Redox on Ubuntu 17.10 - Untrusted Compile Failure

gistfile1.txt

   Compiling serde v0.8.23
   Compiling byteorder v1.0.0
   Compiling gcc v0.3.51
   Compiling untrusted v0.5.0
error: struct field shorthands are unstable (see issue #37340)
   --> /home/greg/.cargo/registry/src/github.com-1ecc6299db9ec823/untrusted-0.5.0/src/untrusted.rs:313:21
    |
313 |             Slice { bytes }
    |                     ^^^^^

error: struct field shorthands are unstable (see issue #37340)
   --> /home/greg/.cargo/registry/src/github.com-1ecc6299db9ec823/untrusted-0.5.0/src/untrusted.rs:327:51
    |
327 |             self.bytes.get(r).map(|bytes| Slice { bytes })
    |                                                   ^^^^^

error: aborting due to 2 previous errors

error: Could not compile `untrusted
Build failed, waiting for other jobs to finish...
error: build failed
mk/initfs.mk:2: recipe for target 'build/initfs.tag' failed
make: *** [build/initfs.tag] Error 101