fix(warning): fix minor warnings

Author: omarabid

examples/internals-timer.rs

@@ -29,15 +29,15 @@ fn main() {
         .duration_since(std::time::UNIX_EPOCH)
         .unwrap()
         .as_secs();
-
     println!("Current Time: {}", now);
 
     // Listen to the Timer events
     std::thread::spawn(move || {
+        #[allow(irrefutable_let_patterns)]
         while let result = rx.recv() {
             match result {
                 Ok(time) => println!("Thread 1 Notification: {}", time),
-                Err(err) => {
+                Err(_err) => {
                     println!("Error Thread 1");
                     break;
                 }
@@ -46,10 +46,11 @@ fn main() {
     });
 
     std::thread::spawn(move || {
+        #[allow(irrefutable_let_patterns)]
         while let result = rx2.recv() {
             match result {
                 Ok(time) => println!("Thread 2 Notification: {}", time),
-                Err(err) => {
+                Err(_err) => {
                     println!("Error Thread 2");
                     break;
                 }

src/pyroscope.rs

@@ -219,7 +219,7 @@ impl PyroscopeAgent {
         // Wait for the Thread to finish
         let pair = Arc::clone(&self.running);
         let (lock, cvar) = &*pair;
-        cvar.wait_while(lock.lock()?, |running| *running)?;
+        let _guard = cvar.wait_while(lock.lock()?, |running| *running)?;
 
         // Create a clone of Backend
         let backend = Arc::clone(&self.backend);