[INFO] updating cached repository PeronTheDuck/rust_Floyd_Steinberg_dithering
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/PeronTheDuck/rust_Floyd_Steinberg_dithering
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/PeronTheDuck/rust_Floyd_Steinberg_dithering" "work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/PeronTheDuck/rust_Floyd_Steinberg_dithering"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/PeronTheDuck/rust_Floyd_Steinberg_dithering'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/PeronTheDuck/rust_Floyd_Steinberg_dithering" "work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/PeronTheDuck/rust_Floyd_Steinberg_dithering"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/PeronTheDuck/rust_Floyd_Steinberg_dithering'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c393ff7f362813a2cc6287a1810927f28f4b2627
[INFO] sha for GitHub repo PeronTheDuck/rust_Floyd_Steinberg_dithering: c393ff7f362813a2cc6287a1810927f28f4b2627
[INFO] validating manifest of PeronTheDuck/rust_Floyd_Steinberg_dithering on toolchain master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of PeronTheDuck/rust_Floyd_Steinberg_dithering on toolchain try#bad365140e1e8233b42b21af70a407f14ce5fec5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing PeronTheDuck/rust_Floyd_Steinberg_dithering
[INFO] finished frobbing PeronTheDuck/rust_Floyd_Steinberg_dithering
[INFO] frobbed toml for PeronTheDuck/rust_Floyd_Steinberg_dithering written to work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/PeronTheDuck/rust_Floyd_Steinberg_dithering/Cargo.toml
[INFO] started frobbing PeronTheDuck/rust_Floyd_Steinberg_dithering
[INFO] finished frobbing PeronTheDuck/rust_Floyd_Steinberg_dithering
[INFO] frobbed toml for PeronTheDuck/rust_Floyd_Steinberg_dithering written to work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/PeronTheDuck/rust_Floyd_Steinberg_dithering/Cargo.toml
[INFO] crate PeronTheDuck/rust_Floyd_Steinberg_dithering has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking PeronTheDuck/rust_Floyd_Steinberg_dithering against master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980 for pr-56896
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56896/worker-0/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/PeronTheDuck/rust_Floyd_Steinberg_dithering:/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" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7b0589a3253cd2def4e0e1391be11bf6df1072af087c1fdb464837dbc2596cec
[INFO] running `"docker" "start" "-a" "7b0589a3253cd2def4e0e1391be11bf6df1072af087c1fdb464837dbc2596cec"`
[INFO] [stderr]    Compiling syn v0.15.8
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking image v0.20.0
[INFO] [stderr]     Checking floyd_steinberg_dithering v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: type `rgba` should have a camel case name such as `Rgba`
[INFO] [stderr]  --> src/main.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | type rgba = image::Rgba<u8>;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_camel_case_types)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `rgba` should have a camel case name such as `Rgba`
[INFO] [stderr]  --> src/main.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | type rgba = image::Rgba<u8>;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_camel_case_types)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.71s
[INFO] running `"docker" "inspect" "7b0589a3253cd2def4e0e1391be11bf6df1072af087c1fdb464837dbc2596cec"`
[INFO] running `"docker" "rm" "-f" "7b0589a3253cd2def4e0e1391be11bf6df1072af087c1fdb464837dbc2596cec"`
[INFO] [stdout] 7b0589a3253cd2def4e0e1391be11bf6df1072af087c1fdb464837dbc2596cec