diff --git a/Rust/source/src/idgen/snow_worker_m1.rs b/Rust/source/src/idgen/snow_worker_m1.rs
index c6f63f7..bdd1eec 100644
--- a/Rust/source/src/idgen/snow_worker_m1.rs
+++ b/Rust/source/src/idgen/snow_worker_m1.rs
@@ -93,7 +93,7 @@ impl SnowWorkerM1 {
 
         // 5.MaxSeqNumber
         let mut maxSeqNumber = (1 << options.SeqBitLength) - 1;
-        if options.maxSeqNumber <= 0 {
+        if options.MaxSeqNumber <= 0 {
             maxSeqNumber = 63;
         }
         if options.MaxSeqNumber < 0 || options.MaxSeqNumber > maxSeqNumber {
diff --git a/Rust/source/src/lib.rs b/Rust/source/src/lib.rs
index f3b770d..18cc0e1 100644
--- a/Rust/source/src/lib.rs
+++ b/Rust/source/src/lib.rs
@@ -4,7 +4,6 @@ mod idgen;
 // extern crate lazy_static;
 extern crate libc;
 
-use libc::{c_char, uint32_t};
 use std::ffi::{CStr, CString};
 use std::str;
 pub use idgen::*;
diff --git a/Rust/source/src/main.rs b/Rust/source/src/main.rs
index 382b577..75f5a33 100644
--- a/Rust/source/src/main.rs
+++ b/Rust/source/src/main.rs
@@ -31,7 +31,8 @@ fn main() {
 
         while i < times {
             i += 1;
-            YitIdHelper::NextId();
+            id = YitIdHelper::NextId();
+            println!("id: {}", id);
 
             // if multiThread { // 这是多线程
             //     thread::spawn(move || {