download CEF binaries from http://opensource.spotify.com/cefbuilds/index.html unzip to ./cef_{linux¦win¦mac} cargo build
Note: check target/debug for cef files (resources, dlls, locales)
cargo build --release
cargo run --bin cefrust
cd cefrustlib cargo build cp target/debug/cefrustlib* ../target/debug/
cargo build --release cp target/release/cefrustlib* ../target/release/