Remove trait imports that are in the 2021 edition prelude

age-plugin/examples/age-plugin-unencrypted.rs

@@ -10,7 +10,6 @@ use age_plugin::{
 };
 use gumdrop::Options;
 use std::collections::HashMap;
-use std::convert::TryInto;
 use std::io;
 
 const PLUGIN_NAME: &str = "unencrypted";

age-plugin/src/recipient.rs

@@ -6,7 +6,6 @@ use age_core::{
     secrecy::SecretString,
 };
 use bech32::FromBase32;
-use std::convert::TryInto;
 use std::io;
 
 use crate::{Callbacks, PLUGIN_IDENTITY_PREFIX, PLUGIN_RECIPIENT_PREFIX};

age/src/plugin.rs

@@ -7,7 +7,6 @@ use age_core::{
     secrecy::ExposeSecret,
 };
 use bech32::Variant;
-use std::convert::TryInto;
 use std::fmt;
 use std::io;
 use std::iter;

age/src/primitives/stream.rs

@@ -7,7 +7,6 @@ use chacha20poly1305::{
 };
 use pin_project::pin_project;
 use std::cmp;
-use std::convert::TryInto;
 use std::io::{self, Read, Seek, SeekFrom, Write};
 use zeroize::Zeroize;
 

age/src/scrypt.rs

@@ -4,7 +4,6 @@ use age_core::{
     secrecy::{ExposeSecret, SecretString},
 };
 use rand::{rngs::OsRng, RngCore};
-use std::convert::TryInto;
 use std::time::Duration;
 use zeroize::Zeroize;
 

age/src/ssh/identity.rs

@@ -15,7 +15,6 @@ use nom::{
 use rand::rngs::OsRng;
 use rsa::padding::PaddingScheme;
 use sha2_09::{Digest, Sha256, Sha512};
-use std::convert::TryInto;
 use std::fmt;
 use std::io;
 use x25519_dalek::{PublicKey as X25519PublicKey, StaticSecret};

age/src/ssh/recipient.rs

@@ -14,7 +14,6 @@ use nom::{
 use rand::rngs::OsRng;
 use rsa::{padding::PaddingScheme, PublicKey};
 use sha2_09::Sha256;
-use std::convert::TryFrom;
 use std::fmt;
 use x25519_dalek::{EphemeralSecret, PublicKey as X25519PublicKey, StaticSecret};
 

age/src/x25519.rs

@@ -7,7 +7,6 @@ use age_core::{
 };
 use bech32::{ToBase32, Variant};
 use rand_7::rngs::OsRng;
-use std::convert::TryInto;
 use std::fmt;
 use x25519_dalek::{EphemeralSecret, PublicKey, StaticSecret};
 use zeroize::Zeroize;

rage/src/bin/rage/main.rs

@@ -16,7 +16,6 @@ use i18n_embed::{
 };
 use lazy_static::lazy_static;
 use rust_embed::RustEmbed;
-use std::convert::TryFrom;
 use std::fs::File;
 use std::io::{self, BufRead, BufReader};
 use std::path::Path;