Bug#908073: difference between manual and program behavior

["-=}\\*/{=-" <rui.damas@gmail.com>]

Package: tsocks
Version: 1.8beta5+ds1-1

in tsocks manual says...

       <without any argument>
              create a new shell with LD_PRELOAD including tsocks(8).

but when running tsocks without arguments says...

  /usr/bin/tsocks: insufficient arguments

Using: Linux 4.9.0-8-amd64 #1 SMP Debian 4.9.110-3+deb9u4 (2018-08-21)
x86_64 GNU/Linux