The MongoDB Rust driver team is pleased to announce the first release candidate of the driver, v0.11.0. This release readies the driver for API stabilization in anticipation of a generally available 1.0 release. You can read more about the release on Github, and the release is published on https://crates.io under the package name mongodb. If you run into any issues, please file an issue on JIRA.
Thank you, and we hope you enjoy using the driver!