Dec 04 20:06:11.676 INFO checking dbasedow/imgdiff against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 20:06:11.676 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"`
Dec 04 20:06:12.155 INFO [stdout] 98b9802a4698f6cf6590f734f1e43069902bbac9817f2af1962ea3c53dbe966c
Dec 04 20:06:12.163 INFO running `"docker" "start" "-a" "98b9802a4698f6cf6590f734f1e43069902bbac9817f2af1962ea3c53dbe966c"`
Dec 04 20:06:13.447 INFO [stderr] usermod: no changes
Dec 04 20:06:13.588 INFO [stderr]     Checking jpeg-decoder v0.1.14
Dec 04 20:06:15.430 INFO [stderr]     Checking image v0.18.0
Dec 04 20:06:20.303 INFO [stderr]     Checking imgdiff v0.1.0 (/source)
Dec 04 20:06:21.747 INFO [stderr] warning: unused variable: `left`
Dec 04 20:06:21.747 INFO [stderr]   --> src/main.rs:20:12
Dec 04 20:06:21.747 INFO [stderr]    |
Dec 04 20:06:21.747 INFO [stderr] 20 | fn diff_bw(left: &[u8], right: &[u8]) -> u8 {
Dec 04 20:06:21.747 INFO [stderr]    |            ^^^^ help: consider using `_left` instead
Dec 04 20:06:21.747 INFO [stderr]    |
Dec 04 20:06:21.747 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 20:06:21.747 INFO [stderr] 
Dec 04 20:06:21.747 INFO [stderr] warning: unused variable: `right`
Dec 04 20:06:21.747 INFO [stderr]   --> src/main.rs:20:25
Dec 04 20:06:21.747 INFO [stderr]    |
Dec 04 20:06:21.747 INFO [stderr] 20 | fn diff_bw(left: &[u8], right: &[u8]) -> u8 {
Dec 04 20:06:21.747 INFO [stderr]    |                         ^^^^^ help: consider using `_right` instead
Dec 04 20:06:21.747 INFO [stderr] 
Dec 04 20:06:21.758 INFO [stderr] warning: function is never used: `diff_bw`
Dec 04 20:06:21.758 INFO [stderr]   --> src/main.rs:20:1
Dec 04 20:06:21.758 INFO [stderr]    |
Dec 04 20:06:21.758 INFO [stderr] 20 | fn diff_bw(left: &[u8], right: &[u8]) -> u8 {
Dec 04 20:06:21.758 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:06:21.758 INFO [stderr]    |
Dec 04 20:06:21.758 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 20:06:21.758 INFO [stderr] 
Dec 04 20:06:21.904 INFO [stderr] warning: unused variable: `left`
Dec 04 20:06:21.904 INFO [stderr]   --> src/main.rs:20:12
Dec 04 20:06:21.904 INFO [stderr]    |
Dec 04 20:06:21.904 INFO [stderr] 20 | fn diff_bw(left: &[u8], right: &[u8]) -> u8 {
Dec 04 20:06:21.904 INFO [stderr]    |            ^^^^ help: consider using `_left` instead
Dec 04 20:06:21.904 INFO [stderr]    |
Dec 04 20:06:21.904 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 20:06:21.904 INFO [stderr] 
Dec 04 20:06:21.904 INFO [stderr] warning: unused variable: `right`
Dec 04 20:06:21.904 INFO [stderr]   --> src/main.rs:20:25
Dec 04 20:06:21.904 INFO [stderr]    |
Dec 04 20:06:21.904 INFO [stderr] 20 | fn diff_bw(left: &[u8], right: &[u8]) -> u8 {
Dec 04 20:06:21.904 INFO [stderr]    |                         ^^^^^ help: consider using `_right` instead
Dec 04 20:06:21.904 INFO [stderr] 
Dec 04 20:06:21.915 INFO [stderr] warning: function is never used: `diff_bw`
Dec 04 20:06:21.915 INFO [stderr]   --> src/main.rs:20:1
Dec 04 20:06:21.915 INFO [stderr]    |
Dec 04 20:06:21.915 INFO [stderr] 20 | fn diff_bw(left: &[u8], right: &[u8]) -> u8 {
Dec 04 20:06:21.915 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 20:06:21.915 INFO [stderr]    |
Dec 04 20:06:21.915 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 20:06:21.915 INFO [stderr] 
Dec 04 20:06:21.930 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.45s
Dec 04 20:06:21.955 INFO [stderr] su: No module specific data is present
Dec 04 20:06:22.717 INFO running `"docker" "inspect" "98b9802a4698f6cf6590f734f1e43069902bbac9817f2af1962ea3c53dbe966c"`
Dec 04 20:06:22.974 INFO running `"docker" "rm" "-f" "98b9802a4698f6cf6590f734f1e43069902bbac9817f2af1962ea3c53dbe966c"`
Dec 04 20:06:23.154 INFO [stdout] 98b9802a4698f6cf6590f734f1e43069902bbac9817f2af1962ea3c53dbe966c