[INFO] fetching crate slowlock 0.2.0...
[INFO] documenting slowlock-0.2.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate slowlock 0.2.0 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate slowlock 0.2.0 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 slowlock 0.2.0
[INFO] finished tweaking crates.io crate slowlock 0.2.0
[INFO] tweaked toml for crates.io crate slowlock 0.2.0 written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate crates.io crate slowlock 0.2.0 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-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] c869e2ba4cd84a129e2462154c95cf285c2905089b59a41a13aac5c55e817484
[INFO] running `Command { std: "docker" "start" "-a" "c869e2ba4cd84a129e2462154c95cf285c2905089b59a41a13aac5c55e817484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c869e2ba4cd84a129e2462154c95cf285c2905089b59a41a13aac5c55e817484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c869e2ba4cd84a129e2462154c95cf285c2905089b59a41a13aac5c55e817484", kill_on_drop: false }`
[INFO] [stdout] c869e2ba4cd84a129e2462154c95cf285c2905089b59a41a13aac5c55e817484
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] d6267c195196534569f23ce13143b9017c15684a3cba22f6acb21bd33b92a02d
[INFO] running `Command { std: "docker" "start" "-a" "d6267c195196534569f23ce13143b9017c15684a3cba22f6acb21bd33b92a02d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]    Compiling sysinfo v0.17.3
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking secrecy v0.7.0
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking aead v0.4.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking rust-argon2 v0.8.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]  Documenting slowlock v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.12s
[INFO] running `Command { std: "docker" "inspect" "d6267c195196534569f23ce13143b9017c15684a3cba22f6acb21bd33b92a02d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6267c195196534569f23ce13143b9017c15684a3cba22f6acb21bd33b92a02d", kill_on_drop: false }`
[INFO] [stdout] d6267c195196534569f23ce13143b9017c15684a3cba22f6acb21bd33b92a02d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 3119a0ac38343c67fd75227357eb6187871e2abccab81f9d5aa4c6636413956f
[INFO] running `Command { std: "docker" "start" "-a" "3119a0ac38343c67fd75227357eb6187871e2abccab81f9d5aa4c6636413956f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]    Compiling sysinfo v0.17.3
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking secrecy v0.7.0
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking aead v0.4.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking rust-argon2 v0.8.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]  Documenting slowlock v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.36s
[INFO] running `Command { std: "docker" "inspect" "3119a0ac38343c67fd75227357eb6187871e2abccab81f9d5aa4c6636413956f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3119a0ac38343c67fd75227357eb6187871e2abccab81f9d5aa4c6636413956f", kill_on_drop: false }`
[INFO] [stdout] 3119a0ac38343c67fd75227357eb6187871e2abccab81f9d5aa4c6636413956f