Aug 11 03:12:57.229 INFO checking rustc-hex-2.0.0 against try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy for libc-1
Aug 11 03:12:57.229 INFO running: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 03:12:57.229 INFO creating container for: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 03:12:57.230 INFO running `"docker" "create" "-v" "/tmp/crater.1SbV1SYdgClN:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-2/try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+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 +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 03:12:57.479 INFO blam! 83606bd0d9159f3a9ff2e27d681bca53476f5183a640cf254ed6f2c92950f9f7
Aug 11 03:12:57.482 INFO running `"docker" "start" "-a" "83606bd0d9159f3a9ff2e27d681bca53476f5183a640cf254ed6f2c92950f9f7"`
Aug 11 03:12:58.342 INFO kablam!     Checking rustc-hex v2.0.0 (file:///source)
Aug 11 03:13:00.168 INFO kablam! error[E0283]: type annotations required: cannot resolve `_: std::iter::FromIterator<char>`
Aug 11 03:13:00.168 INFO kablam!   --> benches/hex.rs:14:22
Aug 11 03:13:00.168 INFO kablam!    |
Aug 11 03:13:00.168 INFO kablam! 14 |         s.as_bytes().to_hex();
Aug 11 03:13:00.168 INFO kablam!    |                      ^^^^^^
Aug 11 03:13:00.168 INFO kablam! 
Aug 11 03:13:00.169 INFO kablam! error[E0282]: type annotations needed
Aug 11 03:13:00.169 INFO kablam!   --> benches/hex.rs:25:9
Aug 11 03:13:00.169 INFO kablam!    |
Aug 11 03:13:00.170 INFO kablam! 23 |     let sb = s.as_bytes().to_hex();
Aug 11 03:13:00.170 INFO kablam!    |         -- consider giving `sb` a type
Aug 11 03:13:00.170 INFO kablam! 24 |     b.iter(|| {
Aug 11 03:13:00.170 INFO kablam! 25 |         sb.from_hex().unwrap();
Aug 11 03:13:00.170 INFO kablam!    |         ^^ cannot infer type
Aug 11 03:13:00.179 INFO kablam!    |
Aug 11 03:13:00.180 INFO kablam!    = note: type must be known at this point
Aug 11 03:13:00.180 INFO kablam! 
Aug 11 03:13:00.182 INFO kablam! error: aborting due to 2 previous errors
Aug 11 03:13:00.183 INFO kablam! 
Aug 11 03:13:00.183 INFO kablam! Some errors occurred: E0282, E0283.
Aug 11 03:13:00.184 INFO kablam! For more information about an error, try `rustc --explain E0282`.
Aug 11 03:13:00.209 INFO kablam! error: Could not compile `rustc-hex`.
Aug 11 03:13:00.209 INFO kablam! 
Aug 11 03:13:00.209 INFO kablam! To learn more, run the command again with --verbose.
Aug 11 03:13:00.211 INFO kablam! su: No module specific data is present
Aug 11 03:13:00.791 INFO running `"docker" "rm" "-f" "83606bd0d9159f3a9ff2e27d681bca53476f5183a640cf254ed6f2c92950f9f7"`
Aug 11 03:13:00.949 INFO blam! 83606bd0d9159f3a9ff2e27d681bca53476f5183a640cf254ed6f2c92950f9f7