[INFO] fetching crate wavefile 0.2.0...
[INFO] documenting wavefile-0.2.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate wavefile 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate wavefile 0.2.0 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wavefile 0.2.0
[INFO] finished tweaking crates.io crate wavefile 0.2.0
[INFO] tweaked toml for crates.io crate wavefile 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f34b91355141e35041045f48a0d339db1689ee654e98c12b950d5da95681d0f0
[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" "f34b91355141e35041045f48a0d339db1689ee654e98c12b950d5da95681d0f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f34b91355141e35041045f48a0d339db1689ee654e98c12b950d5da95681d0f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f34b91355141e35041045f48a0d339db1689ee654e98c12b950d5da95681d0f0", kill_on_drop: false }`
[INFO] [stdout] f34b91355141e35041045f48a0d339db1689ee654e98c12b950d5da95681d0f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c46e8f8103f675c6daec9f9f985ad600ec11e48575f33ef92f386bdf9429d2c6
[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" "c46e8f8103f675c6daec9f9f985ad600ec11e48575f33ef92f386bdf9429d2c6", kill_on_drop: false }`
[INFO] [stderr]     Checking memmap v0.2.3
[INFO] [stderr]  Documenting wavefile v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:24:47
[INFO] [stdout]    |
[INFO] [stdout] 24 | const SPEAKER_FRONT_LEFT            : isize = (1 << 0);
[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 assigned value
[INFO] [stdout]   --> src/lib.rs:25:47
[INFO] [stdout]    |
[INFO] [stdout] 25 | const SPEAKER_FRONT_RIGHT           : isize = (1 << 1);
[INFO] [stdout]    |                                               ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:26:47
[INFO] [stdout]    |
[INFO] [stdout] 26 | const SPEAKER_FRONT_CENTER          : isize = (1 << 2);
[INFO] [stdout]    |                                               ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:27:47
[INFO] [stdout]    |
[INFO] [stdout] 27 | const SPEAKER_LOW_FREQUENCY         : isize = (1 << 3);
[INFO] [stdout]    |                                               ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:28:47
[INFO] [stdout]    |
[INFO] [stdout] 28 | const SPEAKER_BACK_LEFT             : isize = (1 << 4);
[INFO] [stdout]    |                                               ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:29:47
[INFO] [stdout]    |
[INFO] [stdout] 29 | const SPEAKER_BACK_RIGHT            : isize = (1 << 5);
[INFO] [stdout]    |                                               ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:30:47
[INFO] [stdout]    |
[INFO] [stdout] 30 | const SPEAKER_FRONT_LEFT_OF_CENTER  : isize = (1 << 6);
[INFO] [stdout]    |                                               ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:31:47
[INFO] [stdout]    |
[INFO] [stdout] 31 | const SPEAKER_FRONT_RIGHT_OF_CENTER : isize = (1 << 7);
[INFO] [stdout]    |                                               ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:32:47
[INFO] [stdout]    |
[INFO] [stdout] 32 | const SPEAKER_BACK_CENTER           : isize = (1 << 8);
[INFO] [stdout]    |                                               ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:33:47
[INFO] [stdout]    |
[INFO] [stdout] 33 | const SPEAKER_SIDE_LEFT             : isize = (1 << 9);
[INFO] [stdout]    |                                               ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:34:47
[INFO] [stdout]    |
[INFO] [stdout] 34 | const SPEAKER_SIDE_RIGHT            : isize = (1 << 10);
[INFO] [stdout]    |                                               ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:35:47
[INFO] [stdout]    |
[INFO] [stdout] 35 | const SPEAKER_TOP_CENTER            : isize = (1 << 11);
[INFO] [stdout]    |                                               ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:36:47
[INFO] [stdout]    |
[INFO] [stdout] 36 | const SPEAKER_TOP_FRONT_LEFT        : isize = (1 << 12);
[INFO] [stdout]    |                                               ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:37:47
[INFO] [stdout]    |
[INFO] [stdout] 37 | const SPEAKER_TOP_FRONT_CENTER      : isize = (1 << 13);
[INFO] [stdout]    |                                               ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:38:47
[INFO] [stdout]    |
[INFO] [stdout] 38 | const SPEAKER_TOP_FRONT_RIGHT       : isize = (1 << 14);
[INFO] [stdout]    |                                               ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:39:47
[INFO] [stdout]    |
[INFO] [stdout] 39 | const SPEAKER_TOP_BACK_LEFT         : isize = (1 << 15);
[INFO] [stdout]    |                                               ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:40:47
[INFO] [stdout]    |
[INFO] [stdout] 40 | const SPEAKER_TOP_BACK_CENTER       : isize = (1 << 16);
[INFO] [stdout]    |                                               ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:41:47
[INFO] [stdout]    |
[INFO] [stdout] 41 | const SPEAKER_TOP_BACK_RIGHT        : isize = (1 << 17);
[INFO] [stdout]    |                                               ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:42:47
[INFO] [stdout]    |
[INFO] [stdout] 42 | const SPEAKER_RESERVED              : isize = (1 << 31);
[INFO] [stdout]    |                                               ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.15s
[INFO] running `Command { std: "docker" "inspect" "c46e8f8103f675c6daec9f9f985ad600ec11e48575f33ef92f386bdf9429d2c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c46e8f8103f675c6daec9f9f985ad600ec11e48575f33ef92f386bdf9429d2c6", kill_on_drop: false }`
[INFO] [stdout] c46e8f8103f675c6daec9f9f985ad600ec11e48575f33ef92f386bdf9429d2c6