Oct 27 16:26:42.277 INFO checking rustc-hex-2.0.1 against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 27 16:26:42.277 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-0/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +19f01b935b91481fd445b16b533d2f87661bf12e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 27 16:26:42.756 INFO blam! 85915c89a9b5a39e668a7eb59c5916f8ef569a606049c7491dace2af0f176e13
Oct 27 16:26:42.758 INFO running `"docker" "start" "-a" "85915c89a9b5a39e668a7eb59c5916f8ef569a606049c7491dace2af0f176e13"`
Oct 27 16:26:43.810 INFO kablam! usermod: no changes
Oct 27 16:26:43.883 INFO kablam!     Checking rustc-hex v2.0.1 (/source)
Oct 27 16:26:45.635 INFO kablam! error[E0283]: type annotations required: cannot resolve `_: std::iter::FromIterator<char>`
Oct 27 16:26:45.635 INFO kablam!   --> benches/hex.rs:14:22
Oct 27 16:26:45.635 INFO kablam!    |
Oct 27 16:26:45.635 INFO kablam! 14 |         s.as_bytes().to_hex();
Oct 27 16:26:45.635 INFO kablam!    |                      ^^^^^^
Oct 27 16:26:45.635 INFO kablam! 
Oct 27 16:26:45.635 INFO kablam! error[E0282]: type annotations needed
Oct 27 16:26:45.635 INFO kablam!   --> benches/hex.rs:25:9
Oct 27 16:26:45.635 INFO kablam!    |
Oct 27 16:26:45.635 INFO kablam! 23 |     let sb = s.as_bytes().to_hex();
Oct 27 16:26:45.635 INFO kablam!    |         -- consider giving `sb` a type
Oct 27 16:26:45.635 INFO kablam! 24 |     b.iter(|| {
Oct 27 16:26:45.635 INFO kablam! 25 |         sb.from_hex().unwrap();
Oct 27 16:26:45.635 INFO kablam!    |         ^^ cannot infer type
Oct 27 16:26:45.635 INFO kablam!    |
Oct 27 16:26:45.635 INFO kablam!    = note: type must be known at this point
Oct 27 16:26:45.635 INFO kablam! 
Oct 27 16:26:45.635 INFO kablam! error: aborting due to 2 previous errors
Oct 27 16:26:45.635 INFO kablam! 
Oct 27 16:26:45.635 INFO kablam! Some errors occurred: E0282, E0283.
Oct 27 16:26:45.635 INFO kablam! For more information about an error, try `rustc --explain E0282`.
Oct 27 16:26:45.638 INFO kablam! error: Could not compile `rustc-hex`.
Oct 27 16:26:45.639 INFO kablam! 
Oct 27 16:26:45.639 INFO kablam! To learn more, run the command again with --verbose.
Oct 27 16:26:45.640 INFO kablam! su: No module specific data is present
Oct 27 16:26:46.355 INFO running `"docker" "rm" "-f" "85915c89a9b5a39e668a7eb59c5916f8ef569a606049c7491dace2af0f176e13"`
Oct 27 16:26:46.592 INFO blam! 85915c89a9b5a39e668a7eb59c5916f8ef569a606049c7491dace2af0f176e13