[INFO] fetching crate dominant_color 0.3.0...
[INFO] testing dominant_color-0.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate dominant_color 0.3.0 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate dominant_color 0.3.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-39/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2294c56656bd86c392db8d2add52b394e5bcc9c9077e8f88a1de2a1bcd0dcc38
[INFO] running `Command { std: "docker" "start" "-a" "2294c56656bd86c392db8d2add52b394e5bcc9c9077e8f88a1de2a1bcd0dcc38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2294c56656bd86c392db8d2add52b394e5bcc9c9077e8f88a1de2a1bcd0dcc38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2294c56656bd86c392db8d2add52b394e5bcc9c9077e8f88a1de2a1bcd0dcc38", kill_on_drop: false }`
[INFO] [stdout] 2294c56656bd86c392db8d2add52b394e5bcc9c9077e8f88a1de2a1bcd0dcc38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0511ca0ae9598947e4d06e2256914e5df00717a3f036c7750a35f2cee46ee4c3
[INFO] running `Command { std: "docker" "start" "-a" "0511ca0ae9598947e4d06e2256914e5df00717a3f036c7750a35f2cee46ee4c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling dominant_color v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.56s
[INFO] running `Command { std: "docker" "inspect" "0511ca0ae9598947e4d06e2256914e5df00717a3f036c7750a35f2cee46ee4c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0511ca0ae9598947e4d06e2256914e5df00717a3f036c7750a35f2cee46ee4c3", kill_on_drop: false }`
[INFO] [stdout] 0511ca0ae9598947e4d06e2256914e5df00717a3f036c7750a35f2cee46ee4c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e7a5e2580dc55f9c6a3b2e2fdee26866c030d7e20be4e6daefe66e75535eee6
[INFO] running `Command { std: "docker" "start" "-a" "6e7a5e2580dc55f9c6a3b2e2fdee26866c030d7e20be4e6daefe66e75535eee6", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling bytemuck v1.7.2
[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 8.08s
[INFO] running `Command { std: "docker" "inspect" "6e7a5e2580dc55f9c6a3b2e2fdee26866c030d7e20be4e6daefe66e75535eee6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e7a5e2580dc55f9c6a3b2e2fdee26866c030d7e20be4e6daefe66e75535eee6", kill_on_drop: false }`
[INFO] [stdout] 6e7a5e2580dc55f9c6a3b2e2fdee26866c030d7e20be4e6daefe66e75535eee6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0ccafb428a5a0502351d6481dc13b0988be6510ac51a030150bb19a818a2363f
[INFO] running `Command { std: "docker" "start" "-a" "0ccafb428a5a0502351d6481dc13b0988be6510ac51a030150bb19a818a2363f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dominant_color-78cbba29185603a5)
[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-d6e144dcdb6d5025)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test empty_image ... ok
[INFO] [stdout] test one_color ... ok
[INFO] [stdout] test mixed_colors ... 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 single_pixel ... ok
[INFO] [stdout] test transparent_image ... ok
[INFO] [stdout] test two_colors ... ok
[INFO] [stdout] test two_colors_and_one_transparent ... ok
[INFO] [stderr]    Doc-tests dominant_color
[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 0.44s
[INFO] [stdout] 
[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" "0ccafb428a5a0502351d6481dc13b0988be6510ac51a030150bb19a818a2363f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ccafb428a5a0502351d6481dc13b0988be6510ac51a030150bb19a818a2363f", kill_on_drop: false }`
[INFO] [stdout] 0ccafb428a5a0502351d6481dc13b0988be6510ac51a030150bb19a818a2363f