Nov 29 23:01:56.641 INFO checking m-g-dev/fbsep against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 23:01:56.641 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-1/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 29 23:01:57.014 INFO [stdout] 5cfd13cd35b9b7640200d587acc12dd9575ab6b11e96d3fd03f7c9dc9c737916
Nov 29 23:01:57.018 INFO running `"docker" "start" "-a" "5cfd13cd35b9b7640200d587acc12dd9575ab6b11e96d3fd03f7c9dc9c737916"`
Nov 29 23:01:58.252 INFO [stderr] usermod: no changes
Nov 29 23:01:58.289 INFO [stderr]     Checking fbsep v0.1.0 (/source)
Nov 29 23:01:58.598 INFO [stderr] warning: unused variable: `greyscale`
Nov 29 23:01:58.598 INFO [stderr]  --> src/lib.rs:1:21
Nov 29 23:01:58.598 INFO [stderr]   |
Nov 29 23:01:58.598 INFO [stderr] 1 | pub fn binarization(greyscale: &[u8]) -> i32 {
Nov 29 23:01:58.598 INFO [stderr]   |                     ^^^^^^^^^ help: consider using `_greyscale` instead
Nov 29 23:01:58.598 INFO [stderr]   |
Nov 29 23:01:58.598 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 29 23:01:58.598 INFO [stderr] 
Nov 29 23:01:58.714 INFO [stderr] warning: unused variable: `greyscale`
Nov 29 23:01:58.714 INFO [stderr]  --> src/lib.rs:1:21
Nov 29 23:01:58.714 INFO [stderr]   |
Nov 29 23:01:58.714 INFO [stderr] 1 | pub fn binarization(greyscale: &[u8]) -> i32 {
Nov 29 23:01:58.714 INFO [stderr]   |                     ^^^^^^^^^ help: consider using `_greyscale` instead
Nov 29 23:01:58.714 INFO [stderr]   |
Nov 29 23:01:58.714 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 29 23:01:58.714 INFO [stderr] 
Nov 29 23:01:58.716 INFO [stderr] warning: function is never used: `a`
Nov 29 23:01:58.716 INFO [stderr]  --> src/lib.rs:9:5
Nov 29 23:01:58.716 INFO [stderr]   |
Nov 29 23:01:58.716 INFO [stderr] 9 |     fn a() {
Nov 29 23:01:58.716 INFO [stderr]   |     ^^^^^^
Nov 29 23:01:58.716 INFO [stderr]   |
Nov 29 23:01:58.716 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 29 23:01:58.716 INFO [stderr] 
Nov 29 23:01:58.723 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
Nov 29 23:01:58.724 INFO [stderr] su: No module specific data is present
Nov 29 23:01:59.526 INFO running `"docker" "inspect" "5cfd13cd35b9b7640200d587acc12dd9575ab6b11e96d3fd03f7c9dc9c737916"`
Nov 29 23:01:59.666 INFO running `"docker" "rm" "-f" "5cfd13cd35b9b7640200d587acc12dd9575ab6b11e96d3fd03f7c9dc9c737916"`
Nov 29 23:01:59.861 INFO [stdout] 5cfd13cd35b9b7640200d587acc12dd9575ab6b11e96d3fd03f7c9dc9c737916