Aug 01 16:46:11.754 INFO checking felix-clark/rust-na against 1.27.2+tmplazy for lazy_static-1
Aug 01 16:46:11.755 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 16:46:11.755 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 16:46:11.755 INFO running `"docker" "create" "-v" "/tmp/crater.P9OqPzNRLBzR:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-6/1.27.2+tmplazy:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 01 16:46:12.006 INFO blam! 0ccad149f0dc4ed6bf85fa710a328fdf6de749d99b3a17eebe241a0111c09e18
Aug 01 16:46:12.009 INFO running `"docker" "start" "-a" "0ccad149f0dc4ed6bf85fa710a328fdf6de749d99b3a17eebe241a0111c09e18"`
Aug 01 16:46:12.994 INFO kablam!     Checking rustna v0.1.0 (file:///source)
Aug 01 16:46:13.323 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 16:46:13.323 INFO kablam!  --> src/lib.rs:2:1
Aug 01 16:46:13.323 INFO kablam!   |
Aug 01 16:46:13.323 INFO kablam! 2 | #![feature(try_from)]
Aug 01 16:46:13.323 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 16:46:13.323 INFO kablam! 
Aug 01 16:46:13.323 INFO kablam! error: aborting due to previous error
Aug 01 16:46:13.323 INFO kablam! 
Aug 01 16:46:13.324 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 16:46:13.338 INFO kablam! error: Could not compile `rustna`.
Aug 01 16:46:13.339 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 16:46:13.557 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 16:46:13.557 INFO kablam!  --> src/lib.rs:2:1
Aug 01 16:46:13.557 INFO kablam!   |
Aug 01 16:46:13.557 INFO kablam! 2 | #![feature(try_from)]
Aug 01 16:46:13.557 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 16:46:13.557 INFO kablam! 
Aug 01 16:46:13.558 INFO kablam! error: aborting due to previous error
Aug 01 16:46:13.558 INFO kablam! 
Aug 01 16:46:13.558 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 16:46:13.579 INFO kablam! error: Could not compile `rustna`.
Aug 01 16:46:13.579 INFO kablam! 
Aug 01 16:46:13.579 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 16:46:13.580 INFO kablam! su: No module specific data is present
Aug 01 16:46:14.118 INFO running `"docker" "rm" "-f" "0ccad149f0dc4ed6bf85fa710a328fdf6de749d99b3a17eebe241a0111c09e18"`
Aug 01 16:46:14.283 INFO blam! 0ccad149f0dc4ed6bf85fa710a328fdf6de749d99b3a17eebe241a0111c09e18