Backtrace:
In ice-9/boot-9.scm:
  2887:24 19 (_)
   222:17 18 (map1 (((guix scripts offload)) ((srfi srfi-64))))
  2800:17 17 (resolve-interface (guix scripts offload) #:select _ # _ …)
In ice-9/threads.scm:
    390:8 16 (_ _)
In ice-9/boot-9.scm:
  2726:13 15 (_)
In ice-9/threads.scm:
    390:8 14 (_ _)
In ice-9/boot-9.scm:
  2994:20 13 (_)
   2312:4 12 (save-module-excursion #<procedure 7f40c806d2a0 at ice-…>)
  3014:26 11 (_)
In unknown file:
          10 (primitive-load-path "guix/scripts/offload" #<procedure…>)
In ice-9/eval.scm:
   721:20  9 (primitive-eval (define-module (guix scripts offload) …))
In ice-9/psyntax.scm:
  1262:36  8 (expand-top-sequence ((define-module (guix # #) # # …)) …)
  1209:24  7 (parse _ (("placeholder" placeholder)) ((top) #(# # …)) …)
   285:10  6 (parse _ (("placeholder" placeholder)) (()) _ c&e (eval) …)
In ice-9/eval.scm:
   293:34  5 (_ #<module (#{ g24}#) 7f40c8b980a0>)
In ice-9/boot-9.scm:
   2874:4  4 (define-module* _ #:filename _ #:pure _ #:version _ # _ …)
  2887:24  3 (_)
   222:17  2 (map1 (((ssh key)) ((ssh auth)) ((ssh session)) ((…)) …))
   2803:6  1 (resolve-interface _ #:select _ #:hide _ #:prefix _ # _ …)
In unknown file:
           0 (scm-error misc-error #f "~A ~S" ("no code for modu…" …) …)

ERROR: In procedure scm-error:
no code for module (ssh key)