ci: use stable rust version (#140)

Signed-off-by: zhangjinpeng1987 <zhangjinpeng@pingcap.com>

* ci: rustfmt, clippy using stable version

.github/workflows/test.yml

@@ -36,7 +36,7 @@ jobs:
         name: Setup Cargo Toolchain 🛎️
         with:
           components: rustfmt, clippy, llvm-tools-preview
-          toolchain: nightly
+          toolchain: stable
           default: true
       - name: Check Code Format 🔧
         run: |

proto/src/lib.rs

@@ -1,4 +1,3 @@
-#[allow(clippy::derive_partial_eq_without_eq)]
 pub mod meta {
     include!(concat!(env!("OUT_DIR"), "/meta.rs"));
 }

src/db.rs

@@ -99,7 +99,7 @@ impl Core {
             }
         }
 
-        fids.sort();
+        fids.sort_unstable();
 
         for fid in &fids {
             let memtable = Self::open_mem_table(opts, *fid)?;