fix: handle large years (#9032)

crates/anvil/src/eth/backend/mem/mod.rs

@@ -66,6 +66,7 @@ use anvil_core::eth::{
     utils::meets_eip155,
 };
 use anvil_rpc::error::RpcError;
+use chrono::Datelike;
 use flate2::{read::GzDecoder, write::GzEncoder, Compression};
 use foundry_evm::{
     backend::{DatabaseError, DatabaseResult, RevertStateSnapshotAction},
@@ -1123,7 +1124,12 @@ impl Backend {
 
             node_info!("    Block Number: {}", block_number);
             node_info!("    Block Hash: {:?}", block_hash);
-            node_info!("    Block Time: {:?}\n", timestamp.to_rfc2822());
+            if timestamp.year() > 9999 {
+                // rf2822 panics with more than 4 digits
+                node_info!("    Block Time: {:?}\n", timestamp.to_rfc3339());
+            } else {
+                node_info!("    Block Time: {:?}\n", timestamp.to_rfc2822());
+            }
 
             let outcome = MinedBlockOutcome { block_number, included, invalid };
 

crates/anvil/tests/it/anvil.rs

@@ -1,5 +1,6 @@
 //! tests for anvil specific logic
 
+use alloy_eips::BlockNumberOrTag;
 use alloy_primitives::Address;
 use alloy_provider::Provider;
 use anvil::{spawn, NodeConfig};
@@ -76,3 +77,14 @@ async fn test_can_use_default_genesis_timestamp() {
         provider.get_block(0.into(), false.into()).await.unwrap().unwrap().header.timestamp
     );
 }
+
+#[tokio::test(flavor = "multi_thread")]
+async fn test_can_handle_large_timestamp() {
+    let (api, _handle) = spawn(NodeConfig::test()).await;
+    let num = 317071597274;
+    api.evm_set_next_block_timestamp(num).unwrap();
+    api.mine_one().await;
+
+    let block = api.block_by_number(BlockNumberOrTag::Latest).await.unwrap().unwrap();
+    assert_eq!(block.header.timestamp, num);
+}