Dec 18 12:09:17.020 INFO checking rofl-0.0.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 12:09:17.020 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/rofl/0.0.1:/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 12:09:17.404 INFO [stdout] a3108f2ab3ea583c0f53806d505989f254c26a6099ca9432a3a753b8a37b16c3
Dec 18 12:09:17.410 INFO running `"docker" "start" "-a" "a3108f2ab3ea583c0f53806d505989f254c26a6099ca9432a3a753b8a37b16c3"`
Dec 18 12:09:19.474 INFO [stderr]     Checking rgb v0.7.2
Dec 18 12:09:19.484 INFO [stderr]     Checking macro-attr v0.2.0
Dec 18 12:09:19.487 INFO [stderr]     Checking css-color-parser v0.1.2
Dec 18 12:09:19.487 INFO [stderr]     Checking rusttype v0.2.3
Dec 18 12:09:19.487 INFO [stderr]     Checking serde_test v1.0.82
Dec 18 12:09:19.491 INFO [stderr]     Checking png v0.6.2
Dec 18 12:09:19.491 INFO [stderr]     Checking serde_qs v0.2.2
Dec 18 12:09:19.491 INFO [stderr]     Checking jpeg-decoder v0.1.15
Dec 18 12:09:20.688 INFO [stderr]     Checking spectral v0.6.0
Dec 18 12:09:21.960 INFO [stderr]     Checking gif-dispose v1.0.2
Dec 18 12:09:25.764 INFO [stderr]     Checking image v0.12.4
Dec 18 12:09:30.300 INFO [stderr]     Checking rofl v0.0.1 (/opt/crater/workdir)
Dec 18 12:09:32.256 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 12:09:32.256 INFO [stderr]   --> lib.rs:93:14
Dec 18 12:09:32.256 INFO [stderr]    |
Dec 18 12:09:32.256 INFO [stderr] 93 | #[cfg(test)] #[macro_use] extern crate spectral;
Dec 18 12:09:32.256 INFO [stderr]    |              ^^^^^^^^^^^^
Dec 18 12:09:32.256 INFO [stderr]    |
Dec 18 12:09:32.256 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 12:09:32.256 INFO [stderr] 
Dec 18 12:09:32.667 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
Dec 18 12:09:32.667 INFO [stderr]    --> model/de/color.rs:123:23
Dec 18 12:09:32.667 INFO [stderr]     |
Dec 18 12:09:32.667 INFO [stderr] 123 |                 s = s.trim_left_matches(prefix).to_owned();
Dec 18 12:09:32.667 INFO [stderr]     |                       ^^^^^^^^^^^^^^^^^
Dec 18 12:09:32.667 INFO [stderr]     |
Dec 18 12:09:32.667 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 18 12:09:32.667 INFO [stderr] 
Dec 18 12:09:32.956 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
Dec 18 12:09:32.956 INFO [stderr]    --> model/de/color.rs:123:23
Dec 18 12:09:32.956 INFO [stderr]     |
Dec 18 12:09:32.956 INFO [stderr] 123 |                 s = s.trim_left_matches(prefix).to_owned();
Dec 18 12:09:32.956 INFO [stderr]     |                       ^^^^^^^^^^^^^^^^^
Dec 18 12:09:32.956 INFO [stderr]     |
Dec 18 12:09:32.956 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 18 12:09:32.956 INFO [stderr] 
Dec 18 12:09:34.585 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.39s
Dec 18 12:09:35.309 INFO running `"docker" "inspect" "a3108f2ab3ea583c0f53806d505989f254c26a6099ca9432a3a753b8a37b16c3"`
Dec 18 12:09:35.604 INFO running `"docker" "rm" "-f" "a3108f2ab3ea583c0f53806d505989f254c26a6099ca9432a3a753b8a37b16c3"`
Dec 18 12:09:35.860 INFO [stdout] a3108f2ab3ea583c0f53806d505989f254c26a6099ca9432a3a753b8a37b16c3