[INFO] fetching crate zstd-safe 4.1.6+zstd.1.5.2...
[INFO] documenting zstd-safe-4.1.6+zstd.1.5.2 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate zstd-safe 4.1.6+zstd.1.5.2 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate zstd-safe 4.1.6+zstd.1.5.2 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 zstd-safe 4.1.6+zstd.1.5.2
[INFO] finished tweaking crates.io crate zstd-safe 4.1.6+zstd.1.5.2
[INFO] tweaked toml for crates.io crate zstd-safe 4.1.6+zstd.1.5.2 written to /workspace/builds/worker-37/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] f2f902f4cc71fafeb6452b58826c80895cc9874f0d0ea4c0e45e78fd83bfcfe4
[INFO] running `Command { std: "docker" "start" "-a" "f2f902f4cc71fafeb6452b58826c80895cc9874f0d0ea4c0e45e78fd83bfcfe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2f902f4cc71fafeb6452b58826c80895cc9874f0d0ea4c0e45e78fd83bfcfe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2f902f4cc71fafeb6452b58826c80895cc9874f0d0ea4c0e45e78fd83bfcfe4", kill_on_drop: false }`
[INFO] [stdout] f2f902f4cc71fafeb6452b58826c80895cc9874f0d0ea4c0e45e78fd83bfcfe4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 6e7c8e9da5f0caeae15000cc1437b6b93f0d5ca9bbef358a176b0734f7d9e4e4
[INFO] running `Command { std: "docker" "start" "-a" "6e7c8e9da5f0caeae15000cc1437b6b93f0d5ca9bbef358a176b0734f7d9e4e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling zstd-safe v4.1.6+zstd.1.5.2 (/opt/rustwide/workdir)
[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-safe v4.1.6+zstd.1.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.19s
[INFO] running `Command { std: "docker" "inspect" "6e7c8e9da5f0caeae15000cc1437b6b93f0d5ca9bbef358a176b0734f7d9e4e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e7c8e9da5f0caeae15000cc1437b6b93f0d5ca9bbef358a176b0734f7d9e4e4", kill_on_drop: false }`
[INFO] [stdout] 6e7c8e9da5f0caeae15000cc1437b6b93f0d5ca9bbef358a176b0734f7d9e4e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--features" "experimental arrays std doc-cfg" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 6713a038868cc44c0bcd31e9984ec2db38057028e8a2c277528d75c908f4bf36
[INFO] running `Command { std: "docker" "start" "-a" "6713a038868cc44c0bcd31e9984ec2db38057028e8a2c277528d75c908f4bf36", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling zstd-safe v4.1.6+zstd.1.5.2 (/opt/rustwide/workdir)
[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-safe v4.1.6+zstd.1.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.83s
[INFO] running `Command { std: "docker" "inspect" "6713a038868cc44c0bcd31e9984ec2db38057028e8a2c277528d75c908f4bf36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6713a038868cc44c0bcd31e9984ec2db38057028e8a2c277528d75c908f4bf36", kill_on_drop: false }`
[INFO] [stdout] 6713a038868cc44c0bcd31e9984ec2db38057028e8a2c277528d75c908f4bf36