fix compilation warnings

accounts/ethkey/src/brain_prefix.rs

@@ -57,7 +57,6 @@ impl BrainPrefix {
 #[cfg(test)]
 mod tests {
 	use BrainPrefix;
-	use parity_crypto::publickey::Generator;
 
 	#[test]
 	fn prefix_generator() {

accounts/ethkey/src/prefix.rs

@@ -42,7 +42,6 @@ impl Prefix {
 #[cfg(test)]
 mod tests {
 	use Prefix;
-	use parity_crypto::publickey::Generator;
 
 	#[test]
 	fn prefix_generator() {

accounts/ethstore/src/account/safe_account.rs

@@ -200,7 +200,7 @@ impl SafeAccount {
 
 #[cfg(test)]
 mod tests {
-	use crypto::publickey::{Generator, Random, verify_public, Message};
+	use crypto::publickey::{Generator, Random, verify_public};
 	use super::SafeAccount;
 
 	#[test]

util/network-devp2p/src/ip_utils.rs

@@ -516,10 +516,10 @@ fn ipv4_special_purpose() {
 
 #[test]
 fn ipv4_benchmarking() {
-	assert!(!Ipv4Addr::new(198, 17, 255, 255).is_benchmarking());
-	assert!(Ipv4Addr::new(198, 18, 0, 0).is_benchmarking());
-	assert!(Ipv4Addr::new(198, 19, 255, 255).is_benchmarking());
-	assert!(!Ipv4Addr::new(198, 20, 0, 0).is_benchmarking());
+	assert!(!SocketAddrExt::is_benchmarking(&Ipv4Addr::new(198, 17, 255, 255)));
+	assert!(SocketAddrExt::is_benchmarking(&Ipv4Addr::new(198, 18, 0, 0)));
+	assert!(SocketAddrExt::is_benchmarking(&Ipv4Addr::new(198, 19, 255, 255)));
+	assert!(!SocketAddrExt::is_benchmarking(&Ipv4Addr::new(198, 20, 0, 0)));
 }
 
 #[test]