I 'git clone' and 'cargo run' and it downloaded 16 crates and compiled all the crates and built a debug version in 29.7 seconds. Then 'cargo build --release' t

I 'git clone' and 'cargo run' and it downloaded 16 crates and compiled all the crates and built a debug version in 29.7 seconds. Then 'cargo build --release' took 23.3 seconds. Commenting out one of the sort_unstable lines and rebuilding gave me a warning, recompiled in 1.8 seconds.