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

[<sl...@fa...>]

Fatal error on shill.local

I/O operation timed out

(U) Quotation: [ set-namestack init-catchstack self quot>> call -> stop ]
(O) Word: build-loop
(O) Word: build
(O) Word: upload-docs
(O) Word: make-docs-archive
(O) Word: try-output-process
(O) Word: (stream-contents-by-element)
(O) Method: M\ decoder stream-read1
(O) Word: decode-char/predicate-engine
(O) Method: M\ input-port stream-read1
(O) Method: M\ unix (wait-to-read)
(O) Word: wait-for-fd
(O) Word: io-timeout
(O) Method: M\ object throw
(U) Quotation: [
        65 special-object error-thread set-global
        continuation -> error-continuation set-global
        [ original-error set-global ] [ rethrow ] bi
    ]