dotenv 0.2.2

# rustc version
rustc 1.12.0-nightly (54c0dcfd6 2016-07-28)
# docs.rs version
cratesfyi 0.2.0 (5dbd676 2016-07-30)

# build log
Updating registry `https://github.com/rust-lang/crates.io-index`
Downloading dotenv v0.2.2
Documenting dotenv v0.2.2
Running `rustdoc .cargo/registry/src/github.com-1ecc6299db9ec823/dotenv-0.2.2/src/lib.rs --crate-name dotenv -o /home/cratesfyi/dotenv-0.2.2/doc -L dependency=/home/cratesfyi/dotenv-0.2.2/debug -L dependency=/home/cratesfyi/dotenv-0.2.2/debug/deps`
.cargo/registry/src/github.com-1ecc6299db9ec823/dotenv-0.2.2/src/lib.rs:9:10: 9:14 error: `#[derive]` for custom traits is not stable enough for use and is subject to change (see issue #29644) 
.cargo/registry/src/github.com-1ecc6299db9ec823/dotenv-0.2.2/src/lib.rs:9 #[derive(Show, Clone)]
^~~~
.cargo/registry/src/github.com-1ecc6299db9ec823/dotenv-0.2.2/src/lib.rs:9:10: 9:14 help: add #![feature(custom_derive)] to the crate attributes to enable 
.cargo/registry/src/github.com-1ecc6299db9ec823/dotenv-0.2.2/src/lib.rs:14:10: 14:14 error: `#[derive]` for custom traits is not stable enough for use and is subject to change (see issue #29644) 
.cargo/registry/src/github.com-1ecc6299db9ec823/dotenv-0.2.2/src/lib.rs:14 #[derive(Show, Clone)]
^~~~
.cargo/registry/src/github.com-1ecc6299db9ec823/dotenv-0.2.2/src/lib.rs:14:10: 14:14 help: add #![feature(custom_derive)] to the crate attributes to enable 
.cargo/registry/src/github.com-1ecc6299db9ec823/dotenv-0.2.2/src/lib.rs:25:19: 25:24 error: macro undefined: 'regex!' 
.cargo/registry/src/github.com-1ecc6299db9ec823/dotenv-0.2.2/src/lib.rs:25 	let line_regex = regex!(concat!(r"^(\s*(",
^~~~~
error: aborting due to 3 previous errors 
thread 'main' panicked at 'ChainedError {
error: failed to compile `dotenv v0.2.2`, intermediate artifacts can be found at `/home/cratesfyi/dotenv-0.2.2`,
cause: ChainedError {
error: Could not document `dotenv`.,
cause: Process didn't exit successfully: `rustdoc .cargo/registry/src/github.com-1ecc6299db9ec823/dotenv-0.2.2/src/lib.rs --crate-name dotenv -o /home/cratesfyi/dotenv-0.2.2/doc -L dependency=/home/cratesfyi/dotenv-0.2.2/debug -L dependency=/home/cratesfyi/dotenv-0.2.2/debug/deps` (exit code: 101)
}
}', src/bin/cratesfyi.rs:119
note: Run with `RUST_BACKTRACE=1` for a backtrace.