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            use rustc_version::{Channel, VersionMeta};
            use semver;
            
            /// Returns the `rustc` SemVer version and additional metadata
            /// like the git short hash and build date.
            pub fn version_meta() -> VersionMeta {
                VersionMeta {
                    semver: semver::Version {
                        major: 1,
                        minor: 37,
                        patch: 0,
                        pre: vec![],
                        build: vec![],
                    },
                    host: "x86_64-unknown-linux-gnu".to_owned(),
                    short_version_string: "rustc 1.37.0 (eae3437df 2019-08-13)".to_owned(),
                    commit_hash: Some("eae3437dfe991621e8afdc82734f4a172d7ddf9b".to_owned()),
                    commit_date: Some("2019-08-13".to_owned()),
                    build_date: None,
                    channel: Channel::Stable,
                }
            }