Aug 02 09:11:08.942 INFO checking gherkin_rust-0.3.1 against 1.27.2 for lazy_static-1
Aug 02 09:11:08.942 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 09:11:08.942 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 09:11:08.942 INFO running `"docker" "create" "-v" "/tmp/crater.e4SU3JT2Q0uN:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2:/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 02 09:11:09.202 INFO blam! f60c4f4791dfb4ec750d63fe3a8bc79952e06fdfe77d54c1c51e63fd8220d393
Aug 02 09:11:09.204 INFO running `"docker" "start" "-a" "f60c4f4791dfb4ec750d63fe3a8bc79952e06fdfe77d54c1c51e63fd8220d393"`
Aug 02 09:11:10.358 INFO kablam!     Checking pathdiff v0.1.0
Aug 02 09:11:10.362 INFO kablam!     Checking gherkin_rust v0.3.1
Aug 02 09:11:10.365 INFO kablam!     Checking gherkin_rust v0.3.1 (file:///source)
Aug 02 09:11:13.843 INFO kablam!     Checking cucumber_rust v0.3.4
Aug 02 09:11:14.861 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 09:11:14.861 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/cucumber_rust-0.3.4/src/lib.rs:9:1
Aug 02 09:11:14.861 INFO kablam!   |
Aug 02 09:11:14.861 INFO kablam! 9 | #![feature(set_stdio)]
Aug 02 09:11:14.861 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^
Aug 02 09:11:14.862 INFO kablam! 
Aug 02 09:11:14.862 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 09:11:14.862 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/cucumber_rust-0.3.4/src/lib.rs:10:1
Aug 02 09:11:14.862 INFO kablam!    |
Aug 02 09:11:14.862 INFO kablam! 10 | #![feature(fnbox)]
Aug 02 09:11:14.862 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Aug 02 09:11:14.862 INFO kablam! 
Aug 02 09:11:14.864 INFO kablam! error: aborting due to 2 previous errors
Aug 02 09:11:14.864 INFO kablam! 
Aug 02 09:11:14.864 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 09:11:14.874 INFO kablam! error: Could not compile `cucumber_rust`.
Aug 02 09:11:14.874 INFO kablam! 
Aug 02 09:11:14.874 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 09:11:14.876 INFO kablam! su: No module specific data is present
Aug 02 09:11:15.482 INFO running `"docker" "rm" "-f" "f60c4f4791dfb4ec750d63fe3a8bc79952e06fdfe77d54c1c51e63fd8220d393"`
Aug 02 09:11:15.586 INFO blam! f60c4f4791dfb4ec750d63fe3a8bc79952e06fdfe77d54c1c51e63fd8220d393