elaexuotee--- via Guix-patches via schreef op wo 12-01-2022 om 18:47 [+0900]:
+                  (if ,(target-64bit?)
+                    (parallel
+                      (invoke "env" jplat jbit-avx "./build_libj.sh")
+                      (invoke "env" jplat jbit-avx2
+                              "./build_libj.sh"))))))))

I don't think avx and avx2 are available on aarch64.
Maybe you can use ,(target-x86-64?) instead?

> +    `(#:tests? #f
>          [...]
> +        (replace 'check
> +          (lambda* (#:key tests? #:allow-other-keys)
> +            (when tests? [...]))))

I think #:tests? #false should be removed, otherwise this
check phase would never do anything.

Greetings,
Maxime.