Dec 18 16:08:16.071 INFO checking gif-0.10.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 16:08:16.071 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 16:08:16.624 INFO [stdout] bbd11ca5ad7eee2da25b5aa303ff5e3ac42c0c109e42df13286f36ffc57b28a4
Dec 18 16:08:16.630 INFO running `"docker" "start" "-a" "bbd11ca5ad7eee2da25b5aa303ff5e3ac42c0c109e42df13286f36ffc57b28a4"`
Dec 18 16:08:18.001 INFO [stderr]     Checking gif v0.10.1 (/opt/crater/workdir)
Dec 18 16:08:18.508 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 16:08:18.508 INFO [stderr]    --> src/encoder.rs:213:53
Dec 18 16:08:18.509 INFO [stderr]     |
Dec 18 16:08:18.509 INFO [stderr] 213 |             let min_code_size: u8 = match flag_size((*data.iter().max().unwrap_or(&0) as usize + 1)) + 1 {
Dec 18 16:08:18.509 INFO [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 16:08:18.509 INFO [stderr]     |
Dec 18 16:08:18.509 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 18 16:08:18.509 INFO [stderr] 
Dec 18 16:08:18.575 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 16:08:18.575 INFO [stderr]    --> src/encoder.rs:213:53
Dec 18 16:08:18.575 INFO [stderr]     |
Dec 18 16:08:18.575 INFO [stderr] 213 |             let min_code_size: u8 = match flag_size((*data.iter().max().unwrap_or(&0) as usize + 1)) + 1 {
Dec 18 16:08:18.575 INFO [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 16:08:18.575 INFO [stderr]     |
Dec 18 16:08:18.575 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 18 16:08:18.575 INFO [stderr] 
Dec 18 16:08:18.852 INFO [stderr] warning: unused import: `std::io::prelude`
Dec 18 16:08:18.852 INFO [stderr]  --> src/reader/decoder.rs:6:5
Dec 18 16:08:18.852 INFO [stderr]   |
Dec 18 16:08:18.852 INFO [stderr] 6 | use std::io::prelude::*;
Dec 18 16:08:18.852 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 18 16:08:18.860 INFO [stderr]   |
Dec 18 16:08:18.860 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 16:08:18.860 INFO [stderr] 
Dec 18 16:08:19.120 INFO [stderr] warning: unused import: `std::io::prelude`
Dec 18 16:08:19.120 INFO [stderr]  --> src/reader/decoder.rs:6:5
Dec 18 16:08:19.120 INFO [stderr]   |
Dec 18 16:08:19.120 INFO [stderr] 6 | use std::io::prelude::*;
Dec 18 16:08:19.121 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 18 16:08:19.121 INFO [stderr]   |
Dec 18 16:08:19.128 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 16:08:19.128 INFO [stderr] 
Dec 18 16:08:19.419 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
Dec 18 16:08:20.195 INFO running `"docker" "inspect" "bbd11ca5ad7eee2da25b5aa303ff5e3ac42c0c109e42df13286f36ffc57b28a4"`
Dec 18 16:08:20.494 INFO running `"docker" "rm" "-f" "bbd11ca5ad7eee2da25b5aa303ff5e3ac42c0c109e42df13286f36ffc57b28a4"`
Dec 18 16:08:20.905 INFO [stdout] bbd11ca5ad7eee2da25b5aa303ff5e3ac42c0c109e42df13286f36ffc57b28a4