& for additional arguments does not seem to work when declaring a contract

Question

user> (use '(link: clojure.core.contracts :only [contract)])
nil
user> (contract

   silly
   "Silly reporting for duty sir!"
   (link: [a & b :as c])
   (link: ))

CompilerException java.lang.RuntimeException: Unable to resolve symbol: & in this context, compiling:(NO_SOURCE_PATH:1:1)

the & in "a & b" is unresolved.

Answer 1

Reference: https://clojure.atlassian.net/browse/CCONTRACTS-3 (reported by alex+import)