Dec 18 16:08:13.625 INFO checking gif-0.10.1 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 16:08:13.625 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/gif/0.10.1:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 16:08:13.980 INFO [stdout] 9a2875b6c6ed468a09f0a2e0c9b2409cef110f910a9a45266ce4ed383c1127a6
Dec 18 16:08:13.982 INFO running `"docker" "start" "-a" "9a2875b6c6ed468a09f0a2e0c9b2409cef110f910a9a45266ce4ed383c1127a6"`
Dec 18 16:08:15.832 INFO [stderr]     Checking gif v0.10.1 (/opt/crater/workdir)
Dec 18 16:08:16.283 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 16:08:16.283 INFO [stderr]    --> src/encoder.rs:213:53
Dec 18 16:08:16.288 INFO [stderr]     |
Dec 18 16:08:16.288 INFO [stderr] 213 |             let min_code_size: u8 = match flag_size((*data.iter().max().unwrap_or(&0) as usize + 1)) + 1 {
Dec 18 16:08:16.288 INFO [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 16:08:16.288 INFO [stderr]     |
Dec 18 16:08:16.288 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 18 16:08:16.288 INFO [stderr] 
Dec 18 16:08:16.361 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 16:08:16.361 INFO [stderr]    --> src/encoder.rs:213:53
Dec 18 16:08:16.361 INFO [stderr]     |
Dec 18 16:08:16.362 INFO [stderr] 213 |             let min_code_size: u8 = match flag_size((*data.iter().max().unwrap_or(&0) as usize + 1)) + 1 {
Dec 18 16:08:16.362 INFO [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 16:08:16.362 INFO [stderr]     |
Dec 18 16:08:16.368 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 18 16:08:16.368 INFO [stderr] 
Dec 18 16:08:16.624 INFO [stderr] warning: unused import: `std::io::prelude`
Dec 18 16:08:16.624 INFO [stderr]  --> src/reader/decoder.rs:6:5
Dec 18 16:08:16.628 INFO [stderr]   |
Dec 18 16:08:16.628 INFO [stderr] 6 | use std::io::prelude::*;
Dec 18 16:08:16.628 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 18 16:08:16.628 INFO [stderr]   |
Dec 18 16:08:16.628 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 16:08:16.628 INFO [stderr] 
Dec 18 16:08:16.862 INFO [stderr] warning: unused import: `std::io::prelude`
Dec 18 16:08:16.862 INFO [stderr]  --> src/reader/decoder.rs:6:5
Dec 18 16:08:16.862 INFO [stderr]   |
Dec 18 16:08:16.862 INFO [stderr] 6 | use std::io::prelude::*;
Dec 18 16:08:16.863 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 18 16:08:16.863 INFO [stderr]   |
Dec 18 16:08:16.863 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 16:08:16.863 INFO [stderr] 
Dec 18 16:08:17.067 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
Dec 18 16:08:17.734 INFO running `"docker" "inspect" "9a2875b6c6ed468a09f0a2e0c9b2409cef110f910a9a45266ce4ed383c1127a6"`
Dec 18 16:08:17.978 INFO running `"docker" "rm" "-f" "9a2875b6c6ed468a09f0a2e0c9b2409cef110f910a9a45266ce4ed383c1127a6"`
Dec 18 16:08:18.216 INFO [stdout] 9a2875b6c6ed468a09f0a2e0c9b2409cef110f910a9a45266ce4ed383c1127a6