spin 0.3.1

# 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 spin v0.3.1
Documenting spin v0.3.1
Running `rustdoc .cargo/registry/src/github.com-1ecc6299db9ec823/spin-0.3.1/src/lib.rs --crate-name spin -o /home/cratesfyi/spin-0.3.1/doc -L dependency=/home/cratesfyi/spin-0.3.1/debug -L dependency=/home/cratesfyi/spin-0.3.1/debug/deps`
.cargo/registry/src/github.com-1ecc6299db9ec823/spin-0.3.1/src/lib.rs:13:1: 13:19 error: an extern crate named `core` has already been imported in this module [E0259]
.cargo/registry/src/github.com-1ecc6299db9ec823/spin-0.3.1/src/lib.rs:13 extern crate core;
^~~~~~~~~~~~~~~~~~
.cargo/registry/src/github.com-1ecc6299db9ec823/spin-0.3.1/src/mutex.rs:1:20: 1:30 error: unresolved import `core::atomic::AtomicBool`. Could not find `atomic` in `core` [E0432]
.cargo/registry/src/github.com-1ecc6299db9ec823/spin-0.3.1/src/mutex.rs:1 use core::atomic::{AtomicBool, Ordering, ATOMIC_BOOL_INIT};
^~~~~~~~~~
.cargo/registry/src/github.com-1ecc6299db9ec823/spin-0.3.1/src/mutex.rs:1:32: 1:40 error: unresolved import `core::atomic::Ordering`. Could not find `atomic` in `core` [E0432]
.cargo/registry/src/github.com-1ecc6299db9ec823/spin-0.3.1/src/mutex.rs:1 use core::atomic::{AtomicBool, Ordering, ATOMIC_BOOL_INIT};
^~~~~~~~
.cargo/registry/src/github.com-1ecc6299db9ec823/spin-0.3.1/src/mutex.rs:1:42: 1:58 error: unresolved import `core::atomic::ATOMIC_BOOL_INIT`. Could not find `atomic` in `core` [E0432]
.cargo/registry/src/github.com-1ecc6299db9ec823/spin-0.3.1/src/mutex.rs:1 use core::atomic::{AtomicBool, Ordering, ATOMIC_BOOL_INIT};
^~~~~~~~~~~~~~~~
.cargo/registry/src/github.com-1ecc6299db9ec823/spin-0.3.1/src/rw_lock.rs:3:20: 3:31 error: unresolved import `core::atomic::AtomicUsize`. Could not find `atomic` in `core` [E0432]
.cargo/registry/src/github.com-1ecc6299db9ec823/spin-0.3.1/src/rw_lock.rs:3 use core::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT};
^~~~~~~~~~~
.cargo/registry/src/github.com-1ecc6299db9ec823/spin-0.3.1/src/rw_lock.rs:3:33: 3:41 error: unresolved import `core::atomic::Ordering`. Could not find `atomic` in `core` [E0432]
.cargo/registry/src/github.com-1ecc6299db9ec823/spin-0.3.1/src/rw_lock.rs:3 use core::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT};
^~~~~~~~
.cargo/registry/src/github.com-1ecc6299db9ec823/spin-0.3.1/src/rw_lock.rs:3:43: 3:60 error: unresolved import `core::atomic::ATOMIC_USIZE_INIT`. Could not find `atomic` in `core` [E0432]
.cargo/registry/src/github.com-1ecc6299db9ec823/spin-0.3.1/src/rw_lock.rs:3 use core::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT};
^~~~~~~~~~~~~~~~~
error: Compilation failed, aborting rustdoc 
thread 'main' panicked at 'ChainedError {
error: failed to compile `spin v0.3.1`, intermediate artifacts can be found at `/home/cratesfyi/spin-0.3.1`,
cause: ChainedError {
error: Could not document `spin`.,
cause: Process didn't exit successfully: `rustdoc .cargo/registry/src/github.com-1ecc6299db9ec823/spin-0.3.1/src/lib.rs --crate-name spin -o /home/cratesfyi/spin-0.3.1/doc -L dependency=/home/cratesfyi/spin-0.3.1/debug -L dependency=/home/cratesfyi/spin-0.3.1/debug/deps` (exit code: 101)
}
}', src/bin/cratesfyi.rs:119
note: Run with `RUST_BACKTRACE=1` for a backtrace.