std.array.array broken?

[deed]

On Saturday, 1 February 2014 at 22:52:24 UTC, Andrej Mitrovic 
wrote:
> On Saturday, 1 February 2014 at 22:47:54 UTC, deed wrote:
>> Docs say:
>> - std.stdio.byLine returns an input range
>> - std.array.array takes an input range
>
> Docs also say:
>
> /**
> Note:
> Each $(D front) will not persist after $(D
> popFront) is called, so the caller must copy its contents (e.g. 
> by
> calling $(D to!string)) if retention is needed.
> */
>
> So you need to do a duplication for each element. Use this code:
>
> -----
> import std.stdio;
> import std.array;
> import std.algorithm;
>
> void main()
> {
>     auto lines = File("test.d").byLine.map!(a => a.dup).array;
>     writeln(lines);
> }
> -----

so array copy the copied fronts?