Nov 29 23:01:56.506 INFO checking m-g-dev/fbsep against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 23:01:56.506 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 23:01:56.905 INFO [stdout] 2e03bc015a79daef554bbc5afffff7d171adffc00939493ad9802371c051d6f5
Nov 29 23:01:56.912 INFO running `"docker" "start" "-a" "2e03bc015a79daef554bbc5afffff7d171adffc00939493ad9802371c051d6f5"`
Nov 29 23:01:58.146 INFO [stderr] usermod: no changes
Nov 29 23:01:58.178 INFO [stderr]     Checking fbsep v0.1.0 (/source)
Nov 29 23:01:58.384 INFO [stderr] warning: unused variable: `greyscale`
Nov 29 23:01:58.384 INFO [stderr]  --> src/lib.rs:1:21
Nov 29 23:01:58.384 INFO [stderr]   |
Nov 29 23:01:58.384 INFO [stderr] 1 | pub fn binarization(greyscale: &[u8]) -> i32 {
Nov 29 23:01:58.384 INFO [stderr]   |                     ^^^^^^^^^ help: consider using `_greyscale` instead
Nov 29 23:01:58.384 INFO [stderr]   |
Nov 29 23:01:58.384 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 29 23:01:58.384 INFO [stderr] 
Nov 29 23:01:58.664 INFO [stderr] warning: unused variable: `greyscale`
Nov 29 23:01:58.664 INFO [stderr]  --> src/lib.rs:1:21
Nov 29 23:01:58.664 INFO [stderr]   |
Nov 29 23:01:58.664 INFO [stderr] 1 | pub fn binarization(greyscale: &[u8]) -> i32 {
Nov 29 23:01:58.664 INFO [stderr]   |                     ^^^^^^^^^ help: consider using `_greyscale` instead
Nov 29 23:01:58.664 INFO [stderr]   |
Nov 29 23:01:58.664 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 29 23:01:58.664 INFO [stderr] 
Nov 29 23:01:58.664 INFO [stderr] warning: function is never used: `a`
Nov 29 23:01:58.664 INFO [stderr]  --> src/lib.rs:9:5
Nov 29 23:01:58.664 INFO [stderr]   |
Nov 29 23:01:58.664 INFO [stderr] 9 |     fn a() {
Nov 29 23:01:58.664 INFO [stderr]   |     ^^^^^^
Nov 29 23:01:58.664 INFO [stderr]   |
Nov 29 23:01:58.664 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 29 23:01:58.664 INFO [stderr] 
Nov 29 23:01:58.672 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
Nov 29 23:01:58.674 INFO [stderr] su: No module specific data is present
Nov 29 23:01:59.522 INFO running `"docker" "inspect" "2e03bc015a79daef554bbc5afffff7d171adffc00939493ad9802371c051d6f5"`
Nov 29 23:01:59.654 INFO running `"docker" "rm" "-f" "2e03bc015a79daef554bbc5afffff7d171adffc00939493ad9802371c051d6f5"`
Nov 29 23:01:59.865 INFO [stdout] 2e03bc015a79daef554bbc5afffff7d171adffc00939493ad9802371c051d6f5