resolve concerns

Author: hellow554

tests/quick.rs

@@ -258,7 +258,9 @@ where
         let mut it = get_it();
 
         for _ in 0..(counts.len() - 1) {
-            assert!(it.next().is_some(), "Iterator shouldn't be finished, may not be deterministic");
+            if it.next().is_none() {
+                panic!("Iterator shouldn't be finished, may not be deterministic");
+            }
         }
 
         if it.next().is_none() {
@@ -1546,7 +1548,8 @@ quickcheck! {
     fn counts(nums: Vec<isize>) -> TestResult {
         let counts = nums.iter().counts();
         for (&item, &count) in counts.iter() {
-            if count == 0 {
+            #[allow(clippy::absurd_extreme_comparisons)]
+            if count <= 0 {
                 return TestResult::failed();
             }
             if count != nums.iter().filter(|&x| x == item).count() {