Aug 02 05:15:39.872 INFO checking libx11-0.2.1 against 1.27.2+tmplazy for lazy_static-1
Aug 02 05:15:39.873 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 05:15:39.873 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 05:15:39.873 INFO running `"docker" "create" "-v" "/tmp/crater.32OfnWbCnmkH:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2+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 02 05:15:40.062 INFO blam! a1316f091a386d6f923a5b1882f9731f357f647f8f1832776dd0ea6047f8f3ea
Aug 02 05:15:40.064 INFO running `"docker" "start" "-a" "a1316f091a386d6f923a5b1882f9731f357f647f8f1832776dd0ea6047f8f3ea"`
Aug 02 05:15:41.416 INFO kablam!     Checking libx11 v0.2.1 (file:///source)
Aug 02 05:15:42.090 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 05:15:42.090 INFO kablam!  --> src/lib.rs:5:1
Aug 02 05:15:42.090 INFO kablam!   |
Aug 02 05:15:42.090 INFO kablam! 5 | #![feature(libc)] // this is for rustdoc
Aug 02 05:15:42.091 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 05:15:42.091 INFO kablam! 
Aug 02 05:15:42.099 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 05:15:42.099 INFO kablam!  --> src/lib.rs:5:1
Aug 02 05:15:42.099 INFO kablam!   |
Aug 02 05:15:42.099 INFO kablam! 5 | #![feature(libc)] // this is for rustdoc
Aug 02 05:15:42.099 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 05:15:42.099 INFO kablam! 
Aug 02 05:15:42.111 INFO kablam! error: aborting due to previous error
Aug 02 05:15:42.111 INFO kablam! 
Aug 02 05:15:42.111 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 05:15:42.120 INFO kablam! error: Could not compile `libx11`.
Aug 02 05:15:42.120 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 05:15:42.127 INFO kablam! error: aborting due to previous error
Aug 02 05:15:42.127 INFO kablam! 
Aug 02 05:15:42.127 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 05:15:42.135 INFO kablam! error: Could not compile `libx11`.
Aug 02 05:15:42.135 INFO kablam! 
Aug 02 05:15:42.135 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 05:15:42.136 INFO kablam! su: No module specific data is present
Aug 02 05:15:42.678 INFO running `"docker" "rm" "-f" "a1316f091a386d6f923a5b1882f9731f357f647f8f1832776dd0ea6047f8f3ea"`
Aug 02 05:15:42.806 INFO blam! a1316f091a386d6f923a5b1882f9731f357f647f8f1832776dd0ea6047f8f3ea