diff --git a/src/commands/bench.rs b/src/commands/bench.rs
index 387bcf9..921700b 100644
--- a/src/commands/bench.rs
+++ b/src/commands/bench.rs
@@ -1,7 +1,6 @@
 use tantivy::Index;
 use tantivy::schema::{Field, Schema};
 use tantivy::query::QueryParser;
-use tantivy::query::Query;
 use std::path::Path;
 use tantivy::TimerTree;
 use std::io::BufReader;
@@ -67,7 +66,7 @@ fn run_bench(index_path: &Path,
     for _ in 0..num_repeat {
         for query_txt in &queries {
             let query = query_parser.parse_query(&query_txt).unwrap();
-            let num_terms = query.num_terms();
+            // let num_terms = query.num_terms();
             let mut top_collector = TopCollector::with_limit(10);
             let mut count_collector = CountCollector::default();
             let timing;
@@ -75,7 +74,7 @@ fn run_bench(index_path: &Path,
                 let mut collector = chain().push(&mut top_collector).push(&mut count_collector);
                 timing = try!(query.search(&searcher, &mut collector).map_err(|e| format!("Failed while searching query {:?}.\n\n{:?}", query_txt, e)));
             }
-            println!("{}\t{}\t{}\t{}", query_txt, num_terms, count_collector.count(), timing.total_time());
+            println!("{}\t{}\t{}", query_txt, count_collector.count(), timing.total_time());
         }
     }
     
diff --git a/src/commands/new.rs b/src/commands/new.rs
index 9dbdd8c..edb1329 100644
--- a/src/commands/new.rs
+++ b/src/commands/new.rs
@@ -144,6 +144,7 @@ fn run_new(directory: PathBuf) -> tantivy::Result<()> {
     let schema_json = format!("{}", json::as_pretty_json(&schema));
     println!("\n{}\n", Style::new().fg(Green).paint(schema_json));
     let mut index = try!(Index::create(&directory, schema));
-    index.save_metas()
+    // index.save_metas()
+    Ok(())
 }
 
diff --git a/src/commands/serve.rs b/src/commands/serve.rs
index 2aa5e94..d799763 100644
--- a/src/commands/serve.rs
+++ b/src/commands/serve.rs
@@ -35,8 +35,6 @@ use tantivy::collector::CountCollector;
 use tantivy::collector::TopCollector;
 use tantivy::Document;
 use tantivy::Index;
-use tantivy::query::Explanation;
-use tantivy::query::Query;
 use tantivy::query::QueryParser;
 use tantivy::schema::Field;
 use tantivy::schema::FieldType;
@@ -65,7 +63,6 @@ struct Serp {
 #[derive(RustcEncodable)]
 struct Hit {
     doc: NamedFieldDocument,
-    explain: Option<Explanation>,
 }
 
 struct IndexServer {
@@ -101,10 +98,9 @@ impl IndexServer {
         }
     }
 
-    fn create_hit(&self, doc: &Document, explain: Option<Explanation>) -> Hit {
+    fn create_hit(&self, doc: &Document) -> Hit {
         Hit {
-            doc: self.schema.to_named_doc(&doc),
-            explain: explain,
+            doc: self.schema.to_named_doc(&doc)
         }
     }
     
@@ -127,14 +123,7 @@ impl IndexServer {
                 .iter()
                 .map(|doc_address| {
                     let doc: Document = searcher.doc(doc_address).unwrap();
-                    let explanation;
-                    if explain {
-                        explanation = Some(query.explain(&searcher, doc_address).unwrap());
-                    }
-                    else {
-                        explanation = None;
-                    }
-                    self.create_hit(&doc, explanation)
+                    self.create_hit(&doc)
                 })
                 .collect()
         };