Fix

src/mining/lib.rs

@@ -1,17 +1,16 @@
-+++ mining/lib.rs
--use std::collections::HashMap;
 use std::collections::HashMap;
- use std::sync::Arc;
- use std::sync::atomic::{AtomicUsize, Ordering};
+use std::collections::HashMap;
+use std::sync::Arc;
+use std::sync::atomic::{AtomicUsize, Ordering};
 
  pub struct Miner {
     pub id: usize,
  pub struct Miner {
      pub hash_power: usize,
      pub hash_rate: AtomicUsize,
      pub shares: Arc<HashMap<usize, usize>>,
--    pub difficulty: usize,
-+    pub difficulty: u64,
+   pub difficulty: usize,
+   pub difficulty: u64,
  }
 }
 
@@ -25,20 +24,20 @@ use std::collections::HashMap;
 }
 
      pub fn hash_rate(&self) -> usize {
--        self.hash_rate.load(Ordering::SeqCst)
-+        self.hash_rate.load(Ordering::SeqCst) as u64
+-       self.hash_rate.load(Ordering::SeqCst)
+       self.hash_rate.load(Ordering::SeqCst) as u64
      }
 
      pub fn mine(&self, nonce: usize) -> bool {
 
         let mut hash = nonce;
- @@ impl Miner {
+ impl Miner {
          self.hash_rate.store(hash_rate, Ordering::SeqCst);
               true
 
          } else {
--            false
-+            false
+           false
+           false
          }
 
         }