fix deprecated usage

diff --git a/src/cargo/util/process_builder.rs b/src/cargo/util/process_builder.rs
index 01c9431af152ce61d03f83dcc1c332306f29a25d..7b9e5d468ea6873530668f1558bfd8ef2ee87706 100644 (file)
--- a/src/cargo/util/process_builder.rs
+++ b/src/cargo/util/process_builder.rs
@@ -143,7 +143,7 @@ impl ProcessBuilder {
             _ => ()
         }
 
-        ret.as_slice().to_owned()
+        ret.to_vec()
     }
 
     fn build_path(&self) -> Option<String> {