[INFO] fetching crate unsigned-varint 0.7.1...
[INFO] documenting unsigned-varint-0.7.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate unsigned-varint 0.7.1 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate unsigned-varint 0.7.1 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 unsigned-varint 0.7.1
[INFO] finished tweaking crates.io crate unsigned-varint 0.7.1
[INFO] tweaked toml for crates.io crate unsigned-varint 0.7.1 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate crates.io crate unsigned-varint 0.7.1 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-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] d994493bf76b95b59dc21461bef6d125b6a44cc14caf4b62ef802b3479a10477
[INFO] running `Command { std: "docker" "start" "-a" "d994493bf76b95b59dc21461bef6d125b6a44cc14caf4b62ef802b3479a10477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d994493bf76b95b59dc21461bef6d125b6a44cc14caf4b62ef802b3479a10477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d994493bf76b95b59dc21461bef6d125b6a44cc14caf4b62ef802b3479a10477", kill_on_drop: false }`
[INFO] [stdout] d994493bf76b95b59dc21461bef6d125b6a44cc14caf4b62ef802b3479a10477
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 7b44fdba2fb6faf7f7ba84207abca7fb6014dae0957974d84b48c65878c56b10
[INFO] running `Command { std: "docker" "start" "-a" "7b44fdba2fb6faf7f7ba84207abca7fb6014dae0957974d84b48c65878c56b10", kill_on_drop: false }`
[INFO] [stderr]  Documenting unsigned-varint v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "7b44fdba2fb6faf7f7ba84207abca7fb6014dae0957974d84b48c65878c56b10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b44fdba2fb6faf7f7ba84207abca7fb6014dae0957974d84b48c65878c56b10", kill_on_drop: false }`
[INFO] [stdout] 7b44fdba2fb6faf7f7ba84207abca7fb6014dae0957974d84b48c65878c56b10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "--all-features" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] b1e2a406cb122a4c2224e9bf348b68964c3a87b89a908f9d69055c3e2ed7b42e
[INFO] running `Command { std: "docker" "start" "-a" "b1e2a406cb122a4c2224e9bf348b68964c3a87b89a908f9d69055c3e2ed7b42e", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tokio v1.13.0
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking asynchronous-codec v0.6.0
[INFO] [stderr]  Documenting unsigned-varint v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.26s
[INFO] running `Command { std: "docker" "inspect" "b1e2a406cb122a4c2224e9bf348b68964c3a87b89a908f9d69055c3e2ed7b42e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1e2a406cb122a4c2224e9bf348b68964c3a87b89a908f9d69055c3e2ed7b42e", kill_on_drop: false }`
[INFO] [stdout] b1e2a406cb122a4c2224e9bf348b68964c3a87b89a908f9d69055c3e2ed7b42e