Nov 04 18:17:53.680 INFO checking rustc-hex-2.0.1 against master#2ad8c7b3502616aff142a4640cce911c6c2c5463 for pr-55655
Nov 04 18:17:53.680 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-1/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55655/master#2ad8c7b3502616aff142a4640cce911c6c2c5463:/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 +2ad8c7b3502616aff142a4640cce911c6c2c5463-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"`
Nov 04 18:17:54.055 INFO blam! 560b5b1961e20996b3be63de65bba6aa37c504f1fdc6f1d89213bc2b3a27d26e
Nov 04 18:17:54.059 INFO running `"docker" "start" "-a" "560b5b1961e20996b3be63de65bba6aa37c504f1fdc6f1d89213bc2b3a27d26e"`
Nov 04 18:17:55.329 INFO kablam! usermod: no changes
Nov 04 18:17:55.399 INFO kablam!     Checking rustc-hex v2.0.1 (/source)
Nov 04 18:17:56.859 INFO kablam! error[E0283]: type annotations required: cannot resolve `_: std::iter::FromIterator<char>`
Nov 04 18:17:56.859 INFO kablam!   --> benches/hex.rs:14:22
Nov 04 18:17:56.859 INFO kablam!    |
Nov 04 18:17:56.859 INFO kablam! 14 |         s.as_bytes().to_hex();
Nov 04 18:17:56.860 INFO kablam!    |                      ^^^^^^
Nov 04 18:17:56.860 INFO kablam! 
Nov 04 18:17:56.860 INFO kablam! error[E0282]: type annotations needed
Nov 04 18:17:56.860 INFO kablam!   --> benches/hex.rs:25:9
Nov 04 18:17:56.860 INFO kablam!    |
Nov 04 18:17:56.861 INFO kablam! 23 |     let sb = s.as_bytes().to_hex();
Nov 04 18:17:56.861 INFO kablam!    |         -- consider giving `sb` a type
Nov 04 18:17:56.861 INFO kablam! 24 |     b.iter(|| {
Nov 04 18:17:56.861 INFO kablam! 25 |         sb.from_hex().unwrap();
Nov 04 18:17:56.861 INFO kablam!    |         ^^ cannot infer type
Nov 04 18:17:56.862 INFO kablam!    |
Nov 04 18:17:56.862 INFO kablam!    = note: type must be known at this point
Nov 04 18:17:56.862 INFO kablam! 
Nov 04 18:17:56.863 INFO kablam! error: aborting due to 2 previous errors
Nov 04 18:17:56.863 INFO kablam! 
Nov 04 18:17:56.863 INFO kablam! Some errors occurred: E0282, E0283.
Nov 04 18:17:56.863 INFO kablam! For more information about an error, try `rustc --explain E0282`.
Nov 04 18:17:56.864 INFO kablam! error: Could not compile `rustc-hex`.
Nov 04 18:17:56.864 INFO kablam! 
Nov 04 18:17:56.864 INFO kablam! To learn more, run the command again with --verbose.
Nov 04 18:17:56.864 INFO kablam! su: No module specific data is present
Nov 04 18:17:57.250 INFO running `"docker" "rm" "-f" "560b5b1961e20996b3be63de65bba6aa37c504f1fdc6f1d89213bc2b3a27d26e"`
Nov 04 18:17:57.433 INFO blam! 560b5b1961e20996b3be63de65bba6aa37c504f1fdc6f1d89213bc2b3a27d26e