Reproduce the windows marshalling bug in systemu

backtrace

c:/ruby/lib/ruby/gems/1.9.1/gems/systemu-2.5.2/lib/systemu.rb:89:in `rescue in block (3 levels) in s
ystemu': systemu: Error - process interrupted! (RuntimeError)
o:↕ArgumentError:       mesg"∟dump format error(0x67):bt[I"kC:/Users/C11865/AppData/Local/Temp/syste
encoding"♂IBM437I"mC:/Users/C11865/AppData/Local/Temp/systemu_C11865DEV_3620_3920_0.942001098869122_
1/program:5:in `<main>'♠@
        from c:/ruby/lib/ruby/gems/1.9.1/gems/systemu-2.5.2/lib/systemu.rb:82:in `block (3 levels) i
n systemu'
        from c:/ruby/lib/ruby/gems/1.9.1/gems/systemu-2.5.2/lib/systemu.rb:76:in `popen'
        from c:/ruby/lib/ruby/gems/1.9.1/gems/systemu-2.5.2/lib/systemu.rb:76:in `block (2 levels) i
n systemu'
        from c:/ruby/lib/ruby/gems/1.9.1/gems/systemu-2.5.2/lib/systemu.rb:168:in `quietly'
        from c:/ruby/lib/ruby/gems/1.9.1/gems/systemu-2.5.2/lib/systemu.rb:75:in `block in systemu'
        from c:/ruby/lib/ruby/gems/1.9.1/gems/systemu-2.5.2/lib/systemu.rb:236:in `call'
        from c:/ruby/lib/ruby/gems/1.9.1/gems/systemu-2.5.2/lib/systemu.rb:236:in `block in tmpdir'
        from c:/ruby/lib/ruby/gems/1.9.1/gems/systemu-2.5.2/lib/systemu.rb:221:in `loop'
        from c:/ruby/lib/ruby/gems/1.9.1/gems/systemu-2.5.2/lib/systemu.rb:221:in `tmpdir'
        from c:/ruby/lib/ruby/gems/1.9.1/gems/systemu-2.5.2/lib/systemu.rb:68:in `systemu'
        from c:/ruby/lib/ruby/gems/1.9.1/gems/systemu-2.5.2/lib/systemu.rb:10:in `systemu'
        from systemu_bug.rb:5:in `<main>'

systemu_marshal_192.rb

require 'systemu'
cmd= "ruby -e 'exit 1'"
status,stdout,stderr=systemu cmd
p [status,stdout,stderr]