Oct 27 06:16:45.528 INFO checking dahlia/gitter-slack against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 27 06:16:45.529 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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"`
Oct 27 06:16:46.139 INFO blam! 6ad80f512ff2ee79c7c171ccbb4c20d77c3b0caf16fdbc66fd33573dee38acf6
Oct 27 06:16:46.141 INFO running `"docker" "start" "-a" "6ad80f512ff2ee79c7c171ccbb4c20d77c3b0caf16fdbc66fd33573dee38acf6"`
Oct 27 06:16:47.811 INFO kablam! usermod: no changes
Oct 27 06:16:47.887 INFO kablam! warning: only one of `license` or `license-file` is necessary
Oct 27 06:16:48.094 INFO kablam!     Checking tokio-io v0.1.3
Oct 27 06:16:48.099 INFO kablam!     Checking chrono v0.4.0
Oct 27 06:16:50.181 INFO kablam!     Checking tokio-core v0.1.9
Oct 27 06:16:52.629 INFO kablam!     Checking tokio-proto v0.1.1
Oct 27 06:16:52.635 INFO kablam!     Checking tokio-tls v0.1.3
Oct 27 06:16:55.887 INFO kablam!     Checking hyper v0.11.2
Oct 27 06:17:00.955 INFO kablam!     Checking hyper-tls v0.1.2
Oct 27 06:17:02.539 INFO kablam!     Checking gitter-slack v0.1.1 (/source)
Oct 27 06:17:04.875 INFO kablam! warning: variable does not need to be mutable
Oct 27 06:17:04.875 INFO kablam!    --> src/main.rs:139:17
Oct 27 06:17:04.875 INFO kablam!     |
Oct 27 06:17:04.875 INFO kablam! 139 |             let mut bf = &mut buffer;
Oct 27 06:17:04.875 INFO kablam!     |                 ----^^
Oct 27 06:17:04.875 INFO kablam!     |                 |
Oct 27 06:17:04.875 INFO kablam!     |                 help: remove this `mut`
Oct 27 06:17:04.875 INFO kablam!     |
Oct 27 06:17:04.875 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 27 06:17:04.875 INFO kablam! 
Oct 27 06:17:04.915 INFO kablam! warning: variable does not need to be mutable
Oct 27 06:17:04.915 INFO kablam!    --> src/main.rs:139:17
Oct 27 06:17:04.915 INFO kablam!     |
Oct 27 06:17:04.915 INFO kablam! 139 |             let mut bf = &mut buffer;
Oct 27 06:17:04.915 INFO kablam!     |                 ----^^
Oct 27 06:17:04.915 INFO kablam!     |                 |
Oct 27 06:17:04.915 INFO kablam!     |                 help: remove this `mut`
Oct 27 06:17:04.915 INFO kablam!     |
Oct 27 06:17:04.915 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 27 06:17:04.915 INFO kablam! 
Oct 27 06:17:05.003 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 17.16s
Oct 27 06:17:05.015 INFO kablam! su: No module specific data is present
Oct 27 06:17:05.865 INFO running `"docker" "rm" "-f" "6ad80f512ff2ee79c7c171ccbb4c20d77c3b0caf16fdbc66fd33573dee38acf6"`
Oct 27 06:17:06.191 INFO blam! 6ad80f512ff2ee79c7c171ccbb4c20d77c3b0caf16fdbc66fd33573dee38acf6