[INFO] cloning repository PeronTheDuck/rust_Floyd_Steinberg_dithering
[INFO] running `"git" "clone" "--bare" "git://github.com/PeronTheDuck/rust_Floyd_Steinberg_dithering.git" "work/cache/sources/gh/PeronTheDuck/rust_Floyd_Steinberg_dithering"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/PeronTheDuck/rust_Floyd_Steinberg_dithering'...
[INFO] running `"git" "clone" "work/cache/sources/gh/PeronTheDuck/rust_Floyd_Steinberg_dithering" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/PeronTheDuck/rust_Floyd_Steinberg_dithering"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/PeronTheDuck/rust_Floyd_Steinberg_dithering"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of PeronTheDuck/rust_Floyd_Steinberg_dithering on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-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-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/PeronTheDuck/rust_Floyd_Steinberg_dithering/Cargo.toml
[INFO] crate PeronTheDuck/rust_Floyd_Steinberg_dithering already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing PeronTheDuck/rust_Floyd_Steinberg_dithering against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 50d88c739ad419c997405b6609498b8be3b52aff0171182cd53ddf588a48fbb1
[INFO] running `"docker" "start" "-a" "50d88c739ad419c997405b6609498b8be3b52aff0171182cd53ddf588a48fbb1"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling tiff v0.2.1
[INFO] [stderr]    Compiling image v0.20.0
[INFO] [stderr]    Compiling floyd_steinberg_dithering v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: type `rgba` should have an upper camel case name
[INFO] [stderr]  --> src/main.rs:5:6
[INFO] [stderr]   |
[INFO] [stderr] 5 | type rgba = image::Rgba<u8>;
[INFO] [stderr]   |      ^^^^ help: convert the identifier to upper camel case: `Rgba`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_camel_case_types)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:57:17
[INFO] [stderr]    |
[INFO] [stderr] 57 |             let mut loss_diference: [i16; 3] = [
[INFO] [stderr]    |                 ----^^^^^^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.91s
[INFO] running `"docker" "inspect" "50d88c739ad419c997405b6609498b8be3b52aff0171182cd53ddf588a48fbb1"`
[INFO] running `"docker" "rm" "-f" "50d88c739ad419c997405b6609498b8be3b52aff0171182cd53ddf588a48fbb1"`
[INFO] [stdout] 50d88c739ad419c997405b6609498b8be3b52aff0171182cd53ddf588a48fbb1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6c9b564abf4bc727dbbfc1e2bb4c30d067d8495366dc16c4db4161dcc9c57564
[INFO] running `"docker" "start" "-a" "6c9b564abf4bc727dbbfc1e2bb4c30d067d8495366dc16c4db4161dcc9c57564"`
[INFO] [stderr]    Compiling floyd_steinberg_dithering v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: type `rgba` should have an upper camel case name
[INFO] [stderr]  --> src/main.rs:5:6
[INFO] [stderr]   |
[INFO] [stderr] 5 | type rgba = image::Rgba<u8>;
[INFO] [stderr]   |      ^^^^ help: convert the identifier to upper camel case: `Rgba`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_camel_case_types)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:57:17
[INFO] [stderr]    |
[INFO] [stderr] 57 |             let mut loss_diference: [i16; 3] = [
[INFO] [stderr]    |                 ----^^^^^^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `"docker" "inspect" "6c9b564abf4bc727dbbfc1e2bb4c30d067d8495366dc16c4db4161dcc9c57564"`
[INFO] running `"docker" "rm" "-f" "6c9b564abf4bc727dbbfc1e2bb4c30d067d8495366dc16c4db4161dcc9c57564"`
[INFO] [stdout] 6c9b564abf4bc727dbbfc1e2bb4c30d067d8495366dc16c4db4161dcc9c57564
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 364443f4cc4f03c29d8346cc61d917947196bd08c71c548a793ace76811d0f51
[INFO] running `"docker" "start" "-a" "364443f4cc4f03c29d8346cc61d917947196bd08c71c548a793ace76811d0f51"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/floyd_steinberg_dithering-8ae0ec3d09f9ed80
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "364443f4cc4f03c29d8346cc61d917947196bd08c71c548a793ace76811d0f51"`
[INFO] running `"docker" "rm" "-f" "364443f4cc4f03c29d8346cc61d917947196bd08c71c548a793ace76811d0f51"`
[INFO] [stdout] 364443f4cc4f03c29d8346cc61d917947196bd08c71c548a793ace76811d0f51