[INFO] crate blit 0.5.5 is already in cache
[INFO] extracting crate blit 0.5.5 into work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/reg/blit/0.5.5
[INFO] extracting crate blit 0.5.5 into work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/reg/blit/0.5.5
[INFO] validating manifest of blit-0.5.5 on toolchain master#e2f221c75932de7a29845c8d6f1f73536ad00c41
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of blit-0.5.5 on toolchain try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing blit-0.5.5
[INFO] removed 0 missing examples
[INFO] finished frobbing blit-0.5.5
[INFO] frobbed toml for blit-0.5.5 written to work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/reg/blit/0.5.5/Cargo.toml
[INFO] started frobbing blit-0.5.5
[INFO] removed 0 missing examples
[INFO] finished frobbing blit-0.5.5
[INFO] frobbed toml for blit-0.5.5 written to work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/reg/blit/0.5.5/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking blit-0.5.5 against master#e2f221c75932de7a29845c8d6f1f73536ad00c41 for pr-57617
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57617/worker-1/master#e2f221c75932de7a29845c8d6f1f73536ad00c41:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/reg/blit/0.5.5:/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" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7d012a6990f0ec946e030af51be8cdc2acd87eda3b016dbb2715f0783147ec3d
[INFO] running `"docker" "start" "-a" "7d012a6990f0ec946e030af51be8cdc2acd87eda3b016dbb2715f0783147ec3d"`
[INFO] [stderr]     Checking num-rational v0.2.1
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking aseprite v0.1.3
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking blit v0.5.5 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `blit_buf`
[INFO] [stderr]   --> examples/smiley.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let blit_buf = rgb.to_blit_buffer(Color::from_u32(MASK_COLOR));
[INFO] [stderr]    |         ^^^^^^^^ help: consider using `_blit_buf` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.52s
[INFO] running `"docker" "inspect" "7d012a6990f0ec946e030af51be8cdc2acd87eda3b016dbb2715f0783147ec3d"`
[INFO] running `"docker" "rm" "-f" "7d012a6990f0ec946e030af51be8cdc2acd87eda3b016dbb2715f0783147ec3d"`
[INFO] [stdout] 7d012a6990f0ec946e030af51be8cdc2acd87eda3b016dbb2715f0783147ec3d