[INFO] fetching crate gpiochip 0.1.1...
[INFO] testing gpiochip-0.1.1 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate gpiochip 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate gpiochip 0.1.1 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 810d112008b4440d6fb8edc10df13f86ce18ae860391fda18c3d9f1bd3cf8ee3
[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" "810d112008b4440d6fb8edc10df13f86ce18ae860391fda18c3d9f1bd3cf8ee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "810d112008b4440d6fb8edc10df13f86ce18ae860391fda18c3d9f1bd3cf8ee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "810d112008b4440d6fb8edc10df13f86ce18ae860391fda18c3d9f1bd3cf8ee3", kill_on_drop: false }`
[INFO] [stdout] 810d112008b4440d6fb8edc10df13f86ce18ae860391fda18c3d9f1bd3cf8ee3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", 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] db77b16b4f92e0b5dbe49b4b6269d44d3055b5ca9148bd5dabaa20d9b2524221
[INFO] running `Command { std: "docker" "start" "-a" "db77b16b4f92e0b5dbe49b4b6269d44d3055b5ca9148bd5dabaa20d9b2524221", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling gpiochip v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:275:20
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let size = try!(from_nix_result(nix::unistd::read(self.file.as_raw_fd(), &mut buf)));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:286:26
[INFO] [stdout]     |
[INFO] [stdout] 286 |         let mut bitmap = try!(wait_for_event(&[&self], 0));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:289:13
[INFO] [stdout]     |
[INFO] [stdout] 289 |             try!(self.read());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:290:22
[INFO] [stdout]     |
[INFO] [stdout] 290 |             bitmap = try!(wait_for_event(&[&self], 0));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:300:9
[INFO] [stdout]     |
[INFO] [stdout] 300 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:338:9
[INFO] [stdout]     |
[INFO] [stdout] 338 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:357:9
[INFO] [stdout]     |
[INFO] [stdout] 357 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:372:9
[INFO] [stdout]     |
[INFO] [stdout] 372 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:386:20
[INFO] [stdout]     |
[INFO] [stdout] 386 |         let file = try!(std::fs::File::open(path));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:387:36
[INFO] [stdout]     |
[INFO] [stdout] 387 |         let (name, label, lines) = try!(GpioChip::chipinfo(file.as_raw_fd()));
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:397:9
[INFO] [stdout]     |
[INFO] [stdout] 397 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:423:9
[INFO] [stdout]     |
[INFO] [stdout] 423 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:458:9
[INFO] [stdout]     |
[INFO] [stdout] 458 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:480:9
[INFO] [stdout]     |
[INFO] [stdout] 480 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.25s
[INFO] running `Command { std: "docker" "inspect" "db77b16b4f92e0b5dbe49b4b6269d44d3055b5ca9148bd5dabaa20d9b2524221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db77b16b4f92e0b5dbe49b4b6269d44d3055b5ca9148bd5dabaa20d9b2524221", kill_on_drop: false }`
[INFO] [stdout] db77b16b4f92e0b5dbe49b4b6269d44d3055b5ca9148bd5dabaa20d9b2524221
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0917457312ba57640137309b45a36870270eab64d8dced13decb37100be5980
[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" "a0917457312ba57640137309b45a36870270eab64d8dced13decb37100be5980", kill_on_drop: false }`
[INFO] [stderr]    Compiling gpiochip v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:275:20
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let size = try!(from_nix_result(nix::unistd::read(self.file.as_raw_fd(), &mut buf)));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:286:26
[INFO] [stdout]     |
[INFO] [stdout] 286 |         let mut bitmap = try!(wait_for_event(&[&self], 0));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:289:13
[INFO] [stdout]     |
[INFO] [stdout] 289 |             try!(self.read());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:290:22
[INFO] [stdout]     |
[INFO] [stdout] 290 |             bitmap = try!(wait_for_event(&[&self], 0));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:300:9
[INFO] [stdout]     |
[INFO] [stdout] 300 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:338:9
