Yep, that was my bad. I got distracted when writing the example and didn't think things through because I realized I had installed Go 1.1 for i386 on my laptop

Yep, that was my bad. I got distracted when writing the example and didn't think things through because I realized I had installed Go 1.1 for i386 on my laptop and not x86_64. Such is life when commenting at 6AM :P