[INFO] fetching crate dominant_color 0.3.0...
[INFO] testing dominant_color-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate dominant_color 0.3.0 into /workspace/builds/worker-77/source
[INFO] validating manifest of crates.io crate dominant_color 0.3.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-77/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31b7f80780db920c0f190d40d52f267f0eee8f9860c6cede99a8c3b222b1fe0e
[INFO] running `Command { std: "docker" "start" "-a" "31b7f80780db920c0f190d40d52f267f0eee8f9860c6cede99a8c3b222b1fe0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31b7f80780db920c0f190d40d52f267f0eee8f9860c6cede99a8c3b222b1fe0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31b7f80780db920c0f190d40d52f267f0eee8f9860c6cede99a8c3b222b1fe0e", kill_on_drop: false }`
[INFO] [stdout] 31b7f80780db920c0f190d40d52f267f0eee8f9860c6cede99a8c3b222b1fe0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13295c6f0d048a98af68d2f3538bfaa2f0f99c3cee8948b580f56790b5087770
[INFO] running `Command { std: "docker" "start" "-a" "13295c6f0d048a98af68d2f3538bfaa2f0f99c3cee8948b580f56790b5087770", kill_on_drop: false }`
[INFO] [stderr]    Compiling dominant_color v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "13295c6f0d048a98af68d2f3538bfaa2f0f99c3cee8948b580f56790b5087770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13295c6f0d048a98af68d2f3538bfaa2f0f99c3cee8948b580f56790b5087770", kill_on_drop: false }`
[INFO] [stdout] 13295c6f0d048a98af68d2f3538bfaa2f0f99c3cee8948b580f56790b5087770
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7abb70fa7f823fb44a1a5ff3b3ec5aef2af64dd037fcf8773520010f8a2bb9c
[INFO] running `Command { std: "docker" "start" "-a" "b7abb70fa7f823fb44a1a5ff3b3ec5aef2af64dd037fcf8773520010f8a2bb9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[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 8.04s
[INFO] running `Command { std: "docker" "inspect" "b7abb70fa7f823fb44a1a5ff3b3ec5aef2af64dd037fcf8773520010f8a2bb9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7abb70fa7f823fb44a1a5ff3b3ec5aef2af64dd037fcf8773520010f8a2bb9c", kill_on_drop: false }`
[INFO] [stdout] b7abb70fa7f823fb44a1a5ff3b3ec5aef2af64dd037fcf8773520010f8a2bb9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 10cb77429a8ac8d253b7180c956c7f540b41d40291fee08f009acc2207bc82e5
[INFO] running `Command { std: "docker" "start" "-a" "10cb77429a8ac8d253b7180c956c7f540b41d40291fee08f009acc2207bc82e5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dominant_color-a1da02f12d864905)
[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] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-2082c534bd116fd7)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test empty_image ... ok
[INFO] [stdout] test mixed_colors ... ok
[INFO] [stdout] test one_color ... ok
[INFO] [stdout] test semi_transparent_image ... ok
[INFO] [stdout] test semi_transparent_region_is_bigger ... ok
[INFO] [stdout] test semi_transparent_single_pixel ... ok
[INFO] [stdout] test two_colors ... 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 image ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.43s
[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" "10cb77429a8ac8d253b7180c956c7f540b41d40291fee08f009acc2207bc82e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10cb77429a8ac8d253b7180c956c7f540b41d40291fee08f009acc2207bc82e5", kill_on_drop: false }`
[INFO] [stdout] 10cb77429a8ac8d253b7180c956c7f540b41d40291fee08f009acc2207bc82e5