bug#47055: guix upgrade throws a backtrace

[Jan Wielkiewicz]

Hello, running guix pull and then guix upgrade gave me this backtrace.
The version is: guix (GNU Guix) 6e70211b20537b018e639b0114d3ccddd4924acb

Backtrace:
In guix/ui.scm:
  2164:12 19 (run-guix-command _ . _)
In guix/scripts/substitute.scm:
    633:2 18 (guix-substitute . _)
In unknown file:
          17 (with-continuation-barrier #<procedure thunk ()>)
In ice-9/boot-9.scm:
  1736:10 16 (with-exception-handler _ _ #:unwind? _ # _)
In unknown file:
          15 (apply-smob/0 #<thunk 7f26b96b9940>)
In ice-9/boot-9.scm:
  1736:10 14 (with-exception-handler _ _ #:unwind? _ # _)
  1736:10 13 (with-exception-handler _ _ #:unwind? _ # _)
  1731:15 12 (with-exception-handler #<procedure 7f26b8b2ed80 at ic…> …)
In guix/scripts/substitute.scm:
   682:17 11 (_)
    391:7 10 (process-substitution _ "/gnu/store/9iyfc2g1585ps9danh…" …)
In ice-9/boot-9.scm:
  1736:10  9 (with-exception-handler _ _ #:unwind? _ # _)
In guix/scripts/substitute.scm:
    400:9  8 (_)
In ice-9/boot-9.scm:
  1731:15  7 (with-exception-handler #<procedure 7f26b9faa720 at ic…> …)
  1669:16  6 (raise-exception _ #:continuable? _)
  1667:16  5 (raise-exception _ #:continuable? _)
  1669:16  4 (raise-exception _ #:continuable? _)
  1764:13  3 (_ #<&compound-exception components: (#<&error> #<&irri…>)
  1669:16  2 (raise-exception _ #:continuable? _)
  1667:16  1 (raise-exception _ #:continuable? _)
V)ï¾ÉD­substitution of
/gnu/store/9iyfc2g1585ps9danh95p0mw56pw8ik5-bison-3.5.3 failed _
#:continuable? _)        ð­^zܪÅszò guix system: error: corrupt input
while restoring archive from #<closed: file 7f5cb8e015b0>


Jan Wielkiewicz