task 'rustc' failed at 'assertion failed: lib.rlib.is_none()'

[suhr]

OS: Arch Linux
Kernel: Linux 3.12.9-1-ARCH x86_64
Compiler: rustc 0.9

% rustc bindgen.rs -L /usr/lib/ 
task 'rustc' failed at 'assertion failed: lib.rlib.is_none()', /build/rust/src/rust-0.9/src/librustc/metadata/loader.rs:191
error: internal compiler error: unexpected failure
This message reflects a bug in the Rust compiler. 
We would appreciate a bug report: https://github.com/mozilla/rust/wiki/HOWTO-submit-a-Rust-bug-report
note: the compiler hit an unexpected failure path. this is a bug
note: try running with RUST_LOG=rustc=1 to get further details and report the results to github.com/mozilla/rust/issues
task '<main>' failed at 'explicit failure', /build/rust/src/rust-0.9/src/librustc/lib.rs:453

Output of RUST_LOG=rustc rustc bindgen.rs -L /usr/lib/ command: https://gist.github.com/suhr/8690902
Rust files, that causes this effect: https://gist.github.com/suhr/8691056