[INFO] fetching crate dominant_color 0.3.0...
[INFO] testing dominant_color-0.3.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate dominant_color 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate dominant_color 0.3.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dominant_color 0.3.0
[INFO] finished tweaking crates.io crate dominant_color 0.3.0
[INFO] tweaked toml for crates.io crate dominant_color 0.3.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 988e4b385ef0d1e051792f3b6c67b6cac63919ca69f230fdf736dbc78e13b611
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "988e4b385ef0d1e051792f3b6c67b6cac63919ca69f230fdf736dbc78e13b611", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "988e4b385ef0d1e051792f3b6c67b6cac63919ca69f230fdf736dbc78e13b611", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "988e4b385ef0d1e051792f3b6c67b6cac63919ca69f230fdf736dbc78e13b611", kill_on_drop: false }`
[INFO] [stdout] 988e4b385ef0d1e051792f3b6c67b6cac63919ca69f230fdf736dbc78e13b611
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5ee12ba10e5a9c91282f6820b3912a14d53e441c4220b622cbeda7d827aed801
[INFO] running `Command { std: "docker" "start" "-a" "5ee12ba10e5a9c91282f6820b3912a14d53e441c4220b622cbeda7d827aed801", kill_on_drop: false }`
[INFO] [stderr]    Compiling dominant_color v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "5ee12ba10e5a9c91282f6820b3912a14d53e441c4220b622cbeda7d827aed801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ee12ba10e5a9c91282f6820b3912a14d53e441c4220b622cbeda7d827aed801", kill_on_drop: false }`
[INFO] [stdout] 5ee12ba10e5a9c91282f6820b3912a14d53e441c4220b622cbeda7d827aed801
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5b9f6435a8ebf5ea6deac3cca861a776affb7ba66a600b07254954c9c3f44c58
[INFO] running `Command { std: "docker" "start" "-a" "5b9f6435a8ebf5ea6deac3cca861a776affb7ba66a600b07254954c9c3f44c58", kill_on_drop: false }`
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling bytemuck v1.7.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling dominant_color v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 19.17s
[INFO] running `Command { std: "docker" "inspect" "5b9f6435a8ebf5ea6deac3cca861a776affb7ba66a600b07254954c9c3f44c58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b9f6435a8ebf5ea6deac3cca861a776affb7ba66a600b07254954c9c3f44c58", kill_on_drop: false }`
[INFO] [stdout] 5b9f6435a8ebf5ea6deac3cca861a776affb7ba66a600b07254954c9c3f44c58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0a662808f97c581fde692d9ec3c8a19fa818dd2f2ed6c3cba41239fb644ab775
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0a662808f97c581fde692d9ec3c8a19fa818dd2f2ed6c3cba41239fb644ab775", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dominant_color-cf78c26ccec5f895)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-db58ad43fe39b4b3)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test empty_image ... ok
[INFO] [stdout] test transparent_image ... ok
[INFO] [stdout] test two_colors_and_one_transparent ... ok
[INFO] [stdout] test single_pixel ... ok
[INFO] [stdout] test semi_transparent_single_pixel ... ok
[INFO] [stdout] test semi_transparent_region_is_bigger ... ok
[INFO] [stdout] test semi_transparent_image ... ok
[INFO] [stdout] test mixed_colors ... ok
[INFO] [stdout] test one_color ... ok
[INFO] [stdout] test two_colors ... ok
[INFO] [stdout] test image ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.45s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dominant_color
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0a662808f97c581fde692d9ec3c8a19fa818dd2f2ed6c3cba41239fb644ab775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a662808f97c581fde692d9ec3c8a19fa818dd2f2ed6c3cba41239fb644ab775", kill_on_drop: false }`
[INFO] [stdout] 0a662808f97c581fde692d9ec3c8a19fa818dd2f2ed6c3cba41239fb644ab775