[INFO] fetching crate bn-plus 0.4.4...
[INFO] documenting bn-plus-0.4.4 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate bn-plus 0.4.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate bn-plus 0.4.4 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bn-plus 0.4.4
[INFO] finished tweaking crates.io crate bn-plus 0.4.4
[INFO] tweaked toml for crates.io crate bn-plus 0.4.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31ba7f1d5a9a9cc537f1e291685f356f1ec1f0901d770e2157714e2e09d692df
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "31ba7f1d5a9a9cc537f1e291685f356f1ec1f0901d770e2157714e2e09d692df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31ba7f1d5a9a9cc537f1e291685f356f1ec1f0901d770e2157714e2e09d692df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31ba7f1d5a9a9cc537f1e291685f356f1ec1f0901d770e2157714e2e09d692df", kill_on_drop: false }`
[INFO] [stdout] 31ba7f1d5a9a9cc537f1e291685f356f1ec1f0901d770e2157714e2e09d692df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef4ff28fc9e41360f1cb8793f4dacbd0e7fbe3b72c3994b1f4391c92285a2638
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ef4ff28fc9e41360f1cb8793f4dacbd0e7fbe3b72c3994b1f4391c92285a2638", kill_on_drop: false }`
[INFO] [stderr]  Documenting bn-plus v0.4.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around const expression
[INFO] [stdout]    --> src/arith.rs:102:27
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let mut buf = [0; (8 * 8)];
[INFO] [stdout]     |                           ^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around const expression
[INFO] [stdout]    --> src/arith.rs:118:27
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let mut buf = [0; (8 * 8)];
[INFO] [stdout]     |                           ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around const expression
[INFO] [stdout]    --> src/arith.rs:130:27
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let mut buf = [0; (4 * 8)];
[INFO] [stdout]     |                           ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around const expression
[INFO] [stdout]    --> src/arith.rs:146:27
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let mut buf = [0; (4 * 8)];
[INFO] [stdout]     |                           ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `Command { std: "docker" "inspect" "ef4ff28fc9e41360f1cb8793f4dacbd0e7fbe3b72c3994b1f4391c92285a2638", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef4ff28fc9e41360f1cb8793f4dacbd0e7fbe3b72c3994b1f4391c92285a2638", kill_on_drop: false }`
[INFO] [stdout] ef4ff28fc9e41360f1cb8793f4dacbd0e7fbe3b72c3994b1f4391c92285a2638
