Sep 20 04:15:16.365 INFO checking buffoon-0.5.0 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 20 04:15:16.365 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 20 04:15:16.365 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-4/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 04:15:16.654 INFO blam! 711f38235e9697fd689de5e69ec4cc9faaa7c4acbf5648c8ba8d531033eb49f7
Sep 20 04:15:16.656 INFO running `"docker" "start" "-a" "711f38235e9697fd689de5e69ec4cc9faaa7c4acbf5648c8ba8d531033eb49f7"`
Sep 20 04:15:17.552 INFO kablam! usermod: no changes
Sep 20 04:15:17.599 INFO kablam!     Checking buffoon v0.5.0 (/source)
Sep 20 04:15:18.287 INFO kablam! warning: variable does not need to be mutable
Sep 20 04:15:18.287 INFO kablam!    --> src/input_stream.rs:104:17
Sep 20 04:15:18.287 INFO kablam!     |
Sep 20 04:15:18.287 INFO kablam! 104 |             let mut buf = slice::from_raw_parts_mut(ret.as_mut_ptr(), len);
Sep 20 04:15:18.287 INFO kablam!     |                 ----^^^
Sep 20 04:15:18.287 INFO kablam!     |                 |
Sep 20 04:15:18.287 INFO kablam!     |                 help: remove this `mut`
Sep 20 04:15:18.287 INFO kablam!     |
Sep 20 04:15:18.287 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 20 04:15:18.287 INFO kablam! 
Sep 20 04:15:18.327 INFO kablam! warning: variable does not need to be mutable
Sep 20 04:15:18.327 INFO kablam!    --> src/input_stream.rs:104:17
Sep 20 04:15:18.327 INFO kablam!     |
Sep 20 04:15:18.327 INFO kablam! 104 |             let mut buf = slice::from_raw_parts_mut(ret.as_mut_ptr(), len);
Sep 20 04:15:18.327 INFO kablam!     |                 ----^^^
Sep 20 04:15:18.327 INFO kablam!     |                 |
Sep 20 04:15:18.327 INFO kablam!     |                 help: remove this `mut`
Sep 20 04:15:18.327 INFO kablam!     |
Sep 20 04:15:18.327 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 20 04:15:18.327 INFO kablam! 
Sep 20 04:15:18.391 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
Sep 20 04:15:18.393 INFO kablam! su: No module specific data is present
Sep 20 04:15:19.132 INFO running `"docker" "rm" "-f" "711f38235e9697fd689de5e69ec4cc9faaa7c4acbf5648c8ba8d531033eb49f7"`
Sep 20 04:15:19.197 INFO blam! 711f38235e9697fd689de5e69ec4cc9faaa7c4acbf5648c8ba8d531033eb49f7