maximevince/rust-picotcp — pull request #2 by errordeveloper (2014-11-04 20:33:40+00:00)
Title: Macros `fail!` is now `panic!`

Looks like it's the case with:
```
rustc 0.13.0-nightly (0a5e7f359 2014-11-03 23:16:55 +0000)
```

Not sure which versions you had been using...