update

src/pkg/package.rs

@@ -38,7 +38,11 @@ impl Package {
     }
 
     pub fn file_list(&self) -> Vec<String> {
-        list_tar_file(&self.base_path().join(self.file_name())).unwrap()
+        list_tar_file(&self.base_path().join(self.file_name()))
+            .unwrap()
+            .into_iter()
+            .filter(|x| !x.ends_with("/"))
+            .collect()
     }
 
     pub fn binaries(&self) -> Vec<String> {