The popular Rust tool "ripgrep" uses a lock file for development (you can see it in the GitHub repo), and yet is in the official repositories for homebrew, various Windows package managers, Arch, Gentoo, Fedora, some versions of openSUSE, Guix, recent versions of Debian (and therefore Ubuntu), FreeBSD, OpenBSD, NetBSD, and Haiku.
With all due respect, I don't think you're correct.