Sep 01 03:04:05.416 INFO checking unicode-trie-0.0.1 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 03:04:05.416 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 03:04:05.416 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-3/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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" "-e" "USER_ID=500" "-e" "CMD=cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 03:04:05.583 INFO blam! 1df0229ac4b312e0d0ff5c0b93864d903afba882eca7beedff26d2b3e46f9520
Sep 01 03:04:05.585 INFO running `"docker" "start" "-a" "1df0229ac4b312e0d0ff5c0b93864d903afba882eca7beedff26d2b3e46f9520"`
Sep 01 03:04:06.504 INFO kablam!     Checking unicode-trie v0.0.1 (file:///source)
Sep 01 03:04:06.794 INFO kablam! warning: variable does not need to be mutable
Sep 01 03:04:06.794 INFO kablam!   --> src/lib.rs:40:13
Sep 01 03:04:06.794 INFO kablam!    |
Sep 01 03:04:06.794 INFO kablam! 40 |         let mut key_parts = UnicodeSegmentation::graphemes(key, true);
Sep 01 03:04:06.794 INFO kablam!    |             ----^^^^^^^^^
Sep 01 03:04:06.794 INFO kablam!    |             |
Sep 01 03:04:06.794 INFO kablam!    |             help: remove this `mut`
Sep 01 03:04:06.794 INFO kablam!    |
Sep 01 03:04:06.794 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 03:04:06.794 INFO kablam! 
Sep 01 03:04:06.860 INFO kablam! warning: variable does not need to be mutable
Sep 01 03:04:06.860 INFO kablam!   --> src/lib.rs:40:13
Sep 01 03:04:06.860 INFO kablam!    |
Sep 01 03:04:06.860 INFO kablam! 40 |         let mut key_parts = UnicodeSegmentation::graphemes(key, true);
Sep 01 03:04:06.860 INFO kablam!    |             ----^^^^^^^^^
Sep 01 03:04:06.860 INFO kablam!    |             |
Sep 01 03:04:06.860 INFO kablam!    |             help: remove this `mut`
Sep 01 03:04:06.861 INFO kablam!    |
Sep 01 03:04:06.861 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 03:04:06.861 INFO kablam! 
Sep 01 03:04:07.048 INFO kablam! error[E0463]: can't find crate for `trie`
Sep 01 03:04:07.048 INFO kablam!  --> tests/all.rs:1:1
Sep 01 03:04:07.048 INFO kablam!   |
Sep 01 03:04:07.048 INFO kablam! 1 | extern crate trie;
Sep 01 03:04:07.048 INFO kablam!   | ^^^^^^^^^^^^^^^^^^ can't find crate
Sep 01 03:04:07.048 INFO kablam! 
Sep 01 03:04:07.048 INFO kablam! error: aborting due to previous error
Sep 01 03:04:07.048 INFO kablam! 
Sep 01 03:04:07.048 INFO kablam! For more information about this error, try `rustc --explain E0463`.
Sep 01 03:04:07.054 INFO kablam! error: Could not compile `unicode-trie`.
Sep 01 03:04:07.054 INFO kablam! 
Sep 01 03:04:07.054 INFO kablam! To learn more, run the command again with --verbose.
Sep 01 03:04:07.055 INFO kablam! su: No module specific data is present
Sep 01 03:04:07.446 INFO running `"docker" "rm" "-f" "1df0229ac4b312e0d0ff5c0b93864d903afba882eca7beedff26d2b3e46f9520"`
Sep 01 03:04:07.533 INFO blam! 1df0229ac4b312e0d0ff5c0b93864d903afba882eca7beedff26d2b3e46f9520