[INFO] fetching crate dominant_color 0.3.0...
[INFO] testing dominant_color-0.3.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate dominant_color 0.3.0 into /workspace/builds/worker-99/source
[INFO] validating manifest of crates.io crate dominant_color 0.3.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-99/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f113e2b7d807a6bc4bb1b67d0b096476735daaed0d4907c2ff635c0414a27f3
[INFO] running `Command { std: "docker" "start" "-a" "6f113e2b7d807a6bc4bb1b67d0b096476735daaed0d4907c2ff635c0414a27f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f113e2b7d807a6bc4bb1b67d0b096476735daaed0d4907c2ff635c0414a27f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f113e2b7d807a6bc4bb1b67d0b096476735daaed0d4907c2ff635c0414a27f3", kill_on_drop: false }`
[INFO] [stdout] 6f113e2b7d807a6bc4bb1b67d0b096476735daaed0d4907c2ff635c0414a27f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5678234b3f17284511916b23b27582c4f5334f3993e278d88c9a62c037fda474
[INFO] running `Command { std: "docker" "start" "-a" "5678234b3f17284511916b23b27582c4f5334f3993e278d88c9a62c037fda474", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dominant_color v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "5678234b3f17284511916b23b27582c4f5334f3993e278d88c9a62c037fda474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5678234b3f17284511916b23b27582c4f5334f3993e278d88c9a62c037fda474", kill_on_drop: false }`
[INFO] [stdout] 5678234b3f17284511916b23b27582c4f5334f3993e278d88c9a62c037fda474
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a62733bec8c34e62d72c8fcf12ede1563928982263f9ffc58bb6773c4d7ebb1
[INFO] running `Command { std: "docker" "start" "-a" "0a62733bec8c34e62d72c8fcf12ede1563928982263f9ffc58bb6773c4d7ebb1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[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 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 8.77s
[INFO] running `Command { std: "docker" "inspect" "0a62733bec8c34e62d72c8fcf12ede1563928982263f9ffc58bb6773c4d7ebb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a62733bec8c34e62d72c8fcf12ede1563928982263f9ffc58bb6773c4d7ebb1", kill_on_drop: false }`
[INFO] [stdout] 0a62733bec8c34e62d72c8fcf12ede1563928982263f9ffc58bb6773c4d7ebb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6a42b49b91b6158cf906eee3c90083d6ee7fe2dcd38de343899031b3d9cdf547
[INFO] running `Command { std: "docker" "start" "-a" "6a42b49b91b6158cf906eee3c90083d6ee7fe2dcd38de343899031b3d9cdf547", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dominant_color-c97b90a23a164eba)
[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-5304f95b1c13091f)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test empty_image ... ok
[INFO] [stdout] test semi_transparent_region_is_bigger ... ok
[INFO] [stdout] test two_colors ... ok
[INFO] [stdout] test mixed_colors ... ok
[INFO] [stdout] test two_colors_and_one_transparent ... ok
[INFO] [stdout] test transparent_image ... ok
[INFO] [stdout] test semi_transparent_single_pixel ... ok
[INFO] [stdout] test semi_transparent_image ... ok
[INFO] [stdout] test one_color ... ok
[INFO] [stdout] test single_pixel ... 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 0.31s
[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" "6a42b49b91b6158cf906eee3c90083d6ee7fe2dcd38de343899031b3d9cdf547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a42b49b91b6158cf906eee3c90083d6ee7fe2dcd38de343899031b3d9cdf547", kill_on_drop: false }`
[INFO] [stdout] 6a42b49b91b6158cf906eee3c90083d6ee7fe2dcd38de343899031b3d9cdf547