Login attempt for nonexistent user on Alpine Linux

[Szabolcs Nagy]

* Hugo Genesse <hugo.genesse at polymtl.ca> [2017-12-01 18:57:02 +0000]:
> 
> -vvv on dropbear doesn't seem to be a valid option:
> 
> 67b4c38f79c6:/usr/lib# /root/dropbear -R -E -vvv
> Invalid option -v
> 
> Is my command correct?
> 

ah -v is only supported if dropbear is built with CFLAGS=-DDEBUG_TRACE