Perform benchmark with warmup

A command-line benchmarking tool.
More information: <https://github.com/sharkdp/hyperfine/>.
Trick copyright: tl;dr; <https://github.com/tldr-pages/tldr>

hyperfine --warmup {{5}} '{{make}}'

click the source code to copy install hyperfine on any operating system with command-not-found.com