go back to stable and only enable used features

src/main.rs

@@ -1,4 +1,3 @@
-#![feature(test)]
 use reqwest_middleware::{ClientBuilder, ClientWithMiddleware};
 use reqwest_retry::{policies::ExponentialBackoff, RetryTransientMiddleware};
 use response_deserializer::{ChapterImages, SearchResult};

src/test.rs

@@ -1,14 +1,10 @@
-extern crate test;
-
 #[cfg(test)]
 mod tests {
-    use super::*;
     use crate::response_deserializer;
-    use test::Bencher;
 
-    #[bench]
-    fn loops(b: &mut Bencher) {
+    #[test]
+    fn loops() {
         let search_result = std::fs::read_to_string("test_data/search_result.json").unwrap();
-        b.iter(|| response_deserializer::deserializer(&search_result));
+        response_deserializer::deserializer(&search_result);
     }
 }