[INFO] fetching crate fs3 0.5.0...
[INFO] documenting fs3-0.5.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate fs3 0.5.0 into /workspace/builds/worker-44/source
[INFO] validating manifest of crates.io crate fs3 0.5.0 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 fs3 0.5.0
[INFO] finished tweaking crates.io crate fs3 0.5.0
[INFO] tweaked toml for crates.io crate fs3 0.5.0 written to /workspace/builds/worker-44/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] dd51083ea19de7c13c273bcd6ab30a9e95d1a496a33f91acb89f664a52a64485
[INFO] running `Command { std: "docker" "start" "-a" "dd51083ea19de7c13c273bcd6ab30a9e95d1a496a33f91acb89f664a52a64485", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd51083ea19de7c13c273bcd6ab30a9e95d1a496a33f91acb89f664a52a64485", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd51083ea19de7c13c273bcd6ab30a9e95d1a496a33f91acb89f664a52a64485", kill_on_drop: false }`
[INFO] [stdout] dd51083ea19de7c13c273bcd6ab30a9e95d1a496a33f91acb89f664a52a64485
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] d42faef3f3f9a5134ee4219a734220f648b8aa1ebb7f9ac847c6b851b5f5eac1
[INFO] running `Command { std: "docker" "start" "-a" "d42faef3f3f9a5134ee4219a734220f648b8aa1ebb7f9ac847c6b851b5f5eac1", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling fs3 v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting fs3 v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `Command { std: "docker" "inspect" "d42faef3f3f9a5134ee4219a734220f648b8aa1ebb7f9ac847c6b851b5f5eac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d42faef3f3f9a5134ee4219a734220f648b8aa1ebb7f9ac847c6b851b5f5eac1", kill_on_drop: false }`
[INFO] [stdout] d42faef3f3f9a5134ee4219a734220f648b8aa1ebb7f9ac847c6b851b5f5eac1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] ca01077c9b79789a1695c12755f1c8b747eca3a710e362c44fd6bdd445380481
[INFO] running `Command { std: "docker" "start" "-a" "ca01077c9b79789a1695c12755f1c8b747eca3a710e362c44fd6bdd445380481", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling fs3 v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting fs3 v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.77s
[INFO] running `Command { std: "docker" "inspect" "ca01077c9b79789a1695c12755f1c8b747eca3a710e362c44fd6bdd445380481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca01077c9b79789a1695c12755f1c8b747eca3a710e362c44fd6bdd445380481", kill_on_drop: false }`
[INFO] [stdout] ca01077c9b79789a1695c12755f1c8b747eca3a710e362c44fd6bdd445380481