fix the benchmarks to work with #18

Author: dwrensha

benchmark/benchmark.rs

@@ -28,13 +28,13 @@ pub mod eval;
 mod uncompressed {
     use capnp;
 
-    pub fn write<T : ::std::io::Writer, U : capnp::message::MessageBuilder>(
+    pub fn write<'a, T : ::std::io::Writer, U : capnp::message::MessageBuilder<'a>>(
         writer: &mut T,
         message: &U) {
         capnp::serialize::write_message(writer, message).unwrap();
     }
 
-    pub fn write_buffered<T : ::std::io::Writer, U : capnp::message::MessageBuilder>(
+    pub fn write_buffered<'a, T : ::std::io::Writer, U : capnp::message::MessageBuilder<'a>>(
         writer: &mut T,
         message: &U) {
         capnp::serialize::write_message(writer, message).unwrap();
@@ -51,13 +51,13 @@ mod packed {
     use capnp;
     use capnp::serialize_packed::{write_packed_message, write_packed_message_unbuffered};
 
-    pub fn write<T : ::std::io::Writer, U : capnp::message::MessageBuilder>(
+    pub fn write<'a, T : ::std::io::Writer, U : capnp::message::MessageBuilder<'a>>(
         writer: &mut T,
         message: &U) {
         write_packed_message_unbuffered(writer, message).unwrap();
     }
 
-    pub fn write_buffered<T : capnp::io::BufferedOutputStream, U : capnp::message::MessageBuilder>(
+    pub fn write_buffered<'a, T : capnp::io::BufferedOutputStream, U : capnp::message::MessageBuilder<'a>>(
         writer: &mut T,
         message: &U) {
         write_packed_message(writer, message).unwrap();

src/capnp/message.rs

@@ -266,7 +266,7 @@ impl <'a> ScratchSpaceMallocMessageBuilder<'a> {
 
 }
 
-impl <'a> MessageBuilder<'a> for ScratchSpaceMallocMessageBuilder<'a> {
+impl <'a, 'b> MessageBuilder<'a> for ScratchSpaceMallocMessageBuilder<'b> {
     fn mut_arena(&mut self) -> &mut BuilderArena {
         &mut *self.arena
     }