Nov 07 14:44:52.493 INFO checking gitter-slack-0.1.1 against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a+rustflags=-Dduplicate_associated_type_bindings for pr-55687
Nov 07 14:44:52.493 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-4/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a+rustflags=-Dduplicate_associated_type_bindings:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a+rustflags=-Dduplicate_associated_type_bindings:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dduplicate_associated_type_bindings" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 07 14:44:52.872 INFO blam! 18f4e2a8529a76ff630b8b7b1882aeb0751ffb60057e871529cf22df928ba45e
Nov 07 14:44:52.888 INFO running `"docker" "start" "-a" "18f4e2a8529a76ff630b8b7b1882aeb0751ffb60057e871529cf22df928ba45e"`
Nov 07 14:44:53.976 INFO kablam! usermod: no changes
Nov 07 14:44:54.020 INFO kablam! warning: only one of `license` or `license-file` is necessary
Nov 07 14:44:54.244 INFO kablam!     Checking gitter-slack v0.1.1 (/source)
Nov 07 14:45:05.125 INFO kablam! warning: variable does not need to be mutable
Nov 07 14:45:05.125 INFO kablam!    --> src/main.rs:139:17
Nov 07 14:45:05.126 INFO kablam!     |
Nov 07 14:45:05.127 INFO kablam! 139 |             let mut bf = &mut buffer;
Nov 07 14:45:05.127 INFO kablam!     |                 ----^^
Nov 07 14:45:05.127 INFO kablam!     |                 |
Nov 07 14:45:05.128 INFO kablam!     |                 help: remove this `mut`
Nov 07 14:45:05.128 INFO kablam!     |
Nov 07 14:45:05.128 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 07 14:45:05.128 INFO kablam! 
Nov 07 14:45:05.426 INFO kablam! warning: variable does not need to be mutable
Nov 07 14:45:05.426 INFO kablam!    --> src/main.rs:139:17
Nov 07 14:45:05.426 INFO kablam!     |
Nov 07 14:45:05.426 INFO kablam! 139 |             let mut bf = &mut buffer;
Nov 07 14:45:05.426 INFO kablam!     |                 ----^^
Nov 07 14:45:05.426 INFO kablam!     |                 |
Nov 07 14:45:05.426 INFO kablam!     |                 help: remove this `mut`
Nov 07 14:45:05.426 INFO kablam!     |
Nov 07 14:45:05.426 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 07 14:45:05.428 INFO kablam! 
Nov 07 14:45:05.504 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 11.51s
Nov 07 14:45:05.516 INFO kablam! su: No module specific data is present
Nov 07 14:45:06.967 INFO running `"docker" "rm" "-f" "18f4e2a8529a76ff630b8b7b1882aeb0751ffb60057e871529cf22df928ba45e"`
Nov 07 14:45:07.268 INFO blam! 18f4e2a8529a76ff630b8b7b1882aeb0751ffb60057e871529cf22df928ba45e