[INFO] cloning repository https://github.com/genbyte/towebp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/genbyte/towebp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgenbyte%2Ftowebp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgenbyte%2Ftowebp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eaafbe1b1f1372fa9cde2dafd5e11938ed7ce9ea
[INFO] documenting genbyte/towebp against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgenbyte%2Ftowebp" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/genbyte/towebp on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/genbyte/towebp
[INFO] finished tweaking git repo https://github.com/genbyte/towebp
[INFO] tweaked toml for git repo https://github.com/genbyte/towebp written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/genbyte/towebp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded webp v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23637549fafa079985183d0d0bffa92a7b7071408915a4a1c5d168ae49f215d9
[INFO] running `Command { std: "docker" "start" "-a" "23637549fafa079985183d0d0bffa92a7b7071408915a4a1c5d168ae49f215d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23637549fafa079985183d0d0bffa92a7b7071408915a4a1c5d168ae49f215d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23637549fafa079985183d0d0bffa92a7b7071408915a4a1c5d168ae49f215d9", kill_on_drop: false }`
[INFO] [stdout] 23637549fafa079985183d0d0bffa92a7b7071408915a4a1c5d168ae49f215d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTDOCFLAGS=--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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6154b1ba07de93f223bd8ea080928965c7f5f0d58ebe95aa0a7bded52a47ad2b
[INFO] running `Command { std: "docker" "start" "-a" "6154b1ba07de93f223bd8ea080928965c7f5f0d58ebe95aa0a7bded52a47ad2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]     Checking futures-sink v0.3.19
[INFO] [stderr]     Checking weezl v0.1.4
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking deflate v0.9.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking gif v0.11.1
[INFO] [stderr]     Checking png v0.17.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking nanorand v0.6.1
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking tiff v0.7.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling libwebp-sys v0.4.2
[INFO] [stderr]     Checking jpeg-decoder v0.2.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking flume v0.10.10
[INFO] [stderr]     Checking exr v1.4.1
[INFO] [stderr]     Checking image v0.24.0
[INFO] [stderr]     Checking webp v0.2.1
[INFO] [stderr]  Documenting towebp v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.37s
[INFO] running `Command { std: "docker" "inspect" "6154b1ba07de93f223bd8ea080928965c7f5f0d58ebe95aa0a7bded52a47ad2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6154b1ba07de93f223bd8ea080928965c7f5f0d58ebe95aa0a7bded52a47ad2b", kill_on_drop: false }`
[INFO] [stdout] 6154b1ba07de93f223bd8ea080928965c7f5f0d58ebe95aa0a7bded52a47ad2b