Sep 02 13:11:21.177 INFO checking gitter-slack-0.1.1 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 02 13:11:21.177 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 13:11:21.177 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-2/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 02 13:11:21.333 INFO blam! b9e0b36c100c0c5a3ad44031072c6a376d056c390e5b83d1f58e3d75a291f8cd
Sep 02 13:11:21.335 INFO running `"docker" "start" "-a" "b9e0b36c100c0c5a3ad44031072c6a376d056c390e5b83d1f58e3d75a291f8cd"`
Sep 02 13:11:22.051 INFO kablam! warning: only one of `license` or `license-file` is necessary
Sep 02 13:11:22.295 INFO kablam!     Checking gitter-slack v0.1.1 (file:///source)
Sep 02 13:11:29.033 INFO kablam! warning: variable does not need to be mutable
Sep 02 13:11:29.033 INFO kablam!    --> src/main.rs:139:17
Sep 02 13:11:29.033 INFO kablam!     |
Sep 02 13:11:29.033 INFO kablam! 139 |             let mut bf = &mut buffer;
Sep 02 13:11:29.033 INFO kablam!     |                 ----^^
Sep 02 13:11:29.033 INFO kablam!     |                 |
Sep 02 13:11:29.033 INFO kablam!     |                 help: remove this `mut`
Sep 02 13:11:29.034 INFO kablam!     |
Sep 02 13:11:29.034 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 02 13:11:29.034 INFO kablam! 
Sep 02 13:11:29.113 INFO kablam! warning: variable does not need to be mutable
Sep 02 13:11:29.113 INFO kablam!    --> src/main.rs:139:17
Sep 02 13:11:29.113 INFO kablam!     |
Sep 02 13:11:29.113 INFO kablam! 139 |             let mut bf = &mut buffer;
Sep 02 13:11:29.113 INFO kablam!     |                 ----^^
Sep 02 13:11:29.113 INFO kablam!     |                 |
Sep 02 13:11:29.113 INFO kablam!     |                 help: remove this `mut`
Sep 02 13:11:29.114 INFO kablam!     |
Sep 02 13:11:29.114 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 02 13:11:29.114 INFO kablam! 
Sep 02 13:11:29.199 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.16s
Sep 02 13:11:29.216 INFO kablam! su: No module specific data is present
Sep 02 13:11:29.628 INFO running `"docker" "rm" "-f" "b9e0b36c100c0c5a3ad44031072c6a376d056c390e5b83d1f58e3d75a291f8cd"`
Sep 02 13:11:29.759 INFO blam! b9e0b36c100c0c5a3ad44031072c6a376d056c390e5b83d1f58e3d75a291f8cd