[INFO] fetching crate rppal 0.11.3...
[INFO] documenting rppal-0.11.3 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate rppal 0.11.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rppal 0.11.3 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rppal 0.11.3
[INFO] finished tweaking crates.io crate rppal 0.11.3
[INFO] tweaked toml for crates.io crate rppal 0.11.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1016eb6454bc445e4146a71cc9ecf0871dfc949f14d7f811962396ef60a44886
[INFO] running `Command { std: "docker" "start" "-a" "1016eb6454bc445e4146a71cc9ecf0871dfc949f14d7f811962396ef60a44886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1016eb6454bc445e4146a71cc9ecf0871dfc949f14d7f811962396ef60a44886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1016eb6454bc445e4146a71cc9ecf0871dfc949f14d7f811962396ef60a44886", kill_on_drop: false }`
[INFO] [stdout] 1016eb6454bc445e4146a71cc9ecf0871dfc949f14d7f811962396ef60a44886
[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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93bcd06a4bd10ed6ea6d94ce1b89b9bb75338e5e4eb98dddd57e42b618adae06
[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" "93bcd06a4bd10ed6ea6d94ce1b89b9bb75338e5e4eb98dddd57e42b618adae06", kill_on_drop: false }`
[INFO] [stderr]  Documenting rppal v0.11.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/gpio/ioctl.rs:49:23
[INFO] [stdout]    |
[INFO] [stdout] 49 | const TYPESHIFT: u8 = (NRSHIFT + NRBITS);
[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/gpio/ioctl.rs:50:23
[INFO] [stdout]    |
[INFO] [stdout] 50 | const SIZESHIFT: u8 = (TYPESHIFT + TYPEBITS);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/gpio/ioctl.rs:51:22
[INFO] [stdout]    |
[INFO] [stdout] 51 | const DIRSHIFT: u8 = (SIZESHIFT + SIZEBITS);
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/spi/ioctl.rs:43:23
[INFO] [stdout]    |
[INFO] [stdout] 43 | const TYPESHIFT: u8 = (NRSHIFT + NRBITS);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/spi/ioctl.rs:44:23
[INFO] [stdout]    |
[INFO] [stdout] 44 | const SIZESHIFT: u8 = (TYPESHIFT + TYPEBITS);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/spi/ioctl.rs:45:22
[INFO] [stdout]    |
[INFO] [stdout] 45 | const DIRSHIFT: u8 = (SIZESHIFT + SIZEBITS);
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/spi/ioctl.rs:63:32
[INFO] [stdout]    |
[INFO] [stdout] 63 | const REQ_RD_MODE: IoctlLong = (DIR_READ | TYPE_SPI | NR_MODE | SIZE_U8);
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/spi/ioctl.rs:64:37
[INFO] [stdout]    |
[INFO] [stdout] 64 | const REQ_RD_LSB_FIRST: IoctlLong = (DIR_READ | TYPE_SPI | NR_LSB_FIRST | SIZE_U8);
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/spi/ioctl.rs:65:41
[INFO] [stdout]    |
[INFO] [stdout] 65 | const REQ_RD_BITS_PER_WORD: IoctlLong = (DIR_READ | TYPE_SPI | NR_BITS_PER_WORD | SIZE_U8);
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/spi/ioctl.rs:66:40
[INFO] [stdout]    |
[INFO] [stdout] 66 | const REQ_RD_MAX_SPEED_HZ: IoctlLong = (DIR_READ | TYPE_SPI | NR_MAX_SPEED_HZ | SIZE_U32);
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/spi/ioctl.rs:67:35
[INFO] [stdout]    |
[INFO] [stdout] 67 | const REQ_RD_MODE_32: IoctlLong = (DIR_READ | TYPE_SPI | NR_MODE32 | SIZE_U32);
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/spi/ioctl.rs:69:35
[INFO] [stdout]    |
[INFO] [stdout] 69 | const REQ_WR_MESSAGE: IoctlLong = (DIR_WRITE | TYPE_SPI | NR_MESSAGE);
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/spi/ioctl.rs:70:32
[INFO] [stdout]    |
[INFO] [stdout] 70 | const REQ_WR_MODE: IoctlLong = (DIR_WRITE | TYPE_SPI | NR_MODE | SIZE_U8);
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/spi/ioctl.rs:71:37
[INFO] [stdout]    |
[INFO] [stdout] 71 | const REQ_WR_LSB_FIRST: IoctlLong = (DIR_WRITE | TYPE_SPI | NR_LSB_FIRST | SIZE_U8);
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/spi/ioctl.rs:72:41
[INFO] [stdout]    |
[INFO] [stdout] 72 | const REQ_WR_BITS_PER_WORD: IoctlLong = (DIR_WRITE | TYPE_SPI | NR_BITS_PER_WORD | SIZE_U8);
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/spi/ioctl.rs:73:40
[INFO] [stdout]    |
[INFO] [stdout] 73 | const REQ_WR_MAX_SPEED_HZ: IoctlLong = (DIR_WRITE | TYPE_SPI | NR_MAX_SPEED_HZ | SIZE_U32);
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/spi/ioctl.rs:74:35
[INFO] [stdout]    |
[INFO] [stdout] 74 | const REQ_WR_MODE_32: IoctlLong = (DIR_WRITE | TYPE_SPI | NR_MODE32 | SIZE_U32);
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `Command { std: "docker" "inspect" "93bcd06a4bd10ed6ea6d94ce1b89b9bb75338e5e4eb98dddd57e42b618adae06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93bcd06a4bd10ed6ea6d94ce1b89b9bb75338e5e4eb98dddd57e42b618adae06", kill_on_drop: false }`
[INFO] [stdout] 93bcd06a4bd10ed6ea6d94ce1b89b9bb75338e5e4eb98dddd57e42b618adae06