chore: update rust to nightly 2025-10-01 (#7069)

* chore: update rust to nightly 2025-10-01

Signed-off-by: luofucong <luofc@foxmail.com>

* chore: nix update

---------

Signed-off-by: luofucong <luofc@foxmail.com>
Co-authored-by: Ning Sun <sunning@greptime.com>

src/common/function/src/function_registry.rs

@@ -71,7 +71,7 @@ impl FunctionRegistry {
         for alias in func.aliases() {
             let func: ScalarFunctionFactory = func.clone().into();
             let alias = ScalarFunctionFactory {
-                name: alias.to_string(),
+                name: alias.clone(),
                 ..func
             };
             self.register(alias);

src/common/function/src/lib.rs

@@ -12,7 +12,6 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-#![feature(let_chains)]
 #![feature(try_blocks)]
 #![feature(assert_matches)]
 

src/common/function/src/scalars/ip/range.rs

@@ -309,7 +309,7 @@ fn is_ipv6_in_range(ip: &Ipv6Addr, cidr_base: &Ipv6Addr, prefix_len: u8) -> Opti
     }
 
     // If there's a partial byte to check
-    if prefix_len % 8 != 0 && full_bytes < 16 {
+    if !prefix_len.is_multiple_of(8) && full_bytes < 16 {
         let bits_to_check = prefix_len % 8;
         let mask = 0xFF_u8 << (8 - bits_to_check);
 

src/common/function/src/scalars/vector/impl_conv.rs

@@ -36,7 +36,7 @@ pub fn as_veclit(arg: &ScalarValue) -> Result<Option<Cow<'_, [f32]>>> {
 
 /// Convert a u8 slice to a vector literal.
 pub fn binlit_as_veclit(bytes: &[u8]) -> Result<Cow<'_, [f32]>> {
-    if bytes.len() % std::mem::size_of::<f32>() != 0 {
+    if !bytes.len().is_multiple_of(size_of::<f32>()) {
         return InvalidFuncArgsSnafu {
             err_msg: format!("Invalid binary length of vector: {}", bytes.len()),
         }