Backtrace:
In guix/import/utils.scm:
   584:33 19 (lookup-node "cranelift-codegen" "0.68.0")
In guix/memoization.scm:
     98:0 18 (mproc "cranelift-codegen" #:version "0.68.0" #:repo #f …)
In unknown file:
          17 (_ #<procedure 7fe03a96c720 at guix/memoization.scm:17…> …)
In guix/import/crate.scm:
   300:28 16 (crate->guix-package "cranelift-codegen" #:version _ # _ …)
   292:10 15 (sort-map-dependencies _)
In srfi/srfi-1.scm:
   586:29 14 (map1 _)
   586:29 13 (map1 _)
   586:29 12 (map1 _)
   586:29 11 (map1 _)
   586:29 10 (map1 _)
   586:29  9 (map1 _)
   586:29  8 (map1 _)
   586:29  7 (map1 _)
   586:29  6 (map1 _)
   586:29  5 (map1 _)
   586:29  4 (map1 _)
   586:29  3 (map1 _)
   586:29  2 (map1 _)
   586:17  1 (map1 (#<<crate-dependency> id: "peepmatic" kind: no…> …))
In guix/import/crate.scm:
   283:18  0 (dependency-name+version _)