[INFO] [stdout]     |
[INFO] [stdout] 338 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:357:9
[INFO] [stdout]     |
[INFO] [stdout] 357 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:372:9
[INFO] [stdout]     |
[INFO] [stdout] 372 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:386:20
[INFO] [stdout]     |
[INFO] [stdout] 386 |         let file = try!(std::fs::File::open(path));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:387:36
[INFO] [stdout]     |
[INFO] [stdout] 387 |         let (name, label, lines) = try!(GpioChip::chipinfo(file.as_raw_fd()));
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:397:9
[INFO] [stdout]     |
[INFO] [stdout] 397 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:423:9
[INFO] [stdout]     |
[INFO] [stdout] 423 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:458:9
[INFO] [stdout]     |
[INFO] [stdout] 458 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:480:9
[INFO] [stdout]     |
[INFO] [stdout] 480 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:275:20
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let size = try!(from_nix_result(nix::unistd::read(self.file.as_raw_fd(), &mut buf)));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:286:26
[INFO] [stdout]     |
[INFO] [stdout] 286 |         let mut bitmap = try!(wait_for_event(&[&self], 0));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:289:13
[INFO] [stdout]     |
[INFO] [stdout] 289 |             try!(self.read());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:290:22
[INFO] [stdout]     |
[INFO] [stdout] 290 |             bitmap = try!(wait_for_event(&[&self], 0));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:300:9
[INFO] [stdout]     |
[INFO] [stdout] 300 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:338:9
[INFO] [stdout]     |
[INFO] [stdout] 338 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:357:9
[INFO] [stdout]     |
[INFO] [stdout] 357 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:372:9
[INFO] [stdout]     |
[INFO] [stdout] 372 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:386:20
[INFO] [stdout]     |
[INFO] [stdout] 386 |         let file = try!(std::fs::File::open(path));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:387:36
[INFO] [stdout]     |
[INFO] [stdout] 387 |         let (name, label, lines) = try!(GpioChip::chipinfo(file.as_raw_fd()));
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:397:9
[INFO] [stdout]     |
[INFO] [stdout] 397 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:423:9
[INFO] [stdout]     |
[INFO] [stdout] 423 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:458:9
[INFO] [stdout]     |
[INFO] [stdout] 458 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:480:9
[INFO] [stdout]     |
[INFO] [stdout] 480 |         try!(from_nix_result(unsafe {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "a0917457312ba57640137309b45a36870270eab64d8dced13decb37100be5980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0917457312ba57640137309b45a36870270eab64d8dced13decb37100be5980", kill_on_drop: false }`
[INFO] [stdout] a0917457312ba57640137309b45a36870270eab64d8dced13decb37100be5980
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fd8a1838cdd61d29e7480ba93b3e8d8a2324475015678f11e7a8d78b002482a1
[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" "fd8a1838cdd61d29e7480ba93b3e8d8a2324475015678f11e7a8d78b002482a1", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:275:20
[INFO] [stderr]     |
[INFO] [stderr] 275 |         let size = try!(from_nix_result(nix::unistd::read(self.file.as_raw_fd(), &mut buf)));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:286:26
[INFO] [stderr]     |
[INFO] [stderr] 286 |         let mut bitmap = try!(wait_for_event(&[&self], 0));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:289:13
[INFO] [stderr]     |
[INFO] [stderr] 289 |             try!(self.read());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:290:22
[INFO] [stderr]     |
[INFO] [stderr] 290 |             bitmap = try!(wait_for_event(&[&self], 0));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:300:9
[INFO] [stderr]     |
[INFO] [stderr] 300 |         try!(from_nix_result(unsafe {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:313:9
[INFO] [stderr]     |
[INFO] [stderr] 313 |         try!(from_nix_result(unsafe {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:325:9
