change some log levels to trace

Author: pietroalbini

src/bin/server/service.rs

@@ -153,7 +153,7 @@ impl RlaService {
 }
 
 fn reply(status: StatusCode, body: &'static str) -> ResponseFuture {
-    info!("response: {} {:?}", status.as_u16(), body.trim());
+    trace!("response: {} {:?}", status.as_u16(), body.trim());
     let mut resp = Response::new(Body::from(body));
     *resp.status_mut() = status;
     Box::new(future::ok(resp))

src/bin/server/worker.rs

@@ -296,7 +296,7 @@ impl Worker {
             }
 
             if self.recently_learned.recently_witnessed(&job.id()) {
-                info!("Skipped already processed {}", job);
+                trace!("Skipped already processed {}", job);
                 continue;
             }