mp3 cut unix

ffmpeg -i input.mp3 -vn -acodec copy -ss 00:00:00 -t 00:01:32 output.mp3
ffmpeg -i InputFile -vn -acodec copy -ss 00:00:00 -t 00:01:32 OutputFile

sudo apt-get install libsox-fmt-mp3

sox input.mp3 output.mp3 trim 1 5
And to trim 4 seconds from the end of your mp3 file the following very simple command is required:

sox input.mp3 output.mp3 trim 0 -4