I just did a test on my old Lenovo laptop... Intel i7-8565U CPU @ 1.80GHz
# git clone https://github.com/BurntSushi/ripgrep && cd ripgrep
# cargo clean
# time cargo build
real 0m23,805s
user 1m11,260s
sys 0m3,806s
How is my crappy laptop on par with your M1? :)