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

Cargo.toml

@@ -132,7 +132,6 @@ hex = "0.4"
 hashlink = "0.9.0"
 hyper = "1"
 itertools = "0.10"
-lazy_static = "1"
 libsecp256k1 = "0.7"
 log = "0.4"
 lru = "0.12"

Dockerfile

@@ -1,4 +1,4 @@
-FROM rust:1.78.0-bullseye AS builder
+FROM rust:1.80.0-bullseye AS builder
 RUN apt-get update && apt-get -y upgrade && apt-get install -y cmake libclang-dev
 COPY . lighthouse
 ARG FEATURES

beacon_node/beacon_chain/Cargo.toml

@@ -37,7 +37,6 @@ hex = { workspace = true }
 int_to_bytes = { workspace = true }
 itertools = { workspace = true }
 kzg = { workspace = true }
-lazy_static = { workspace = true }
 lighthouse_metrics = { workspace = true }
 lighthouse_version = { workspace = true }
 logging = { workspace = true }

beacon_node/beacon_chain/src/beacon_block_streamer.rs

@@ -712,16 +712,16 @@ mod tests {
     use crate::test_utils::{test_spec, BeaconChainHarness, EphemeralHarnessType};
     use execution_layer::test_utils::{Block, DEFAULT_ENGINE_CAPABILITIES};
     use execution_layer::EngineCapabilities;
-    use lazy_static::lazy_static;
+    use std::sync::LazyLock;
     use std::time::Duration;
     use tokio::sync::mpsc;
     use types::{ChainSpec, Epoch, EthSpec, Hash256, Keypair, MinimalEthSpec, Slot};
 
     const VALIDATOR_COUNT: usize = 48;
-    lazy_static! {
-        /// A cached set of keys.
-        static ref KEYPAIRS: Vec<Keypair> = types::test_utils::generate_deterministic_keypairs(VALIDATOR_COUNT);
-    }
+
+    /// A cached set of keys.
+    static KEYPAIRS: LazyLock<Vec<Keypair>> =
+        LazyLock::new(|| types::test_utils::generate_deterministic_keypairs(VALIDATOR_COUNT));
 
     fn get_harness(
         validator_count: usize,

beacon_node/beacon_chain/src/graffiti_calculator.rs

@@ -241,16 +241,15 @@ mod tests {
     use crate::ChainConfig;
     use execution_layer::test_utils::{DEFAULT_CLIENT_VERSION, DEFAULT_ENGINE_CAPABILITIES};
     use execution_layer::EngineCapabilities;
-    use lazy_static::lazy_static;
     use slog::info;
+    use std::sync::LazyLock;
     use std::time::Duration;
     use types::{ChainSpec, Graffiti, Keypair, MinimalEthSpec, GRAFFITI_BYTES_LEN};
 
     const VALIDATOR_COUNT: usize = 48;
-    lazy_static! {
-        /// A cached set of keys.
-        static ref KEYPAIRS: Vec<Keypair> = types::test_utils::generate_deterministic_keypairs(VALIDATOR_COUNT);
-    }
+    /// A cached set of keys.
+    static KEYPAIRS: LazyLock<Vec<Keypair>> =
+        LazyLock::new(|| types::test_utils::generate_deterministic_keypairs(VALIDATOR_COUNT));
 
     fn get_harness(
         validator_count: usize,