[INFO] fetching crate pngquant 2.16.0-alpha.1...
[INFO] testing pngquant-2.16.0-alpha.1 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate pngquant 2.16.0-alpha.1 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate pngquant 2.16.0-alpha.1 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pngquant 2.16.0-alpha.1
[INFO] finished tweaking crates.io crate pngquant 2.16.0-alpha.1
[INFO] tweaked toml for crates.io crate pngquant 2.16.0-alpha.1 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate crates.io crate pngquant 2.16.0-alpha.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wild v2.0.4
[INFO] [stderr]   Downloaded dunce v1.0.2
[INFO] [stderr]   Downloaded rgb v0.8.27
[INFO] [stderr]   Downloaded openmp-sys v1.2.0
[INFO] [stderr]   Downloaded imgref v1.9.1
[INFO] [stderr]   Downloaded libc v0.2.102
[INFO] [stderr]   Downloaded imagequant-sys v3.1.0+sys2.16.0
[INFO] [stderr]   Downloaded cocoa_image v1.0.4
[INFO] [stderr]   Downloaded lcms2-sys v3.1.8
[INFO] [stderr]   Downloaded libpng-sys v1.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d5d351f8e297ba5aac55bcef9cdeb59453bba5118a91cf99cef1924172acfae
[INFO] running `Command { std: "docker" "start" "-a" "2d5d351f8e297ba5aac55bcef9cdeb59453bba5118a91cf99cef1924172acfae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d5d351f8e297ba5aac55bcef9cdeb59453bba5118a91cf99cef1924172acfae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d5d351f8e297ba5aac55bcef9cdeb59453bba5118a91cf99cef1924172acfae", kill_on_drop: false }`
[INFO] [stdout] 2d5d351f8e297ba5aac55bcef9cdeb59453bba5118a91cf99cef1924172acfae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 805cc4e9f14a5b8a847799dac6a76249f5eef7f80d9280903c1c565b6f23b738
[INFO] running `Command { std: "docker" "start" "-a" "805cc4e9f14a5b8a847799dac6a76249f5eef7f80d9280903c1c565b6f23b738", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling dunce v1.0.2
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling wild v2.0.4
[INFO] [stderr]    Compiling rgb v0.8.27
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling imagequant-sys v3.1.0+sys2.16.0
[INFO] [stderr]    Compiling libpng-sys v1.1.8
[INFO] [stderr]    Compiling lcms2-sys v3.1.8
[INFO] [stderr]    Compiling pngquant v2.16.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.02s
[INFO] running `Command { std: "docker" "inspect" "805cc4e9f14a5b8a847799dac6a76249f5eef7f80d9280903c1c565b6f23b738", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "805cc4e9f14a5b8a847799dac6a76249f5eef7f80d9280903c1c565b6f23b738", kill_on_drop: false }`
[INFO] [stdout] 805cc4e9f14a5b8a847799dac6a76249f5eef7f80d9280903c1c565b6f23b738
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28fd4e29c41c7f4ebe2ed6dd9bb7ef0c0ba84429d5bb30d4739cf5fa79690104
[INFO] running `Command { std: "docker" "start" "-a" "28fd4e29c41c7f4ebe2ed6dd9bb7ef0c0ba84429d5bb30d4739cf5fa79690104", kill_on_drop: false }`
[INFO] [stderr]    Compiling pngquant v2.16.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "28fd4e29c41c7f4ebe2ed6dd9bb7ef0c0ba84429d5bb30d4739cf5fa79690104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28fd4e29c41c7f4ebe2ed6dd9bb7ef0c0ba84429d5bb30d4739cf5fa79690104", kill_on_drop: false }`
[INFO] [stdout] 28fd4e29c41c7f4ebe2ed6dd9bb7ef0c0ba84429d5bb30d4739cf5fa79690104
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e94873afcb26032068a2cbc7e310f87793b03b2de37aef086e7684de80e9804d
[INFO] running `Command { std: "docker" "start" "-a" "e94873afcb26032068a2cbc7e310f87793b03b2de37aef086e7684de80e9804d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pngquant-0626439eeaca493a)
[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" "e94873afcb26032068a2cbc7e310f87793b03b2de37aef086e7684de80e9804d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e94873afcb26032068a2cbc7e310f87793b03b2de37aef086e7684de80e9804d", kill_on_drop: false }`
[INFO] [stdout] e94873afcb26032068a2cbc7e310f87793b03b2de37aef086e7684de80e9804d