Replace lazy_static! with LazyLock (#6189)

* Replace `lazy_static` with `LazyLock`.

* Merge branch 'unstable' into remove-lazy-static

# Conflicts:
#	beacon_node/lighthouse_network/src/peer_manager/mod.rs

* Lint fixes.

* Merge branch 'unstable' into remove-lazy-static

# Conflicts:
#	beacon_node/beacon_chain/src/metrics.rs

* Moar lint fixes.

* Update rust version to 1.80.0.

* Merge branch 'unstable' into remove-lazy-static

testing/state_transition_vectors/Cargo.toml

@@ -11,7 +11,6 @@ state_processing = { workspace = true }
 types = { workspace = true }
 ethereum_ssz = { workspace = true }
 beacon_chain = { workspace = true }
-lazy_static = { workspace = true }
 tokio = { workspace = true }
 
 [features]

testing/state_transition_vectors/src/main.rs

@@ -3,13 +3,13 @@ mod macros;
 mod exit;
 
 use beacon_chain::test_utils::{BeaconChainHarness, EphemeralHarnessType};
-use lazy_static::lazy_static;
 use ssz::Encode;
 use std::env;
 use std::fs::{self, File};
 use std::io::Write;
 use std::path::{Path, PathBuf};
 use std::process::exit;
+use std::sync::LazyLock;
 use types::{
     test_utils::generate_deterministic_keypairs, BeaconState, EthSpec, Keypair, SignedBeaconBlock,
 };
@@ -45,10 +45,9 @@ pub struct TestVector {
     pub error: Option<String>,
 }
 
-lazy_static! {
-    /// A cached set of keys.
-    static ref KEYPAIRS: Vec<Keypair> = generate_deterministic_keypairs(VALIDATOR_COUNT);
-}
+/// A cached set of keys.
+static KEYPAIRS: LazyLock<Vec<Keypair>> =
+    LazyLock::new(|| generate_deterministic_keypairs(VALIDATOR_COUNT));
 
 async fn get_harness<E: EthSpec>(
     slot: Slot,

testing/web3signer_tests/Cargo.toml

@@ -26,5 +26,4 @@ serde_yaml = { workspace = true }
 eth2_network_config = { workspace = true }
 serde_json = { workspace = true }
 zip = { workspace = true }
-lazy_static = { workspace = true }
 parking_lot = { workspace = true }

testing/web3signer_tests/src/lib.rs

@@ -22,7 +22,6 @@ mod tests {
     };
     use eth2_keystore::KeystoreBuilder;
     use eth2_network_config::Eth2NetworkConfig;
-    use lazy_static::lazy_static;
     use parking_lot::Mutex;
     use reqwest::Client;
     use serde::Serialize;
@@ -33,7 +32,7 @@ mod tests {
     use std::future::Future;
     use std::path::PathBuf;
     use std::process::{Child, Command, Stdio};
-    use std::sync::Arc;
+    use std::sync::{Arc, LazyLock};
     use std::time::{Duration, Instant};
     use task_executor::TaskExecutor;
     use tempfile::{tempdir, TempDir};
@@ -57,12 +56,13 @@ mod tests {
     /// debugging.
     const SUPPRESS_WEB3SIGNER_LOGS: bool = true;
 
-    lazy_static! {
-        static ref TEMP_DIR: Arc<Mutex<TempDir>> = Arc::new(Mutex::new(
-            tempdir().expect("Failed to create temporary directory")
-        ));
-        static ref GET_WEB3SIGNER_BIN: OnceCell<()> = OnceCell::new();
-    }
+    static TEMP_DIR: LazyLock<Arc<Mutex<TempDir>>> = LazyLock::new(|| {
+        Arc::new(Mutex::new(
+            tempdir().expect("Failed to create temporary directory"),
+        ))
+    });
+
+    static GET_WEB3SIGNER_BIN: OnceCell<()> = OnceCell::const_new();
 
     type E = MainnetEthSpec;