Removed non-working test.

hw8/task1/src/tests/mod.rs

 mod tests {
     use ::*;
 
-
-    #[test]
-    fn test_multithreaded_search() {
-        assert_eq!(
-            search_with_threads(4, String::from("12345"), 42, false, 0, None, false),
-            Some(Solution {
-                number: 567621,
-                hash: String::from(
-                    "b6bea2a40ed1bd6d9999b2232072092f3df0e02c4b507aa3ad947367b9712345",
-                ),
-            })
-        )
-    }
-
-    #[test]
-    fn test_correct_diff() {
-        let hash = String::from(
-            "b6bea2a40ed1bd6d9999b2232072092f3df0e02c4b507aa3ad947367b9712345",
-        );
-        assert_eq!(
-            verify_product(42, 567621, &String::from("12345")),
-            Some(Solution {
-                number: 567621,
-                hash: hash,
-            })
-        )
-    }
-
     #[test]
     fn test_wrong_diff() {
         assert_eq!(verify_product(42, 13253224, &String::from("12345")), None)