diff --git a/examples/noise_generator.rs b/examples/noise_generator.rs
index 867200d..0bd1ee5 100644
--- a/examples/noise_generator.rs
+++ b/examples/noise_generator.rs
@@ -1,7 +1,5 @@
 //! Noise generator example. Use the "noise" feature to enable the noise generator sources.
 
-use std::io::BufReader;
-
 #[cfg(feature = "noise")]
 fn main() {
     use rodio::source::{pink, white, Source};
diff --git a/src/dynamic_mixer.rs b/src/dynamic_mixer.rs
index 450152f..14c488c 100644
--- a/src/dynamic_mixer.rs
+++ b/src/dynamic_mixer.rs
@@ -207,14 +207,6 @@ mod tests {
     use std::sync::atomic::Ordering::{Acquire, Release};
     use std::sync::Arc;
 
-    #[test]
-    pub fn fff() {
-        let r = Arc::new(AtomicU8::new(12));
-        let c = r.clone();
-        r.store(44, Release);
-        assert_eq!(r.load(Acquire), c.load(Acquire));
-    }
-
     #[test]
     fn basic() {
         let (tx, mut rx) = dynamic_mixer::mixer(1, 48000);