[Factor-builds] mason on linux-x86-32: build loop error

[<fac...@gm...>]

Fatal error on ubuntu32

HTTP request failed:

T{ response
    { version "1.1" }
    { code 400 }
    { message "Bad Request" }
    { header
        H{
            { "connection" "close" }
            { "date" "Sat, 29 Jan 2022 03:59:16 GMT" }
            { "content-length" "44" }
            { "content-type" "application/json; charset=UTF-8" }
        }
    }
    { cookies { } }
    { content-type "application/json" }
    { content-charset "UTF-8" }
    { content-encoding utf8 }
    { body "{\"message\":\"missing key in request header\"}\n" }
}
(U) [ set-namestack init-catchstack self quot>> call => stop ]
(O) build-loop
(O) update-sources
(O) latest-counter
(O) http-request
(O) check-response
(O) download-failed
(O) M\ object throw
(U) [
        OBJ-CURRENT-THREAD special-object error-thread set-global
        current-continuation => error-continuation set-global
        [ original-error set-global ] [ rethrow ] bi
    ]