That is probably true but I think on accident trying to replicate my original issue which was using the native function On Wed, Dec 15, 2021 at 1:09 PM Quentin Rameau wrote: > Hi Andrew, > > > Sorry accidentally sent before attaching this > > > > ~# docker run -it --rm alpine /bin/ash > > / # /lib/libc.musl-x86_64.so.1 > > musl libc (x86_64) > > Version 1.2.2 > > Dynamic Program Loader > > Usage: /lib/libc.musl-x86_64.so.1 [options] [--] pathname [args] > > / # printf %0*i 2 1 > > ash: %0*i: invalid format > > This looks like you found a bug in Busybox printf implementation. >