[INFO] fetching crate futures-rate 0.1.5...
[INFO] documenting futures-rate-0.1.5 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate futures-rate 0.1.5 into /workspace/builds/worker-36/source
[INFO] validating manifest of crates.io crate futures-rate 0.1.5 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures-rate 0.1.5
[INFO] finished tweaking crates.io crate futures-rate 0.1.5
[INFO] tweaked toml for crates.io crate futures-rate 0.1.5 written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] crate crates.io crate futures-rate 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6b74c5c79f316352ee9bbbe0602aa192901f90f2a7a494b2fe4ec0659419e5d
[INFO] running `Command { std: "docker" "start" "-a" "a6b74c5c79f316352ee9bbbe0602aa192901f90f2a7a494b2fe4ec0659419e5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6b74c5c79f316352ee9bbbe0602aa192901f90f2a7a494b2fe4ec0659419e5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6b74c5c79f316352ee9bbbe0602aa192901f90f2a7a494b2fe4ec0659419e5d", kill_on_drop: false }`
[INFO] [stdout] a6b74c5c79f316352ee9bbbe0602aa192901f90f2a7a494b2fe4ec0659419e5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bb317882735fd7bc7ceeb95a6dde4a0cc2c7cc315151dda689d9845563f6cca
[INFO] running `Command { std: "docker" "start" "-a" "4bb317882735fd7bc7ceeb95a6dde4a0cc2c7cc315151dda689d9845563f6cca", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.0
[INFO] [stderr]  Documenting futures-rate v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/gatekeeper.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | /             (
[INFO] [stdout] 105 | |                 async move {
[INFO] [stdout] 106 | |                     ticket.await?;
[INFO] [stdout] 107 | |                     Ok(fut.await)
[INFO] [stdout] 108 | |                 }
[INFO] [stdout] 109 | |                 //            Token {},
[INFO] [stdout] 110 | |             ),
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 104 |             async move {
[INFO] [stdout] 105 |                     ticket.await?;
[INFO] [stdout] 106 |                     Ok(fut.await)
[INFO] [stdout] 107 |                 }
[INFO] [stdout] 108 |                 //            Token {},,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.37s
[INFO] running `Command { std: "docker" "inspect" "4bb317882735fd7bc7ceeb95a6dde4a0cc2c7cc315151dda689d9845563f6cca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bb317882735fd7bc7ceeb95a6dde4a0cc2c7cc315151dda689d9845563f6cca", kill_on_drop: false }`
[INFO] [stdout] 4bb317882735fd7bc7ceeb95a6dde4a0cc2c7cc315151dda689d9845563f6cca
