[INFO] fetching crate kmeans_colors 0.7.1...
[INFO] checking kmeans_colors-0.7.1 against master#377656d3dd3f9c23a9c8713e163f4365a5261a84 for pr-146470-4
[INFO] extracting crate kmeans_colors 0.7.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate kmeans_colors 0.7.1
[INFO] finished tweaking crates.io crate kmeans_colors 0.7.1
[INFO] tweaked toml for crates.io crate kmeans_colors 0.7.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kmeans_colors 0.7.1 on toolchain 377656d3dd3f9c23a9c8713e163f4365a5261a84
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kmeans_colors 0.7.1 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" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded textwrap v0.11.0
[INFO] [stderr]   Downloaded structopt-derive v0.4.18
[INFO] [stderr]   Downloaded structopt v0.3.26
[INFO] [stderr]   Downloaded clap v2.34.0
[INFO] [stderr]   Downloaded wasi v0.14.4+wasi-0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3cd913375389d65d514de9834683e97cef455fa67bbc74505847a609ca537e7
[INFO] running `Command { std: "docker" "start" "-a" "e3cd913375389d65d514de9834683e97cef455fa67bbc74505847a609ca537e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3cd913375389d65d514de9834683e97cef455fa67bbc74505847a609ca537e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3cd913375389d65d514de9834683e97cef455fa67bbc74505847a609ca537e7", kill_on_drop: false }`
[INFO] [stdout] e3cd913375389d65d514de9834683e97cef455fa67bbc74505847a609ca537e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a0b953c04b34e3406c0eafa7ff066341c9f28a1ec2a5f356a8fad10a430af7a
[INFO] running `Command { std: "docker" "start" "-a" "0a0b953c04b34e3406c0eafa7ff066341c9f28a1ec2a5f356a8fad10a430af7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]    Compiling by_address v1.2.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling palette v0.7.6
[INFO] [stderr]     Checking zune-core v0.4.12
[INFO] [stderr]     Checking bitflags v2.9.4
[INFO] [stderr]     Checking crc32fast v1.5.0
[INFO] [stderr]     Checking fast-srgb8 v1.0.0
[INFO] [stderr]     Checking pxfm v0.1.23
[INFO] [stderr]     Checking foldhash v0.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking fdeflate v0.3.7
[INFO] [stderr]     Checking bytemuck v1.23.2
[INFO] [stderr]     Checking zune-jpeg v0.4.21
[INFO] [stderr]     Checking byteorder-lite v0.1.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking hashbrown v0.16.0
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking png v0.18.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking moxcms v0.7.5
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]    Compiling palette_derive v0.7.6
[INFO] [stderr]     Checking image v0.25.8
[INFO] [stderr]     Checking kmeans_colors v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.55s
[INFO] running `Command { std: "docker" "inspect" "0a0b953c04b34e3406c0eafa7ff066341c9f28a1ec2a5f356a8fad10a430af7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a0b953c04b34e3406c0eafa7ff066341c9f28a1ec2a5f356a8fad10a430af7a", kill_on_drop: false }`
[INFO] [stdout] 0a0b953c04b34e3406c0eafa7ff066341c9f28a1ec2a5f356a8fad10a430af7a