[INFO] fetching crate linebuffer 0.1.2...
[INFO] documenting linebuffer-0.1.2 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate linebuffer 0.1.2 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate linebuffer 0.1.2 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 linebuffer 0.1.2
[INFO] finished tweaking crates.io crate linebuffer 0.1.2
[INFO] tweaked toml for crates.io crate linebuffer 0.1.2 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] c1ac77abe78a795c7eea5b9065af12817cd3c489ac580cd2209db103ccffc789
[INFO] running `Command { std: "docker" "start" "-a" "c1ac77abe78a795c7eea5b9065af12817cd3c489ac580cd2209db103ccffc789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1ac77abe78a795c7eea5b9065af12817cd3c489ac580cd2209db103ccffc789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1ac77abe78a795c7eea5b9065af12817cd3c489ac580cd2209db103ccffc789", kill_on_drop: false }`
[INFO] [stdout] c1ac77abe78a795c7eea5b9065af12817cd3c489ac580cd2209db103ccffc789
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 165cdfdc6cb36519e9a0b715a055efd21198ccbcbbe0eff5dbd6b0d7eeff57b8
[INFO] running `Command { std: "docker" "start" "-a" "165cdfdc6cb36519e9a0b715a055efd21198ccbcbbe0eff5dbd6b0d7eeff57b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling arraydeque v0.4.5
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]  Documenting linebuffer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.10s
[INFO] running `Command { std: "docker" "inspect" "165cdfdc6cb36519e9a0b715a055efd21198ccbcbbe0eff5dbd6b0d7eeff57b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "165cdfdc6cb36519e9a0b715a055efd21198ccbcbbe0eff5dbd6b0d7eeff57b8", kill_on_drop: false }`
[INFO] [stdout] 165cdfdc6cb36519e9a0b715a055efd21198ccbcbbe0eff5dbd6b0d7eeff57b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 6c347420a979593ddfdeb6d29669f0fcefc148a1d9c0deea37257802467f2800
[INFO] running `Command { std: "docker" "start" "-a" "6c347420a979593ddfdeb6d29669f0fcefc148a1d9c0deea37257802467f2800", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling arraydeque v0.4.5
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]  Documenting linebuffer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.28s
[INFO] running `Command { std: "docker" "inspect" "6c347420a979593ddfdeb6d29669f0fcefc148a1d9c0deea37257802467f2800", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c347420a979593ddfdeb6d29669f0fcefc148a1d9c0deea37257802467f2800", kill_on_drop: false }`
[INFO] [stdout] 6c347420a979593ddfdeb6d29669f0fcefc148a1d9c0deea37257802467f2800