[INFO] fetching crate gpiochip 0.1.1...
[INFO] documenting gpiochip-0.1.1 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate gpiochip 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate gpiochip 0.1.1 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 gpiochip 0.1.1
[INFO] finished tweaking crates.io crate gpiochip 0.1.1
[INFO] tweaked toml for crates.io crate gpiochip 0.1.1 written to /workspace/builds/worker-0/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 978054c518266d85a764737f97334a49715ee503f22567a2a9ca4671981b43fa
[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" "978054c518266d85a764737f97334a49715ee503f22567a2a9ca4671981b43fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "978054c518266d85a764737f97334a49715ee503f22567a2a9ca4671981b43fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "978054c518266d85a764737f97334a49715ee503f22567a2a9ca4671981b43fa", kill_on_drop: false }`
[INFO] [stdout] 978054c518266d85a764737f97334a49715ee503f22567a2a9ca4671981b43fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] f2344211ef91c3907a5f7cca3b457bc34a1fa2407ea8f7c92505c02b2106efb7
[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" "f2344211ef91c3907a5f7cca3b457bc34a1fa2407ea8f7c92505c02b2106efb7", kill_on_drop: false }`
[INFO] [stderr]  Documenting gpiochip v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:393:49
[INFO] [stdout]     |
[INFO] [stdout] 393 |     pub fn info(&self, gpio: u32) -> io::Result<(LineInfo)> {
[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 type
[INFO] [stdout]    --> src/lib.rs:408:102
[INFO] [stdout]     |
[INFO] [stdout] 408 |     pub fn request(&self, consumer: &str, flags: RequestFlags, gpio: u32, default: u8) -> io::Result<(GpioHandle)> {
[INFO] [stdout]     |                                                                                                      ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:431:122
[INFO] [stdout]     |
[INFO] [stdout] 431 | ...u32], default_values: &[u8]) -> io::Result<(GpioArrayHandle)> {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:466:132
[INFO] [stdout]     |
[INFO] [stdout] 466 | ...entflags: EventRequestFlags) -> io::Result<(GpioEventHandle)> {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:491:83
[INFO] [stdout]     |
[INFO] [stdout] 491 | pub fn wait_for_event(events: &[&GpioEventHandle], timeout_ms: i32) -> io::Result<(u64)> {
[INFO] [stdout]     |                                                                                   ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `Command { std: "docker" "inspect" "f2344211ef91c3907a5f7cca3b457bc34a1fa2407ea8f7c92505c02b2106efb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2344211ef91c3907a5f7cca3b457bc34a1fa2407ea8f7c92505c02b2106efb7", kill_on_drop: false }`
[INFO] [stdout] f2344211ef91c3907a5f7cca3b457bc34a1fa2407ea8f7c92505c02b2106efb7
