$ \textbf{hg help bisect}
hg bisect [help|init|reset|next|good|bad]

bisect extension: dichotomic search in the DAG of changesets
for subcommands see "hg bisect help"
$ \textbf{hg bisect help}
list of subcommands for the bisect extension

 bad     mark revision as bad and update to the next revision to test
 good    mark revision as good and update to the next revision to test
 help    show help for a given bisect subcommand or all subcommands
 init    start a new bisection
 next    find and update to the next revision to test
 reset   finish a bisection