gnu: Add rust-quickcheck-0.5.

* gnu/packages/crates-io.scm (rust-quickcheck-0.5): New variable.

gnu/packages/crates-io.scm

@@ -8231,6 +8231,26 @@ to write.")
         ("rust-log" ,rust-log-0.4)
         ("rust-rand" ,rust-rand-0.4))))))
 
+(define-public rust-quickcheck-0.5
+  (package
+    (inherit rust-quickcheck-0.8)
+    (name "rust-quickcheck")
+    (version "0.5.0")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (crate-uri "quickcheck" version))
+        (file-name (string-append name "-" version ".tar.gz"))
+        (sha256
+         (base32
+          "1jzm1ygfbn4igaq14b9nipc8yvsn6c8panpgd1qiy5r2insjllyd"))))
+    (arguments
+     `(#:skip-build? #t
+       #:cargo-inputs
+       (("rust-env-logger" ,rust-env-logger-0.4)
+        ("rust-log" ,rust-log-0.3)
+        ("rust-rand" ,rust-rand-0.3))))))
+
 (define-public rust-quote-1.0
   (package
     (name "rust-quote")