Sep 18 00:06:58.625 INFO checking gitter-slack-0.1.1 against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 18 00:06:58.625 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 18 00:06:58.625 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-1/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/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=1000" "-e" "CMD=cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 18 00:06:58.980 INFO blam! 4428046ce719110d11f8b67675dd5c8ed122ef4ecf45b61ef97672605f0ddb92
Sep 18 00:06:58.987 INFO running `"docker" "start" "-a" "4428046ce719110d11f8b67675dd5c8ed122ef4ecf45b61ef97672605f0ddb92"`
Sep 18 00:06:59.890 INFO kablam! usermod: no changes
Sep 18 00:06:59.916 INFO kablam! warning: only one of `license` or `license-file` is necessary
Sep 18 00:07:00.076 INFO kablam!     Checking chrono v0.4.6
Sep 18 00:07:01.837 INFO kablam!     Checking gitter-slack v0.1.1 (/source)
Sep 18 00:07:04.483 INFO kablam! warning: variable does not need to be mutable
Sep 18 00:07:04.483 INFO kablam!    --> src/main.rs:139:17
Sep 18 00:07:04.483 INFO kablam!     |
Sep 18 00:07:04.483 INFO kablam! 139 |             let mut bf = &mut buffer;
Sep 18 00:07:04.483 INFO kablam!     |                 ----^^
Sep 18 00:07:04.483 INFO kablam!     |                 |
Sep 18 00:07:04.483 INFO kablam!     |                 help: remove this `mut`
Sep 18 00:07:04.483 INFO kablam!     |
Sep 18 00:07:04.483 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 18 00:07:04.483 INFO kablam! 
Sep 18 00:07:04.647 INFO kablam! warning: variable does not need to be mutable
Sep 18 00:07:04.647 INFO kablam!    --> src/main.rs:139:17
Sep 18 00:07:04.647 INFO kablam!     |
Sep 18 00:07:04.647 INFO kablam! 139 |             let mut bf = &mut buffer;
Sep 18 00:07:04.647 INFO kablam!     |                 ----^^
Sep 18 00:07:04.647 INFO kablam!     |                 |
Sep 18 00:07:04.647 INFO kablam!     |                 help: remove this `mut`
Sep 18 00:07:04.647 INFO kablam!     |
Sep 18 00:07:04.647 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 18 00:07:04.647 INFO kablam! 
Sep 18 00:07:04.709 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.80s
Sep 18 00:07:04.721 INFO kablam! su: No module specific data is present
Sep 18 00:07:05.391 INFO running `"docker" "rm" "-f" "4428046ce719110d11f8b67675dd5c8ed122ef4ecf45b61ef97672605f0ddb92"`
Sep 18 00:07:05.476 INFO blam! 4428046ce719110d11f8b67675dd5c8ed122ef4ecf45b61ef97672605f0ddb92