# rustc version rustc 1.21.0-dev (d835dc82b 2017-08-29) # docs.rs version cratesfyi 0.4.1 (003e49d 2017-06-08) # build log Updating registry `https://github.com/rust-lang/crates.io-index` Downloading cargo-release v0.9.0-beta.1 thread 'main' panicked at 'no library targets found', src/bin/cratesfyi.rs:142 note: Run with `RUST_BACKTRACE=1` for a backtrace.