Sep 01 03:10:37.221 INFO checking gitter-slack-0.1.1 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Sep 01 03:10:37.221 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Sep 01 03:10:37.221 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-3/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/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 +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 03:10:37.377 INFO blam! 647be50bb88bc870d9440affbf40bc467b70bd76395dfed9c1920bf5a2b73b97
Sep 01 03:10:37.378 INFO running `"docker" "start" "-a" "647be50bb88bc870d9440affbf40bc467b70bd76395dfed9c1920bf5a2b73b97"`
Sep 01 03:10:38.167 INFO kablam! warning: only one of `license` or `license-file` is necessary
Sep 01 03:10:38.332 INFO kablam!     Checking gitter-slack v0.1.1 (file:///source)
Sep 01 03:10:44.790 INFO kablam! warning: variable does not need to be mutable
Sep 01 03:10:44.790 INFO kablam!    --> src/main.rs:139:17
Sep 01 03:10:44.790 INFO kablam!     |
Sep 01 03:10:44.790 INFO kablam! 139 |             let mut bf = &mut buffer;
Sep 01 03:10:44.790 INFO kablam!     |                 ----^^
Sep 01 03:10:44.790 INFO kablam!     |                 |
Sep 01 03:10:44.790 INFO kablam!     |                 help: remove this `mut`
Sep 01 03:10:44.791 INFO kablam!     |
Sep 01 03:10:44.791 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 03:10:44.792 INFO kablam! 
Sep 01 03:10:45.102 INFO kablam! warning: variable does not need to be mutable
Sep 01 03:10:45.102 INFO kablam!    --> src/main.rs:139:17
Sep 01 03:10:45.102 INFO kablam!     |
Sep 01 03:10:45.102 INFO kablam! 139 |             let mut bf = &mut buffer;
Sep 01 03:10:45.102 INFO kablam!     |                 ----^^
Sep 01 03:10:45.102 INFO kablam!     |                 |
Sep 01 03:10:45.102 INFO kablam!     |                 help: remove this `mut`
Sep 01 03:10:45.102 INFO kablam!     |
Sep 01 03:10:45.102 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 03:10:45.102 INFO kablam! 
Sep 01 03:10:45.198 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.04s
Sep 01 03:10:45.212 INFO kablam! su: No module specific data is present
Sep 01 03:10:45.783 INFO running `"docker" "rm" "-f" "647be50bb88bc870d9440affbf40bc467b70bd76395dfed9c1920bf5a2b73b97"`
Sep 01 03:10:45.923 INFO blam! 647be50bb88bc870d9440affbf40bc467b70bd76395dfed9c1920bf5a2b73b97