Fix build.

Cargo.toml

@@ -39,5 +39,5 @@ name = "emu6502"
 name = "emu6502"
 
 [dependencies]
-log = "0.1.0"
+log = "0.2.1"
 

src/lib.rs

@@ -25,10 +25,17 @@
 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 
+#![feature(core)]
+#![feature(hash)]
+#![feature(rustc_private)]
+
 // Needed for debug! / log! macros
 #[macro_use]
 extern crate log;
 
+#[macro_use]
+extern crate rustc_bitflags;
+
 pub mod address;
 pub mod instruction;
 pub mod machine;

src/machine.rs

@@ -730,8 +730,7 @@ impl Machine {
     }
 }
 
-#[allow(unstable)]
-impl std::fmt::Show for Machine {
+impl std::fmt::Debug for Machine {
     fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
         write!(f, "Machine Dump:\n\nAccumulator: {}",
                self.registers.accumulator)

src/range_incl.rs

@@ -1,5 +1,3 @@
-#![allow(unstable)]
-
 use std::num::Int;
 
 pub struct RangeIncl<T: Int> {

src/registers.rs

@@ -55,7 +55,6 @@ impl StatusArgs {
 }
 
 pub bitflags! {
-#[allow(unstable)]
 #[derive(Show)]
     flags Status: u8 {
         const PS_NEGATIVE           = 0b10000000,