From: AN <andy_at_neu.net>
Date: Thu, 05 Aug 2021 19:34:40 UTC
Is anyone seeing this issue?  Any idea how to fix?

FreeBSD Free_BSD_13 13.0-STABLE FreeBSD 13.0-STABLE #21
stable/13-n246220-a7761d19dac: Sat Jul 10 05:24:41 EDT 2021
root@Free_BSD_13:/usr/obj/usr/src/amd64.amd64/sys/MYKERNEL  amd64 1300511

checking rustc version... 1.53.0
checking cargo version... 1.53.0
checking for rust host triplet...
DEBUG: Creating `/tmp/conftestienbztzj.rs` with content:
DEBUG: | pub extern fn hello() { println!("Hello world"); }
DEBUG: Executing: `/usr/local/bin/rustc --crate-type staticlib
--target=x86_64-unknown-freebsd -o /tmp/conftesteoc97nax.rlib
DEBUG: The command returned non-zero exit status 1.
DEBUG: Its error output was:
DEBUG: | error: crate `std` required to be available in rlib format, but
was not found in this form
DEBUG: | error: aborting due to previous error
ERROR: Cannot compile for x86_64-unknown-freebsd13.0 with
The target may be unsupported, or you may not have
a rust std library for that target installed. Try:

  rustup target add x86_64-unknown-freebsd

===>  Script "configure" failed unexpectedly.
Please report the problem to gecko@FreeBSD.org [maintainer] and attach the
"/usr/ports/www/firefox/work/.build/config.log" including the output of
failure of your make command. Also, it might be a good idea to provide an
overview of all packages installed on your system (e.g. a
/usr/local/sbin/pkg-static info -g -Ea).
*** Error code 1

make[1]: stopped in /usr/ports/www/firefox
*** Error code 1