[INFO] fetching crate flat-tree 5.0.0...
[INFO] documenting flat-tree-5.0.0 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate flat-tree 5.0.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate flat-tree 5.0.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flat-tree 5.0.0
[INFO] finished tweaking crates.io crate flat-tree 5.0.0
[INFO] tweaked toml for crates.io crate flat-tree 5.0.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0fca63072459643e94b329392c79aa27fa2856de1fb3abcb9a25b9f246358ec
[INFO] running `Command { std: "docker" "start" "-a" "e0fca63072459643e94b329392c79aa27fa2856de1fb3abcb9a25b9f246358ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0fca63072459643e94b329392c79aa27fa2856de1fb3abcb9a25b9f246358ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0fca63072459643e94b329392c79aa27fa2856de1fb3abcb9a25b9f246358ec", kill_on_drop: false }`
[INFO] [stdout] e0fca63072459643e94b329392c79aa27fa2856de1fb3abcb9a25b9f246358ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d01c9eb6813165f84602515b17f8334fd883c997bf7a7f50c60a303fd867cf2
[INFO] running `Command { std: "docker" "start" "-a" "7d01c9eb6813165f84602515b17f8334fd883c997bf7a7f50c60a303fd867cf2", kill_on_drop: false }`
[INFO] [stderr]  Documenting flat-tree v5.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/iterator.rs:262:5
[INFO] [stdout]     |
[INFO] [stdout] 262 |     ((1 << 30) * (1 << (n - 30)))
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "7d01c9eb6813165f84602515b17f8334fd883c997bf7a7f50c60a303fd867cf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d01c9eb6813165f84602515b17f8334fd883c997bf7a7f50c60a303fd867cf2", kill_on_drop: false }`
[INFO] [stdout] 7d01c9eb6813165f84602515b17f8334fd883c997bf7a7f50c60a303fd867cf2
