id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
100	Output gets printed twice	erikd@…	benl	"Simple program:

    main =
        println $ show [ 1 .. 6 ]

prints out:

    [1, 2, 3, 4, 5, 6]
    [1, 2, 3, 4, 5, 6]

when it should print just a single line:

    [1, 2, 3, 4, 5, 6]

"	defect	closed	blocker	0.1.3	Source Type Inferencer	0.1.2	fixed