Aug 02 11:58:10.670 INFO checking cucumber_rust-0.3.3 against 1.27.2 for lazy_static-1
Aug 02 11:58:10.670 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 11:58:10.670 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 11:58:10.670 INFO running `"docker" "create" "-v" "/tmp/crater.PvDrNrFNFelm:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-6/1.27.2:/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 11:58:10.968 INFO blam! 8222ca530ed105a57c62843be8a17dbc2cf95ed0fc3ff12a44c637f49f91f61d
Aug 02 11:58:10.969 INFO running `"docker" "start" "-a" "8222ca530ed105a57c62843be8a17dbc2cf95ed0fc3ff12a44c637f49f91f61d"`
Aug 02 11:58:12.274 INFO kablam!     Checking gherkin_rust v0.3.1
Aug 02 11:58:14.805 INFO kablam!     Checking cucumber_rust v0.3.3 (file:///source)
Aug 02 11:58:15.917 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 11:58:15.917 INFO kablam!  --> src/lib.rs:9:1
Aug 02 11:58:15.917 INFO kablam!   |
Aug 02 11:58:15.917 INFO kablam! 9 | #![feature(set_stdio)]
Aug 02 11:58:15.917 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^
Aug 02 11:58:15.917 INFO kablam! 
Aug 02 11:58:15.917 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 11:58:15.917 INFO kablam!   --> src/lib.rs:10:1
Aug 02 11:58:15.917 INFO kablam!    |
Aug 02 11:58:15.917 INFO kablam! 10 | #![feature(fnbox)]
Aug 02 11:58:15.917 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Aug 02 11:58:15.918 INFO kablam! 
Aug 02 11:58:15.919 INFO kablam! error: aborting due to 2 previous errors
Aug 02 11:58:15.920 INFO kablam! 
Aug 02 11:58:15.920 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 11:58:15.932 INFO kablam! error: Could not compile `cucumber_rust`.
Aug 02 11:58:15.932 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 11:58:16.027 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 11:58:16.027 INFO kablam!  --> src/lib.rs:9:1
Aug 02 11:58:16.027 INFO kablam!   |
Aug 02 11:58:16.027 INFO kablam! 9 | #![feature(set_stdio)]
Aug 02 11:58:16.027 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^
Aug 02 11:58:16.027 INFO kablam! 
Aug 02 11:58:16.027 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 11:58:16.027 INFO kablam!   --> src/lib.rs:10:1
Aug 02 11:58:16.027 INFO kablam!    |
Aug 02 11:58:16.027 INFO kablam! 10 | #![feature(fnbox)]
Aug 02 11:58:16.027 INFO kablam!    | ^^^^^^^^^^^^^^^^^^
Aug 02 11:58:16.027 INFO kablam! 
Aug 02 11:58:16.028 INFO kablam! error: aborting due to 2 previous errors
Aug 02 11:58:16.028 INFO kablam! 
Aug 02 11:58:16.028 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 11:58:16.038 INFO kablam! error: Could not compile `cucumber_rust`.
Aug 02 11:58:16.038 INFO kablam! 
Aug 02 11:58:16.038 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 11:58:16.040 INFO kablam! su: No module specific data is present
Aug 02 11:58:16.831 INFO running `"docker" "rm" "-f" "8222ca530ed105a57c62843be8a17dbc2cf95ed0fc3ff12a44c637f49f91f61d"`
Aug 02 11:58:16.964 INFO blam! 8222ca530ed105a57c62843be8a17dbc2cf95ed0fc3ff12a44c637f49f91f61d