help output is hard to come by

[matthiaskrgr]

cargo-bisect-rustc --help

Usage: cargo <COMMAND>

Commands:
  bisect-rustc  Bisects rustc toolchains with rustup
  help          Print this message or the help of the given subcommand(s)

Options:
  -h, --help  Print help

cargo-bisect-rustc help

Usage: cargo <COMMAND>

Commands:
  bisect-rustc  Bisects rustc toolchains with rustup
  help          Print this message or the help of the given subcommand(s)

Options:
  -h, --help  Print help

cargo bisect-rustc help

error: unexpected argument 'bisect-rustc' found

Usage: cargo bisect-rustc [OPTIONS] [-- <COMMAND_ARGS>...]

For more information, try '--help'.

cargo bisect-rustc --help ah! :tada:

Bisects rustc toolchains with rustup

Usage: cargo bisect-rustc [OPTIONS] [-- <COMMAND_ARGS>...]

Arguments:
  [COMMAND_ARGS]...
          Arguments to pass to cargo or the file specified by --script during tests

Options:
  -a, --alt
          Download the alt build instead of normal build
 ....