address issues from latest clippy (#1018)

Author: bmc-msft

src/agent/coverage/src/block/linux.rs

@@ -350,9 +350,8 @@ impl LoadEvents {
         let loaded: Vec<_> = new
             .iter()
             .filter(|(nva, n)| {
-                old.iter()
-                    .find(|(iva, i)| nva == iva && n.path() == i.path())
-                    .is_none()
+                !old.iter()
+                    .any(|(iva, i)| *nva == iva && n.path() == i.path())
             })
             .map(|(va, i)| (*va, i.clone()))
             .collect();
@@ -361,9 +360,8 @@ impl LoadEvents {
         let unloaded: Vec<_> = old
             .iter()
             .filter(|(iva, i)| {
-                new.iter()
-                    .find(|(nva, n)| nva == iva && n.path() == i.path())
-                    .is_none()
+                !new.iter()
+                    .any(|(nva, n)| nva == *iva && n.path() == i.path())
             })
             .map(|(va, i)| (*va, i.clone()))
             .collect();

src/agent/onefuzz-agent/src/tasks/utils.rs

@@ -19,7 +19,6 @@ pub async fn download_input(input_url: Url, dst: impl AsRef<Path>) -> Result<Pat
             .to_file_path()
             .map_err(|_| anyhow!("Invalid file Url"))?;
         fs::copy(&input_file_path, &file_path).await?;
-        Ok(file_path)
     } else {
         let resp = Client::new()
             .get(input_url)
@@ -41,9 +40,8 @@ pub async fn download_input(input_url: Url, dst: impl AsRef<Path>) -> Result<Pat
         let mut writer = io::BufWriter::new(file);
 
         io::copy(&mut body, &mut writer).await?;
-
-        Ok(file_path)
     }
+    Ok(file_path)
 }
 
 pub async fn reset_tmp_dir(tmp_dir: impl AsRef<Path>) -> Result<()> {

src/agent/onefuzz/src/libfuzzer.rs

@@ -109,11 +109,10 @@ impl<'a> LibFuzzer<'a> {
         }
 
         // check if a max_time is already set
-        if self
+        if !self
             .options
             .iter()
-            .find(|o| o.starts_with("-max_total_time"))
-            .is_none()
+            .any(|o| o.starts_with("-max_total_time"))
         {
             cmd.arg(format!("-max_total_time={}", DEFAULT_MAX_TOTAL_SECONDS));
         }