[INFO] fetching crate zstd 0.10.2+zstd.1.5.2...
[INFO] documenting zstd-0.10.2+zstd.1.5.2 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate zstd 0.10.2+zstd.1.5.2 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate zstd 0.10.2+zstd.1.5.2 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zstd 0.10.2+zstd.1.5.2
[INFO] finished tweaking crates.io crate zstd 0.10.2+zstd.1.5.2
[INFO] tweaked toml for crates.io crate zstd 0.10.2+zstd.1.5.2 written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate crates.io crate zstd 0.10.2+zstd.1.5.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e10385921539204c077efe312b3aed51b7def560f8a720794ab6328ff2b3066
[INFO] running `Command { std: "docker" "start" "-a" "0e10385921539204c077efe312b3aed51b7def560f8a720794ab6328ff2b3066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e10385921539204c077efe312b3aed51b7def560f8a720794ab6328ff2b3066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e10385921539204c077efe312b3aed51b7def560f8a720794ab6328ff2b3066", kill_on_drop: false }`
[INFO] [stdout] 0e10385921539204c077efe312b3aed51b7def560f8a720794ab6328ff2b3066
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c5703fdb27e1066a0c196e48b4dd678fc07fa13976a4444d056cabd0c1e100d
[INFO] running `Command { std: "docker" "start" "-a" "0c5703fdb27e1066a0c196e48b4dd678fc07fa13976a4444d056cabd0c1e100d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling zstd-safe v4.1.6+zstd.1.5.2
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling zstd-sys v1.6.3+zstd.1.5.2
[INFO] [stderr]  Documenting zstd v0.10.2+zstd.1.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.42s
[INFO] running `Command { std: "docker" "inspect" "0c5703fdb27e1066a0c196e48b4dd678fc07fa13976a4444d056cabd0c1e100d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c5703fdb27e1066a0c196e48b4dd678fc07fa13976a4444d056cabd0c1e100d", kill_on_drop: false }`
[INFO] [stdout] 0c5703fdb27e1066a0c196e48b4dd678fc07fa13976a4444d056cabd0c1e100d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--features" "experimental zstdmt doc-cfg" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] fbfb1179814d21fd3019c6b7ebd5e45a663aa5ff3b9f5a6935c6f4aa5fa1e59f
[INFO] running `Command { std: "docker" "start" "-a" "fbfb1179814d21fd3019c6b7ebd5e45a663aa5ff3b9f5a6935c6f4aa5fa1e59f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling zstd-safe v4.1.6+zstd.1.5.2
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling zstd-sys v1.6.3+zstd.1.5.2
[INFO] [stderr]  Documenting zstd v0.10.2+zstd.1.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.07s
[INFO] running `Command { std: "docker" "inspect" "fbfb1179814d21fd3019c6b7ebd5e45a663aa5ff3b9f5a6935c6f4aa5fa1e59f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbfb1179814d21fd3019c6b7ebd5e45a663aa5ff3b9f5a6935c6f4aa5fa1e59f", kill_on_drop: false }`
[INFO] [stdout] fbfb1179814d21fd3019c6b7ebd5e45a663aa5ff3b9f5a6935c6f4aa5fa1e59f