[INFO] fetching crate slog-scope 4.4.0...
[INFO] documenting slog-scope-4.4.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate slog-scope 4.4.0 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate slog-scope 4.4.0 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 slog-scope 4.4.0
[INFO] finished tweaking crates.io crate slog-scope 4.4.0
[INFO] tweaked toml for crates.io crate slog-scope 4.4.0 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate crates.io crate slog-scope 4.4.0 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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 6a9e3b57229e060ad4a65559afaeb26e7b93466e34848fa09e9abb3989ad6f5e
[INFO] running `Command { std: "docker" "start" "-a" "6a9e3b57229e060ad4a65559afaeb26e7b93466e34848fa09e9abb3989ad6f5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a9e3b57229e060ad4a65559afaeb26e7b93466e34848fa09e9abb3989ad6f5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a9e3b57229e060ad4a65559afaeb26e7b93466e34848fa09e9abb3989ad6f5e", kill_on_drop: false }`
[INFO] [stdout] 6a9e3b57229e060ad4a65559afaeb26e7b93466e34848fa09e9abb3989ad6f5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 3b2dbc5bd3d06145166e00df649d718534153657487392a186c0fb8aca45bf63
[INFO] running `Command { std: "docker" "start" "-a" "3b2dbc5bd3d06145166e00df649d718534153657487392a186c0fb8aca45bf63", kill_on_drop: false }`
[INFO] [stderr]    Compiling slog v2.5.0
[INFO] [stderr]     Checking arc-swap v1.2.0
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]  Documenting slog-scope v4.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.29s
[INFO] running `Command { std: "docker" "inspect" "3b2dbc5bd3d06145166e00df649d718534153657487392a186c0fb8aca45bf63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b2dbc5bd3d06145166e00df649d718534153657487392a186c0fb8aca45bf63", kill_on_drop: false }`
[INFO] [stdout] 3b2dbc5bd3d06145166e00df649d718534153657487392a186c0fb8aca45bf63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 456ab4742cc44e89ed2dfe9573028b0638900e5780e8ffdd9ae4a4d7457cfc82
[INFO] running `Command { std: "docker" "start" "-a" "456ab4742cc44e89ed2dfe9573028b0638900e5780e8ffdd9ae4a4d7457cfc82", kill_on_drop: false }`
[INFO] [stderr]    Compiling slog v2.5.0
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking arc-swap v1.2.0
[INFO] [stderr]  Documenting slog-scope v4.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "456ab4742cc44e89ed2dfe9573028b0638900e5780e8ffdd9ae4a4d7457cfc82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "456ab4742cc44e89ed2dfe9573028b0638900e5780e8ffdd9ae4a4d7457cfc82", kill_on_drop: false }`
[INFO] [stdout] 456ab4742cc44e89ed2dfe9573028b0638900e5780e8ffdd9ae4a4d7457cfc82