bug#74142: [PATCH rust-team] gnu: rust-bootstrap: Disable parallel builds.

[Greg Hogan]

* gnu/packages/rust.scm (rust-bootstrap): Disable parallel builds for
all architectures.

Change-Id: Icafbbacd30200fad457b6a70730acd466524485b
---
 gnu/packages/rust.scm | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/gnu/packages/rust.scm b/gnu/packages/rust.scm
index cb58a4b4b3..4f74fc7571 100644
--- a/gnu/packages/rust.scm
+++ b/gnu/packages/rust.scm
@@ -208,9 +208,9 @@ (define-public rust-bootstrap
        ;; that doesn't seem to cause issues.
        #:validate-runpath? #f
        ;; Most of the build is single-threaded. This also improves the
-       ;; build time on machines with "only" 8GB of RAM.
-       ;; ppc64le regularly sees race conditions between various dependant 
crates.
-       #:parallel-build? ,(target-x86-64?)
+       ;; build time on machines with "only" 8GB of RAM and prevents
+       ;; regularly seen race conditions between various dependant crates.
+       #:parallel-build? #f
        #:make-flags
        (list ,(string-append "RUSTC_TARGET="
                              (platform-rust-target

base-commit: 6e50b0c56a8cc767bd3acb26638f78c450bde718
-- 
2.46.0