build: upgrade Rust baseline to 1.96.0 (#3291)

* build: upgrade Rust baseline to 1.96.0

* ci: pin Rust workflows to 1.96.0

* remove

* ci: pin setup action to Rust 1.96.0

* build: pin toolchain to Rust 1.96.0

crates/ecstore/tests/README.md

@@ -20,5 +20,5 @@ Example:
 ```powershell
 $env:RUSTFS_MINIO_FIXTURE_ROOT = '.\rustfs\tmp\minio-fixture-lab-local-key'
 $env:RUSTFS_MINIO_STATIC_KMS_KEY_B64 = '<base64-32-byte-local-minio-kms-key>'
-cargo +1.95.0 test -p rustfs-ecstore --features rio-v2 --test minio_generated_read_test -- --ignored
+cargo +1.96.0 test -p rustfs-ecstore --features rio-v2 --test minio_generated_read_test -- --ignored
 ```

crates/lock/src/distributed_lock.rs

@@ -800,6 +800,7 @@ mod tests {
         should_warn_lock_failure,
     };
     use crate::{LockError, LockId, LockInfo, LockRequest, LockResponse, LockStats, LockType, ObjectKey, client::LockClient};
+    use std::assert_matches;
     use std::{
         collections::{HashMap, VecDeque},
         sync::{Arc, Mutex},
@@ -1105,7 +1106,7 @@ mod tests {
         let result = lock.acquire_guard(&request).await;
         let elapsed = started.elapsed();
 
-        assert!(matches!(result, Ok(None)), "unexpected result: {result:?}");
+        assert_matches!(result, Ok(None));
         assert!(
             elapsed >= Duration::from_millis(250),
             "remote RPC timeouts should be retried within the caller timeout, got {elapsed:?}"
@@ -1131,7 +1132,7 @@ mod tests {
         let started = tokio::time::Instant::now();
         let result = lock.acquire_guard(&request).await;
 
-        assert!(matches!(result, Ok(None)), "unexpected result: {result:?}");
+        assert_matches!(result, Ok(None));
         assert!(
             started.elapsed() < Duration::from_secs(1),
             "acquire should fail this attempt before waiting for delayed impossible-quorum tasks"
@@ -1210,7 +1211,7 @@ mod tests {
 
         let result = lock.acquire_lock_quorum_with_retry(&request).await.unwrap();
 
-        assert!(matches!(result.failure_kind, Some(LockAcquireFailureKind::NonRetryable)));
+        assert_matches!(result.failure_kind, Some(LockAcquireFailureKind::NonRetryable));
         assert!(
             result
                 .response
@@ -1254,7 +1255,7 @@ mod tests {
         let result = lock.acquire_guard(&request).await;
         let elapsed = started.elapsed();
 
-        assert!(matches!(result, Ok(None)), "unexpected result: {result:?}");
+        assert_matches!(result, Ok(None));
         assert!(
             elapsed >= Duration::from_millis(250),
             "expected at least one retry attempt for transient timeout, got {elapsed:?}"
@@ -1273,7 +1274,7 @@ mod tests {
 
         let result = lock.acquire_guard(&request).await;
 
-        assert!(matches!(result, Ok(None)), "unexpected result: {result:?}");
+        assert_matches!(result, Ok(None));
         let seen_timeouts = seen_timeouts.lock().unwrap();
         assert!(!seen_timeouts.is_empty(), "expected lock clients to observe acquire timeouts");
         assert!(
@@ -1297,7 +1298,7 @@ mod tests {
 
         let result = tokio::time::timeout(Duration::from_millis(800), lock.acquire_guard(&request)).await;
 
-        assert!(matches!(result, Ok(Ok(None))), "unexpected result: {result:?}");
+        assert_matches!(result, Ok(Ok(None)));
     }
 
     #[tokio::test]

crates/lock/src/error.rs

@@ -290,17 +290,18 @@ impl From<tonic::Status> for LockError {
 #[cfg(test)]
 mod tests {
     use super::*;
+    use std::assert_matches;
 
     #[test]
     fn test_error_creation() {
         let timeout_err = LockError::timeout("test-resource", Duration::from_secs(5));
-        assert!(matches!(timeout_err, LockError::Timeout { .. }));
+        assert_matches!(timeout_err, LockError::Timeout { .. });
 
         let not_found_err = LockError::resource_not_found("missing-resource");
-        assert!(matches!(not_found_err, LockError::ResourceNotFound { .. }));
+        assert_matches!(not_found_err, LockError::ResourceNotFound { .. });
 
         let permission_err = LockError::permission_denied("insufficient privileges");
-        assert!(matches!(permission_err, LockError::PermissionDenied { .. }));
+        assert_matches!(permission_err, LockError::PermissionDenied { .. });
     }
 
     #[test]

crates/rio-v2/tests/README.md

@@ -30,7 +30,7 @@ Or point the tests at another generated root:
 
 ```powershell
 $env:RUSTFS_MINIO_FIXTURE_ROOT = '.\rustfs\tmp\minio-fixture-lab-smoke'
-cargo +1.95.0 test -p rustfs-rio-v2 --test minio_generated_fixtures -- --ignored
+cargo +1.96.0 test -p rustfs-rio-v2 --test minio_generated_fixtures -- --ignored
 ```
 
 ## Scope