,apbard/scipy,vigna/scipy,jjhelmus/scipy,pizzathief/scipy,pyramania/scipy,mhogg/scipy,gef756/scipy,FRidh/scipy,jsilter/scipy,behzadnouri/scipy,ales-erjavec/scipy,larsmans/scipy,ndchorley/scipy,mortada/scipy,zxsted/scipy,behzadnouri/scipy,Kamp9/scipy,vberaudi/scipy,piyush0609/scipy,futurulus/scipy,kleskjr/scipy,Kamp9/scipy,apbard/scipy,e-q/scipy,Newman101/scipy,haudren/scipy,mingwpy/scipy,behzadnouri/scipy,niknow/scipy,scipy/scipy,ales-erjavec/scipy,newemailjdm/scipy,maniteja123/scipy,hainm/scipy,josephcslater/scipy,jor-/scipy,bkendzior/scipy,perimosocordiae/scipy,maciejkula/scipy,aeklant/scipy,minhlongdo/scipy,Eric89GXL/scipy,surhudm/scipy,Srisai85/scipy,trankmichael/scipy,andyfaff/scipy,rgommers/scipy,mortada/scipy,mikebenfield/scipy,aman-iitj/scipy,behzadnouri/scipy,Gillu13/scipy,rmcgibbo/scipy,Eric89GXL/scipy,mdhaber/scipy,gertingold/scipy,sonnyhu/scipy,rmcgibbo/scipy,Kamp9/scipy,Eric89GXL/scipy,WillieMaddox/scipy,gfyoung/scipy,aman-iitj/scipy,trankmichael/scipy,felipebetancur/scipy,maciejkula/scipy,chatcannon/scipy,lukauskas/scipy,richardotis/scipy,ortylp/scipy,futurulus/scipy,witcxc/scipy,anielsen001/scipy,argriffing/scipy,sauliusl/scipy,larsmans/scipy,jonycgn/scipy,mortonjt/scipy,ndchorley/scipy,niknow/scipy,aman-iitj/scipy,zerothi/scipy,pyramania/scipy,zxsted/scipy,niknow/scipy,gdooper/scipy,bkendzior/scipy,vigna/scipy,ales-erjavec/scipy,tylerjereddy/scipy,richardotis/scipy,argriffing/scipy,fernand/scipy,raoulbq/scipy,apbard/scipy,richardotis/scipy,giorgiop/scipy,mortonjt/scipy,vanpact/scipy,petebachant/scipy,dominicelse/scipy,andim/scipy,surhudm/scipy,ales-erjavec/scipy,andyfaff/scipy,endolith/scipy,fredrikw/scipy,zerothi/scipy,kalvdans/scipy,zxsted/scipy,Eric89GXL/scipy,argriffing/scipy,zxsted/scipy,nmayorov/scipy,vanpact/scipy,e-q/scipy,bkendzior/scipy,haudren/scipy,jjhelmus/scipy,anntzer/scipy,cpaulik/scipy,Shaswat27/scipy,dominicelse/scipy,Newman101/scipy,jjhelmus/scipy,WarrenWeckesser/scipy,hainm/scipy,perimosocordiae/scipy,WarrenWeckesser/scipy,scipy/scipy,Srisai85/sc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