Dec 11 19:57:17.602 INFO checking dbasedow/imgdiff against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 19:57:17.602 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 11 19:57:17.829 INFO [stdout] fad5c5e75a979cd6969c8df7bc0f81bbf5e4d9ae6ca84bae02c5c32a3a84bb75
Dec 11 19:57:17.831 INFO running `"docker" "start" "-a" "fad5c5e75a979cd6969c8df7bc0f81bbf5e4d9ae6ca84bae02c5c32a3a84bb75"`
Dec 11 19:57:18.784 INFO [stderr] usermod: no changes
Dec 11 19:57:18.960 INFO [stderr]     Checking png v0.11.0
Dec 11 19:57:20.316 INFO [stderr]     Checking image v0.18.0
Dec 11 19:57:25.344 INFO [stderr]     Checking imgdiff v0.1.0 (/source)
Dec 11 19:57:27.092 INFO [stderr] warning: unused variable: `left`
Dec 11 19:57:27.092 INFO [stderr]   --> src/main.rs:20:12
Dec 11 19:57:27.092 INFO [stderr]    |
Dec 11 19:57:27.092 INFO [stderr] 20 | fn diff_bw(left: &[u8], right: &[u8]) -> u8 {
Dec 11 19:57:27.092 INFO [stderr]    |            ^^^^ help: consider using `_left` instead
Dec 11 19:57:27.092 INFO [stderr]    |
Dec 11 19:57:27.092 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 19:57:27.092 INFO [stderr] 
Dec 11 19:57:27.092 INFO [stderr] warning: unused variable: `right`
Dec 11 19:57:27.092 INFO [stderr]   --> src/main.rs:20:25
Dec 11 19:57:27.092 INFO [stderr]    |
Dec 11 19:57:27.092 INFO [stderr] 20 | fn diff_bw(left: &[u8], right: &[u8]) -> u8 {
Dec 11 19:57:27.092 INFO [stderr]    |                         ^^^^^ help: consider using `_right` instead
Dec 11 19:57:27.092 INFO [stderr] 
Dec 11 19:57:27.140 INFO [stderr] warning: function is never used: `diff_bw`
Dec 11 19:57:27.140 INFO [stderr]   --> src/main.rs:20:1
Dec 11 19:57:27.140 INFO [stderr]    |
Dec 11 19:57:27.140 INFO [stderr] 20 | fn diff_bw(left: &[u8], right: &[u8]) -> u8 {
Dec 11 19:57:27.140 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:57:27.140 INFO [stderr]    |
Dec 11 19:57:27.140 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 19:57:27.140 INFO [stderr] 
Dec 11 19:57:27.142 INFO [stderr] warning: unused variable: `left`
Dec 11 19:57:27.143 INFO [stderr]   --> src/main.rs:20:12
Dec 11 19:57:27.143 INFO [stderr]    |
Dec 11 19:57:27.143 INFO [stderr] 20 | fn diff_bw(left: &[u8], right: &[u8]) -> u8 {
Dec 11 19:57:27.143 INFO [stderr]    |            ^^^^ help: consider using `_left` instead
Dec 11 19:57:27.143 INFO [stderr]    |
Dec 11 19:57:27.143 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 19:57:27.143 INFO [stderr] 
Dec 11 19:57:27.143 INFO [stderr] warning: unused variable: `right`
Dec 11 19:57:27.143 INFO [stderr]   --> src/main.rs:20:25
Dec 11 19:57:27.143 INFO [stderr]    |
Dec 11 19:57:27.143 INFO [stderr] 20 | fn diff_bw(left: &[u8], right: &[u8]) -> u8 {
Dec 11 19:57:27.143 INFO [stderr]    |                         ^^^^^ help: consider using `_right` instead
Dec 11 19:57:27.143 INFO [stderr] 
Dec 11 19:57:27.164 INFO [stderr] warning: function is never used: `diff_bw`
Dec 11 19:57:27.164 INFO [stderr]   --> src/main.rs:20:1
Dec 11 19:57:27.164 INFO [stderr]    |
Dec 11 19:57:27.164 INFO [stderr] 20 | fn diff_bw(left: &[u8], right: &[u8]) -> u8 {
Dec 11 19:57:27.164 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 19:57:27.164 INFO [stderr]    |
Dec 11 19:57:27.164 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 19:57:27.164 INFO [stderr] 
Dec 11 19:57:27.178 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.38s
Dec 11 19:57:27.192 INFO [stderr] su: No module specific data is present
Dec 11 19:57:27.882 INFO running `"docker" "inspect" "fad5c5e75a979cd6969c8df7bc0f81bbf5e4d9ae6ca84bae02c5c32a3a84bb75"`
Dec 11 19:57:28.224 INFO running `"docker" "rm" "-f" "fad5c5e75a979cd6969c8df7bc0f81bbf5e4d9ae6ca84bae02c5c32a3a84bb75"`
Dec 11 19:57:28.440 INFO [stdout] fad5c5e75a979cd6969c8df7bc0f81bbf5e4d9ae6ca84bae02c5c32a3a84bb75