Binary build about nihongo HOT 2 OPEN

From the project root folder, do:

rustup install nightly
rustup override set nightly
cargo run

from nihongo.

Still not build, showing the folowing:

Compiling nihongo v0.0.0 (/home/user/Downloads/nihongo-master)
error[E0557]: feature has been removed
--> src/main.rs:2:12
|
2 | #![feature(const_fn)]
| ^^^^^^^^ feature has been removed
|
= note: split into finer-grained feature gates

warning: unused import: sdl2::Sdl
--> src/display.rs:3:5
|
3 | use sdl2::Sdl;
| ^^^^^^^^^
|
= note: #[warn(unused_imports)] on by default

warning: use of deprecated function std::thread::sleep_ms: replaced by std::thread::sleep
--> src/main.rs:263:17
|
263 | thread::sleep_ms(2);
| ^^^^^^^^
|
= note: #[warn(deprecated)] on by default

error[E0599]: no method named get_extended_function_info found for struct CpuId in the current scope
--> src/main.rs:116:28
|
116 | let brand = id.get_extended_function_info()
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: there is a method with a similar name: get_extended_feature_info

Some errors have detailed explanations: E0557, E0599.
For more information about an error, try rustc --explain E0557.
warning: nihongo (bin "nihongo") generated 2 warnings
error: could not compile nihongo due to 2 previous errors; 2 warnings emitted

from nihongo.