chore: update to Rust edition 2021 (#12578)

2 files changed, 1 insertions, 2 deletions

diff --git a/cli/Cargo.toml b/cli/Cargo.toml
index 99840d8b0..2e180a494 100644
--- a/cli/Cargo.toml
+++ b/cli/Cargo.toml
@@ -5,7 +5,7 @@ name = "deno"
 version = "1.15.3"
 authors = ["the Deno authors"]
 default-run = "deno"
-edition = "2018"
+edition = "2021"
 license = "MIT"
 repository = "https://github.com/denoland/deno"
 description = "Provides the deno executable"
diff --git a/cli/standalone.rs b/cli/standalone.rs
index 819ba10a4..e0190920f 100644
--- a/cli/standalone.rs
+++ b/cli/standalone.rs
@@ -29,7 +29,6 @@ use deno_runtime::worker::WorkerOptions;
 use deno_runtime::BootstrapOptions;
 use deno_tls::create_default_root_cert_store;
 use log::Level;
-use std::convert::TryInto;
 use std::env::current_exe;
 use std::fs::File;
 use std::io::BufReader;