Sep 18 00:06:58.888 INFO checking gitter-slack-0.1.1 against master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690 for pr-54033
Sep 18 00:06:58.888 INFO running: cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets
Sep 18 00:06:58.888 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54033/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-4/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/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 +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 18 00:06:59.110 INFO blam! e7613abf0e6554096ec9e2e809405ebc55da3b5a75907c0816d7f0173a6ff5d1
Sep 18 00:06:59.115 INFO running `"docker" "start" "-a" "e7613abf0e6554096ec9e2e809405ebc55da3b5a75907c0816d7f0173a6ff5d1"`
Sep 18 00:07:00.221 INFO kablam! usermod: no changes
Sep 18 00:07:00.242 INFO kablam! warning: only one of `license` or `license-file` is necessary
Sep 18 00:07:00.348 INFO kablam!     Checking chrono v0.4.6
Sep 18 00:07:02.230 INFO kablam!     Checking gitter-slack v0.1.1 (/source)
Sep 18 00:07:04.784 INFO kablam! warning: variable does not need to be mutable
Sep 18 00:07:04.784 INFO kablam!    --> src/main.rs:139:17
Sep 18 00:07:04.784 INFO kablam!     |
Sep 18 00:07:04.784 INFO kablam! 139 |             let mut bf = &mut buffer;
Sep 18 00:07:04.784 INFO kablam!     |                 ----^^
Sep 18 00:07:04.784 INFO kablam!     |                 |
Sep 18 00:07:04.784 INFO kablam!     |                 help: remove this `mut`
Sep 18 00:07:04.784 INFO kablam!     |
Sep 18 00:07:04.784 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 18 00:07:04.784 INFO kablam! 
Sep 18 00:07:04.834 INFO kablam! warning: variable does not need to be mutable
Sep 18 00:07:04.835 INFO kablam!    --> src/main.rs:139:17
Sep 18 00:07:04.835 INFO kablam!     |
Sep 18 00:07:04.835 INFO kablam! 139 |             let mut bf = &mut buffer;
Sep 18 00:07:04.835 INFO kablam!     |                 ----^^
Sep 18 00:07:04.835 INFO kablam!     |                 |
Sep 18 00:07:04.835 INFO kablam!     |                 help: remove this `mut`
Sep 18 00:07:04.835 INFO kablam!     |
Sep 18 00:07:04.835 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 18 00:07:04.835 INFO kablam! 
Sep 18 00:07:04.899 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.66s
Sep 18 00:07:04.909 INFO kablam! su: No module specific data is present
Sep 18 00:07:05.752 INFO running `"docker" "rm" "-f" "e7613abf0e6554096ec9e2e809405ebc55da3b5a75907c0816d7f0173a6ff5d1"`
Sep 18 00:07:05.831 INFO blam! e7613abf0e6554096ec9e2e809405ebc55da3b5a75907c0816d7f0173a6ff5d1