Build failed. If you want to re-trigger a documentation build, you can do it here. You can find more information on docs.rs builds documentation on the builds page.
# rustc version rustc 1.36.0-nightly (4443957f2 2019-05-12)
# docs.rs version cratesfyi 0.6.0 (be80566 2019-05-06)
# build log Updating crates.io index thread 'main' panicked at 'ErrorMessage { msg: "failed to select a version for the requirement `futures-util-preview = \"= 0.3.0-alpha.14\"`\n candidate versions found which didn\'t match: 0.2.2\n location searched: crates.io index\nrequired by package `futures-preview v0.3.0-alpha.14`\n ... which is depended on by `async-timer v0.2.2`" }', src/bin/cratesfyi.rs:160:13 note: Run with `RUST_BACKTRACE=1` for a backtrace.