Slightly mangled replays?

[Noxville]

Getting an encoding error when parsing the following replays. Not sure if the replays are slightly mangled, or a clarity issue. Haven't noticed this on other replays in quite a while.

http://replay152.valve.net/570/8168882574_1198277651.dem.bz2
http://replay274.valve.net/570/8169880748_1942035058.dem.bz2