I am using Windows and facing below error. Not sure why it's not working.
C:\RUST\guess_game>cargo build
Updating registry `https://github.com/rust-lang/crates.io-index`
warning: spurious network error (2 tries remaining): [2/-1] failed to send request: The server name or address could not be resolved
warning: spurious network error (1 tries remaining): [2/-1] failed to send request: The server name or address could not be resolved
error: failed to load source for a dependency on `rand`
Caused by:
Unable to update registry https://github.com/rust-lang/crates.io-index
Caused by:
failed to fetch `https://github.com/rust-lang/crates.io-index`
Caused by:
[2/-1] failed to send request: The server name or address could not be resolved