dep wrote:

> Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
> 84 ../sysdeps/unix/syscall-template.S: No such file or directory.

you need to install dbgsym package or equivalent that will provide the
debugging symbols missing 

$ apt-cache search libc6 | grep debug
libc6-dbg - GNU C Library: detached debugging symbols

regards