Run "cargo fix --edition-idioms=2018".

crates/arti-client/src/address.rs

@@ -112,7 +112,7 @@ impl TorAddr {
 }
 
 impl std::fmt::Display for TorAddr {
-    fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         match self.host {
             Host::Ip(IpAddr::V6(addr)) => write!(f, "[{}]:{}", addr, self.port),
             _ => write!(f, "{}:{}", self.host, self.port),
@@ -171,7 +171,7 @@ impl Host {
 }
 
 impl std::fmt::Display for Host {
-    fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         match self {
             Host::Hostname(s) => write!(f, "{}", s),
             Host::Ip(ip) => write!(f, "{}", ip),

crates/tor-bytes/src/impls.rs

@@ -55,7 +55,7 @@ impl<N> Readable for GenericArray<u8, N>
 where
     N: generic_array::ArrayLength<u8>,
 {
-    fn take_from(b: &mut Reader) -> Result<Self> {
+    fn take_from(b: &mut Reader<'_>) -> Result<Self> {
         // safety -- "take" returns the requested bytes or error.
         Ok(Self::clone_from_slice(b.take(N::to_usize())?))
     }

crates/tor-circmgr/src/path/exitpath.rs

@@ -210,7 +210,7 @@ mod test {
     use tor_linkspec::ChanTarget;
     use tor_netdir::testnet;
 
-    fn assert_exit_path_ok(relays: &[Relay]) {
+    fn assert_exit_path_ok(relays: &[Relay<'_>]) {
         assert_eq!(relays.len(), 3);
 
         // TODO: Eventually assert that r1 has Guard, once we enforce that.

crates/tor-netdir/src/lib.rs

@@ -775,7 +775,7 @@ impl NetDir {
     /// [`RouterStatus`] rather than a [`Relay`].
     pub fn total_weight<P>(&self, role: WeightRole, usable: P) -> RelayWeight
     where
-        P: Fn(&UncheckedRelay) -> bool,
+        P: Fn(&UncheckedRelay<'_>) -> bool,
     {
         self.all_relays()
             .filter_map(|unchecked| {