fix TestMain to pass the correct exit code
fix TestMain to pass the correct exit code

cockroachdb/cockroach,vivekmenezes/cockroach,sunya123/cockroach,glycerine/cockroach,il9ue/cockroach,vaibhavarora/cockroach,nieyy/cockroach,cockroachdb/cockroach,vaibhavarora/cockroach,petermattis/cockroach,petermattis/cockroach,cockroachdb/cockroach,nieyy/cockroach,cuongdo/cockroach,arjun4084346/cockroach,petermattis/cockroach,veteranlu/cockroach,sunya123/cockroach,nieyy/cockroach,arjun4084346/cockroach,bg451/cockroach,vivekmenezes/cockroach,vaibhavarora/cockroach,veteranlu/cockroach,maxlang/cockroach,glycerine/cockroach,marcuswestin/cockroach,veteranlu/cockroach,arjun4084346/cockroach,paperstreet/cockroach,sunya123/cockroach,cockroachdb/cockroach,bg451/cockroach,veteranlu/cockroach,il9ue/cockroach,marcuswestin/cockroach,il9ue/cockroach,vivekmenezes/cockroach,paperstreet/cockroach,nieyy/cockroach,vivekmenezes/cockroach,arjun4084346/cockroach,cuongdo/cockroach,glycerine/cockroach,vaibhavarora/cockroach,maxlang/cockroach,glycerine/cockroach,marcuswestin/cockroach,vaibhavarora/cockroach,bg451/cockroach,cuongdo/cockroach,paperstreet/cockroach,cockroachdb/cockroach,glycerine/cockroach,maxlang/cockroach,cuongdo/cockroach,glycerine/cockroach,glycerine/cockroach,sunya123/cockroach,paperstreet/cockroach,bg451/cockroach,paperstreet/cockroach,vivekmenezes/cockroach,nieyy/cockroach,vaibhavarora/cockroach,paperstreet/cockroach,marcuswestin/cockroach,petermattis/cockroach,vivekmenezes/cockroach,nieyy/cockroach,maxlang/cockroach,maxlang/cockroach,sunya123/cockroach,vaibhavarora/cockroach,cockroachdb/cockroach,marcuswestin/cockroach,veteranlu/cockroach,cuongdo/cockroach,sunya123/cockroach,nieyy/cockroach,il9ue/cockroach,maxlang/cockroach,il9ue/cockroach,nieyy/cockroach,petermattis/cockroach,maxlang/cockroach,marcuswestin/cockroach,veteranlu/cockroach,cuongdo/cockroach,veteranlu/cockroach,paperstreet/cockroach,arjun4084346/cockroach,bg451/cockroach,il9ue/cockroach,vivekmenezes/cockroach,petermattis/cockroach,petermattis/cockroach,veteranlu/cockroach,vivekmenezes/cockroach,arjun4084346/cockroach,cockroachdb/cockroach,vaibhavarora/cockroach,cuongdo/cockroach,glycerine/cockroach,marcuswestin/cockroach,maxlang/cockroach,petermattis/cockroach,il9ue/cockroach,paperstreet/cockroach,sunya123/cockroach,il9ue/cockroach,marcuswestin/cockroach,sunya123/cockroach,arjun4084346/cockroach,arjun4084346/cockroach,bg451/cockroach,cockroachdb/cockroach,cuongdo/cockroach,bg451/cockroach