[INFO] fetching crate dssim-core 3.2.1...
[INFO] documenting dssim-core-3.2.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate dssim-core 3.2.1 into /workspace/builds/worker-112/source
[INFO] validating manifest of crates.io crate dssim-core 3.2.1 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 crates.io crate dssim-core 3.2.1
[INFO] finished tweaking crates.io crate dssim-core 3.2.1
[INFO] tweaked toml for crates.io crate dssim-core 3.2.1 written to /workspace/builds/worker-112/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lodepng v3.6.1
[INFO] [stderr]   Downloaded fallible_collections v0.4.4
[INFO] [stderr]   Downloaded imgref v1.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] 0dd76d2ade3bc6b7b97b1bf66717e0dadcb13943ec77d6aabbb8da880ceb78a0
[INFO] running `Command { std: "docker" "start" "-a" "0dd76d2ade3bc6b7b97b1bf66717e0dadcb13943ec77d6aabbb8da880ceb78a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dd76d2ade3bc6b7b97b1bf66717e0dadcb13943ec77d6aabbb8da880ceb78a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dd76d2ade3bc6b7b97b1bf66717e0dadcb13943ec77d6aabbb8da880ceb78a0", kill_on_drop: false }`
[INFO] [stdout] 0dd76d2ade3bc6b7b97b1bf66717e0dadcb13943ec77d6aabbb8da880ceb78a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] b99e6392b2198e5570a8e9468cac63c1c33db74d29316719930e3524b4d0b262
[INFO] running `Command { std: "docker" "start" "-a" "b99e6392b2198e5570a8e9468cac63c1c33db74d29316719930e3524b4d0b262", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking bytemuck v1.9.1
[INFO] [stderr]     Checking imgref v1.9.1
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking rgb v0.8.32
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]  Documenting dssim-core v3.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.35s
[INFO] running `Command { std: "docker" "inspect" "b99e6392b2198e5570a8e9468cac63c1c33db74d29316719930e3524b4d0b262", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b99e6392b2198e5570a8e9468cac63c1c33db74d29316719930e3524b4d0b262", kill_on_drop: false }`
[INFO] [stdout] b99e6392b2198e5570a8e9468cac63c1c33db74d29316719930e3524b4d0b262
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 3bb5b752b965ba96e8fdba74c69a0c6cca6ab4dfb284cee22c65e466184cf740
[INFO] running `Command { std: "docker" "start" "-a" "3bb5b752b965ba96e8fdba74c69a0c6cca6ab4dfb284cee22c65e466184cf740", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking bytemuck v1.9.1
[INFO] [stderr]     Checking imgref v1.9.1
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking rgb v0.8.32
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]  Documenting dssim-core v3.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.69s
[INFO] running `Command { std: "docker" "inspect" "3bb5b752b965ba96e8fdba74c69a0c6cca6ab4dfb284cee22c65e466184cf740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bb5b752b965ba96e8fdba74c69a0c6cca6ab4dfb284cee22c65e466184cf740", kill_on_drop: false }`
[INFO] [stdout] 3bb5b752b965ba96e8fdba74c69a0c6cca6ab4dfb284cee22c65e466184cf740