[INFO] fetching crate imagequant 4.3.4...
[INFO] checking imagequant-4.3.4 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate imagequant 4.3.4 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate imagequant 4.3.4
[INFO] finished tweaking crates.io crate imagequant 4.3.4
[INFO] tweaked toml for crates.io crate imagequant 4.3.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate imagequant 4.3.4 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate imagequant 4.3.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding rgb v0.8.50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2c5f6d4bb236d904a5d3198f265e2f5ca4923e05db6d70653a8d8a9fc91f8a5
[INFO] running `Command { std: "docker" "start" "-a" "f2c5f6d4bb236d904a5d3198f265e2f5ca4923e05db6d70653a8d8a9fc91f8a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2c5f6d4bb236d904a5d3198f265e2f5ca4923e05db6d70653a8d8a9fc91f8a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2c5f6d4bb236d904a5d3198f265e2f5ca4923e05db6d70653a8d8a9fc91f8a5", kill_on_drop: false }`
[INFO] [stdout] f2c5f6d4bb236d904a5d3198f265e2f5ca4923e05db6d70653a8d8a9fc91f8a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0e31cf040d835d5aeabd1c232d199ccd98bbec5746b0a2244946b46956dd080
[INFO] running `Command { std: "docker" "start" "-a" "a0e31cf040d835d5aeabd1c232d199ccd98bbec5746b0a2244946b46956dd080", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking bytemuck v1.21.0
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking miniz_oxide v0.8.3
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking rgb v0.8.50
[INFO] [stderr]     Checking flate2 v1.0.35
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking lodepng v3.10.7
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking imagequant v4.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.28s
[INFO] running `Command { std: "docker" "inspect" "a0e31cf040d835d5aeabd1c232d199ccd98bbec5746b0a2244946b46956dd080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0e31cf040d835d5aeabd1c232d199ccd98bbec5746b0a2244946b46956dd080", kill_on_drop: false }`
[INFO] [stdout] a0e31cf040d835d5aeabd1c232d199ccd98bbec5746b0a2244946b46956dd080