gnu: Add rust-bumpalo-2.5.

* gnu/packages/crates-io.scm (rust-bumpalo-2.5): New variable.

Signed-off-by: Efraim Flashner <efraim@flashner.co.il>

gnu/packages/crates-io.scm

@@ -394,6 +394,31 @@ behave like a set of bitflags.")
     (license (list license:asl2.0
                    license:expat))))
 
+(define-public rust-bumpalo-2.5
+  (package
+    (name "rust-bumpalo")
+    (version "2.5.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "bumpalo" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "018b5calz3895v04shk9bn7i73r4zf8yf7p1dqg92s3xya13vm1c"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:skip-build? #t
+       #:cargo-development-inputs
+       (("rust-criterion" ,rust-criterion-0.2)
+        ("rust-quickcheck" ,rust-quickcheck-0.8))))
+    (home-page "https://github.com/fitzgen/bumpalo")
+    (synopsis "Fast bump allocation arena for Rust")
+    (description
+     "This package provides a fast bump allocation arena for Rust.")
+    (license (list license:asl2.0 license:expat))))
+
 (define-public rust-bstr-0.2
   (package
     (name "rust-bstr")