[INFO] fetching crate rd-interface 0.4.0...
[INFO] documenting rd-interface-0.4.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate rd-interface 0.4.0 into /workspace/builds/worker-32/source
[INFO] validating manifest of crates.io crate rd-interface 0.4.0 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 rd-interface 0.4.0
[INFO] finished tweaking crates.io crate rd-interface 0.4.0
[INFO] tweaked toml for crates.io crate rd-interface 0.4.0 written to /workspace/builds/worker-32/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] [stderr]     Blocking waiting for file lock on package cache
[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-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] 2c63c2626a046b0322fe7a831783d65beb3fe428490dceb0bd765572fe8cd38c
[INFO] running `Command { std: "docker" "start" "-a" "2c63c2626a046b0322fe7a831783d65beb3fe428490dceb0bd765572fe8cd38c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c63c2626a046b0322fe7a831783d65beb3fe428490dceb0bd765572fe8cd38c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c63c2626a046b0322fe7a831783d65beb3fe428490dceb0bd765572fe8cd38c", kill_on_drop: false }`
[INFO] [stdout] 2c63c2626a046b0322fe7a831783d65beb3fe428490dceb0bd765572fe8cd38c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] 721175f6531a3f8dd9e84929a38fbcfbb80f18db383b0ca11d16e2f4e18d5bd2
[INFO] running `Command { std: "docker" "start" "-a" "721175f6531a3f8dd9e84929a38fbcfbb80f18db383b0ca11d16e2f4e18d5bd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]     Checking tokio v1.18.2
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]  Documenting rd-interface v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.22s
[INFO] running `Command { std: "docker" "inspect" "721175f6531a3f8dd9e84929a38fbcfbb80f18db383b0ca11d16e2f4e18d5bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "721175f6531a3f8dd9e84929a38fbcfbb80f18db383b0ca11d16e2f4e18d5bd2", kill_on_drop: false }`
[INFO] [stdout] 721175f6531a3f8dd9e84929a38fbcfbb80f18db383b0ca11d16e2f4e18d5bd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] a7c1bd07f7f0baf8ce64225784257676e765e10a1e73f7de1d2a7b4606956947
[INFO] running `Command { std: "docker" "start" "-a" "a7c1bd07f7f0baf8ce64225784257676e765e10a1e73f7de1d2a7b4606956947", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking tokio v1.18.2
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]  Documenting rd-interface v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.53s
[INFO] running `Command { std: "docker" "inspect" "a7c1bd07f7f0baf8ce64225784257676e765e10a1e73f7de1d2a7b4606956947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7c1bd07f7f0baf8ce64225784257676e765e10a1e73f7de1d2a7b4606956947", kill_on_drop: false }`
[INFO] [stdout] a7c1bd07f7f0baf8ce64225784257676e765e10a1e73f7de1d2a7b4606956947