Nov 04 23:31:02.338 INFO checking gitter-slack-0.1.1 against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 04 23:31:02.339 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-2/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +e740b9aa0b624fa39feb39613e76d15bdf57e594-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 04 23:31:02.726 INFO blam! 5ae4cc96b729ebedb816c11ceb6d825ef849b6566cd49b5e9a906cc1570ae2bd
Nov 04 23:31:02.731 INFO running `"docker" "start" "-a" "5ae4cc96b729ebedb816c11ceb6d825ef849b6566cd49b5e9a906cc1570ae2bd"`
Nov 04 23:31:04.182 INFO kablam! usermod: no changes
Nov 04 23:31:04.227 INFO kablam! warning: only one of `license` or `license-file` is necessary
Nov 04 23:31:04.503 INFO kablam!     Checking gitter-slack v0.1.1 (/source)
Nov 04 23:31:13.583 INFO kablam! warning: variable does not need to be mutable
Nov 04 23:31:13.583 INFO kablam!    --> src/main.rs:139:17
Nov 04 23:31:13.583 INFO kablam!     |
Nov 04 23:31:13.583 INFO kablam! 139 |             let mut bf = &mut buffer;
Nov 04 23:31:13.583 INFO kablam!     |                 ----^^
Nov 04 23:31:13.583 INFO kablam!     |                 |
Nov 04 23:31:13.583 INFO kablam!     |                 help: remove this `mut`
Nov 04 23:31:13.583 INFO kablam!     |
Nov 04 23:31:13.583 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 04 23:31:13.583 INFO kablam! 
Nov 04 23:31:13.739 INFO kablam! warning: variable does not need to be mutable
Nov 04 23:31:13.740 INFO kablam!    --> src/main.rs:139:17
Nov 04 23:31:13.740 INFO kablam!     |
Nov 04 23:31:13.741 INFO kablam! 139 |             let mut bf = &mut buffer;
Nov 04 23:31:13.741 INFO kablam!     |                 ----^^
Nov 04 23:31:13.742 INFO kablam!     |                 |
Nov 04 23:31:13.743 INFO kablam!     |                 help: remove this `mut`
Nov 04 23:31:13.743 INFO kablam!     |
Nov 04 23:31:13.744 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 04 23:31:13.744 INFO kablam! 
Nov 04 23:31:13.832 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 9.62s
Nov 04 23:31:13.863 INFO kablam! su: No module specific data is present
Nov 04 23:31:14.932 INFO running `"docker" "rm" "-f" "5ae4cc96b729ebedb816c11ceb6d825ef849b6566cd49b5e9a906cc1570ae2bd"`
Nov 04 23:31:15.275 INFO blam! 5ae4cc96b729ebedb816c11ceb6d825ef849b6566cd49b5e9a906cc1570ae2bd