Dec 17 20:19:16.249 INFO checking m-g-dev/fbsep against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 20:19:16.249 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/m-g-dev/fbsep:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 20:19:16.576 INFO [stdout] 11b1fdbf1d53ca0c8b21df93e25bb75103d954ca45e96265f6d65a2e256e4809
Dec 17 20:19:16.584 INFO running `"docker" "start" "-a" "11b1fdbf1d53ca0c8b21df93e25bb75103d954ca45e96265f6d65a2e256e4809"`
Dec 17 20:19:17.313 INFO [stderr]     Checking fbsep v0.1.0 (/opt/crater/workdir)
Dec 17 20:19:17.414 INFO [stderr] warning: unused variable: `greyscale`
Dec 17 20:19:17.414 INFO [stderr]  --> src/lib.rs:1:21
Dec 17 20:19:17.414 INFO [stderr]   |
Dec 17 20:19:17.414 INFO [stderr] 1 | pub fn binarization(greyscale: &[u8]) -> i32 {
Dec 17 20:19:17.414 INFO [stderr]   |                     ^^^^^^^^^ help: consider using `_greyscale` instead
Dec 17 20:19:17.414 INFO [stderr]   |
Dec 17 20:19:17.414 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 17 20:19:17.414 INFO [stderr] 
Dec 17 20:19:17.488 INFO [stderr] warning: unused variable: `greyscale`
Dec 17 20:19:17.488 INFO [stderr]  --> src/lib.rs:1:21
Dec 17 20:19:17.488 INFO [stderr]   |
Dec 17 20:19:17.488 INFO [stderr] 1 | pub fn binarization(greyscale: &[u8]) -> i32 {
Dec 17 20:19:17.488 INFO [stderr]   |                     ^^^^^^^^^ help: consider using `_greyscale` instead
Dec 17 20:19:17.488 INFO [stderr]   |
Dec 17 20:19:17.488 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 17 20:19:17.489 INFO [stderr] 
Dec 17 20:19:17.500 INFO [stderr] warning: function is never used: `a`
Dec 17 20:19:17.500 INFO [stderr]  --> src/lib.rs:9:5
Dec 17 20:19:17.500 INFO [stderr]   |
Dec 17 20:19:17.500 INFO [stderr] 9 |     fn a() {
Dec 17 20:19:17.500 INFO [stderr]   |     ^^^^^^
Dec 17 20:19:17.500 INFO [stderr]   |
Dec 17 20:19:17.500 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 17 20:19:17.500 INFO [stderr] 
Dec 17 20:19:17.509 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
Dec 17 20:19:17.952 INFO running `"docker" "inspect" "11b1fdbf1d53ca0c8b21df93e25bb75103d954ca45e96265f6d65a2e256e4809"`
Dec 17 20:19:18.099 INFO running `"docker" "rm" "-f" "11b1fdbf1d53ca0c8b21df93e25bb75103d954ca45e96265f6d65a2e256e4809"`
Dec 17 20:19:18.248 INFO [stdout] 11b1fdbf1d53ca0c8b21df93e25bb75103d954ca45e96265f6d65a2e256e4809