Oct 13 17:29:37.597 INFO checking buffoon-0.5.0 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 17:29:37.597 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-1/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 13 17:29:37.911 INFO blam! 7bb73ecc58f858a7ed59eabb748ac757499c659a97c04b45ffab75d7161e339e
Oct 13 17:29:37.920 INFO running `"docker" "start" "-a" "7bb73ecc58f858a7ed59eabb748ac757499c659a97c04b45ffab75d7161e339e"`
Oct 13 17:29:38.546 INFO kablam! usermod: no changes
Oct 13 17:29:38.602 INFO kablam!     Checking buffoon v0.5.0 (/source)
Oct 13 17:29:39.436 INFO kablam! warning: variable does not need to be mutable
Oct 13 17:29:39.436 INFO kablam!    --> src/input_stream.rs:104:17
Oct 13 17:29:39.436 INFO kablam!     |
Oct 13 17:29:39.436 INFO kablam! 104 |             let mut buf = slice::from_raw_parts_mut(ret.as_mut_ptr(), len);
Oct 13 17:29:39.436 INFO kablam!     |                 ----^^^
Oct 13 17:29:39.436 INFO kablam!     |                 |
Oct 13 17:29:39.436 INFO kablam!     |                 help: remove this `mut`
Oct 13 17:29:39.436 INFO kablam!     |
Oct 13 17:29:39.436 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 17:29:39.436 INFO kablam! 
Oct 13 17:29:39.820 INFO kablam! warning: variable does not need to be mutable
Oct 13 17:29:39.820 INFO kablam!    --> src/input_stream.rs:104:17
Oct 13 17:29:39.820 INFO kablam!     |
Oct 13 17:29:39.820 INFO kablam! 104 |             let mut buf = slice::from_raw_parts_mut(ret.as_mut_ptr(), len);
Oct 13 17:29:39.820 INFO kablam!     |                 ----^^^
Oct 13 17:29:39.820 INFO kablam!     |                 |
Oct 13 17:29:39.820 INFO kablam!     |                 help: remove this `mut`
Oct 13 17:29:39.820 INFO kablam!     |
Oct 13 17:29:39.820 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 17:29:39.820 INFO kablam! 
Oct 13 17:29:39.954 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
Oct 13 17:29:39.957 INFO kablam! su: No module specific data is present
Oct 13 17:29:40.856 INFO running `"docker" "rm" "-f" "7bb73ecc58f858a7ed59eabb748ac757499c659a97c04b45ffab75d7161e339e"`
Oct 13 17:29:41.097 INFO blam! 7bb73ecc58f858a7ed59eabb748ac757499c659a97c04b45ffab75d7161e339e