Aug 11 03:12:57.300 INFO checking rustc-hex-2.0.0 against master#f6d43ed84207c7e58f363f46e5a438ff40f2b311 for libc-1
Aug 11 03:12:57.301 INFO running: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 03:12:57.301 INFO creating container for: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 03:12:57.301 INFO running `"docker" "create" "-v" "/tmp/crater.O8CEC2o099Qo:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-5/master#f6d43ed84207c7e58f363f46e5a438ff40f2b311:/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 +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 03:12:57.528 INFO blam! b2b2e13f3ac8b02e84dfb1be2b7f5d6d535bfd2f72dddc1d0059a19226e3ddaa
Aug 11 03:12:57.529 INFO running `"docker" "start" "-a" "b2b2e13f3ac8b02e84dfb1be2b7f5d6d535bfd2f72dddc1d0059a19226e3ddaa"`
Aug 11 03:12:58.447 INFO kablam!     Checking rustc-hex v2.0.0 (file:///source)
Aug 11 03:12:59.979 INFO kablam! error[E0283]: type annotations required: cannot resolve `_: std::iter::FromIterator<char>`
Aug 11 03:12:59.979 INFO kablam!   --> benches/hex.rs:14:22
Aug 11 03:12:59.979 INFO kablam!    |
Aug 11 03:12:59.979 INFO kablam! 14 |         s.as_bytes().to_hex();
Aug 11 03:12:59.979 INFO kablam!    |                      ^^^^^^
Aug 11 03:12:59.979 INFO kablam! 
Aug 11 03:12:59.980 INFO kablam! error[E0282]: type annotations needed
Aug 11 03:12:59.980 INFO kablam!   --> benches/hex.rs:25:9
Aug 11 03:12:59.980 INFO kablam!    |
Aug 11 03:12:59.980 INFO kablam! 23 |     let sb = s.as_bytes().to_hex();
Aug 11 03:12:59.980 INFO kablam!    |         -- consider giving `sb` a type
Aug 11 03:12:59.980 INFO kablam! 24 |     b.iter(|| {
Aug 11 03:12:59.980 INFO kablam! 25 |         sb.from_hex().unwrap();
Aug 11 03:12:59.980 INFO kablam!    |         ^^ cannot infer type
Aug 11 03:12:59.980 INFO kablam!    |
Aug 11 03:12:59.980 INFO kablam!    = note: type must be known at this point
Aug 11 03:12:59.980 INFO kablam! 
Aug 11 03:12:59.981 INFO kablam! error: aborting due to 2 previous errors
Aug 11 03:12:59.981 INFO kablam! 
Aug 11 03:12:59.981 INFO kablam! Some errors occurred: E0282, E0283.
Aug 11 03:12:59.982 INFO kablam! For more information about an error, try `rustc --explain E0282`.
Aug 11 03:12:59.989 INFO kablam! error: Could not compile `rustc-hex`.
Aug 11 03:12:59.989 INFO kablam! 
Aug 11 03:12:59.989 INFO kablam! To learn more, run the command again with --verbose.
Aug 11 03:12:59.990 INFO kablam! su: No module specific data is present
Aug 11 03:13:00.557 INFO running `"docker" "rm" "-f" "b2b2e13f3ac8b02e84dfb1be2b7f5d6d535bfd2f72dddc1d0059a19226e3ddaa"`
Aug 11 03:13:00.742 INFO blam! b2b2e13f3ac8b02e84dfb1be2b7f5d6d535bfd2f72dddc1d0059a19226e3ddaa