[INFO] fetching crate blake2-rfc 0.2.18...
[INFO] documenting blake2-rfc-0.2.18 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate blake2-rfc 0.2.18 into /workspace/builds/worker-101/source
[INFO] validating manifest of crates.io crate blake2-rfc 0.2.18 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 blake2-rfc 0.2.18
[INFO] finished tweaking crates.io crate blake2-rfc 0.2.18
[INFO] tweaked toml for crates.io crate blake2-rfc 0.2.18 written to /workspace/builds/worker-101/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded semver v0.2.3
[INFO] [stderr]   Downloaded nom v1.2.4
[INFO] [stderr]   Downloaded regex-syntax v0.2.6
[INFO] [stderr]   Downloaded clippy v0.0.41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] 575302af94a5a913b04a18eef37dd050a2352d25bfab7ecd2a915f132f9bc072
[INFO] running `Command { std: "docker" "start" "-a" "575302af94a5a913b04a18eef37dd050a2352d25bfab7ecd2a915f132f9bc072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "575302af94a5a913b04a18eef37dd050a2352d25bfab7ecd2a915f132f9bc072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "575302af94a5a913b04a18eef37dd050a2352d25bfab7ecd2a915f132f9bc072", kill_on_drop: false }`
[INFO] [stdout] 575302af94a5a913b04a18eef37dd050a2352d25bfab7ecd2a915f132f9bc072
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] 28f82a46289403a4c1581267ea50a450a3adf970f23e91ad5320989a02f5abcd
[INFO] running `Command { std: "docker" "start" "-a" "28f82a46289403a4c1581267ea50a450a3adf970f23e91ad5320989a02f5abcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]  Documenting blake2-rfc v0.2.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `Command { std: "docker" "inspect" "28f82a46289403a4c1581267ea50a450a3adf970f23e91ad5320989a02f5abcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28f82a46289403a4c1581267ea50a450a3adf970f23e91ad5320989a02f5abcd", kill_on_drop: false }`
[INFO] [stdout] 28f82a46289403a4c1581267ea50a450a3adf970f23e91ad5320989a02f5abcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] df713f9f74f4f3f1deec6e893d171424cf40f37c6a1668fb76b76c26309634a1
[INFO] running `Command { std: "docker" "start" "-a" "df713f9f74f4f3f1deec6e893d171424cf40f37c6a1668fb76b76c26309634a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]  Documenting blake2-rfc v0.2.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `Command { std: "docker" "inspect" "df713f9f74f4f3f1deec6e893d171424cf40f37c6a1668fb76b76c26309634a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df713f9f74f4f3f1deec6e893d171424cf40f37c6a1668fb76b76c26309634a1", kill_on_drop: false }`
[INFO] [stdout] df713f9f74f4f3f1deec6e893d171424cf40f37c6a1668fb76b76c26309634a1