/src/lyx -dbg inf

[Wolfgang Engelmann]

I use to start my lyx with

/src/lyx -dbg inf
inside the folder in which I compiled lyx (LyX Version 2.3.0beta1).

Where do I find the 'inf' file? Could not find it in the .lyx files. Or 
is it just the terminal output from which I run lyx?

Wolfgang