[INFO] [stderr]     |
[INFO] [stderr] 325 |         try!(from_nix_result(unsafe {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:338:9
[INFO] [stderr]     |
[INFO] [stderr] 338 |         try!(from_nix_result(unsafe {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:357:9
[INFO] [stderr]     |
[INFO] [stderr] 357 |         try!(from_nix_result(unsafe {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:372:9
[INFO] [stderr]     |
[INFO] [stderr] 372 |         try!(from_nix_result(unsafe {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:386:20
[INFO] [stderr]     |
[INFO] [stderr] 386 |         let file = try!(std::fs::File::open(path));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:387:36
[INFO] [stderr]     |
[INFO] [stderr] 387 |         let (name, label, lines) = try!(GpioChip::chipinfo(file.as_raw_fd()));
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:397:9
[INFO] [stderr]     |
[INFO] [stderr] 397 |         try!(from_nix_result(unsafe {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:423:9
[INFO] [stderr]     |
[INFO] [stderr] 423 |         try!(from_nix_result(unsafe {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:458:9
[INFO] [stderr]     |
[INFO] [stderr] 458 |         try!(from_nix_result(unsafe {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:480:9
[INFO] [stderr]     |
[INFO] [stderr] 480 |         try!(from_nix_result(unsafe {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:393:49
[INFO] [stderr]     |
[INFO] [stderr] 393 |     pub fn info(&self, gpio: u32) -> io::Result<(LineInfo)> {
[INFO] [stderr]     |                                                 ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:408:102
[INFO] [stderr]     |
[INFO] [stderr] 408 |     pub fn request(&self, consumer: &str, flags: RequestFlags, gpio: u32, default: u8) -> io::Result<(GpioHandle)> {
[INFO] [stderr]     |                                                                                                      ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:431:122
[INFO] [stderr]     |
[INFO] [stderr] 431 | ...u32], default_values: &[u8]) -> io::Result<(GpioArrayHandle)> {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:466:132
[INFO] [stderr]     |
[INFO] [stderr] 466 | ...entflags: EventRequestFlags) -> io::Result<(GpioEventHandle)> {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:491:83
[INFO] [stderr]     |
[INFO] [stderr] 491 | pub fn wait_for_event(events: &[&GpioEventHandle], timeout_ms: i32) -> io::Result<(u64)> {
[INFO] [stderr]     |                                                                                   ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 21 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:275:20
[INFO] [stderr]     |
[INFO] [stderr] 275 |         let size = try!(from_nix_result(nix::unistd::read(self.file.as_raw_fd(), &mut buf)));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:286:26
[INFO] [stderr]     |
[INFO] [stderr] 286 |         let mut bitmap = try!(wait_for_event(&[&self], 0));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:289:13
[INFO] [stderr]     |
[INFO] [stderr] 289 |             try!(self.read());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:290:22
[INFO] [stderr]     |
[INFO] [stderr] 290 |             bitmap = try!(wait_for_event(&[&self], 0));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:300:9
[INFO] [stderr]     |
[INFO] [stderr] 300 |         try!(from_nix_result(unsafe {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:313:9
[INFO] [stderr]     |
[INFO] [stderr] 313 |         try!(from_nix_result(unsafe {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:325:9
[INFO] [stderr]     |
[INFO] [stderr] 325 |         try!(from_nix_result(unsafe {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:338:9
[INFO] [stderr]     |
[INFO] [stderr] 338 |         try!(from_nix_result(unsafe {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:357:9
[INFO] [stderr]     |
[INFO] [stderr] 357 |         try!(from_nix_result(unsafe {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:372:9
[INFO] [stderr]     |
[INFO] [stderr] 372 |         try!(from_nix_result(unsafe {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:386:20
[INFO] [stderr]     |
[INFO] [stderr] 386 |         let file = try!(std::fs::File::open(path));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:387:36
[INFO] [stderr]     |
[INFO] [stderr] 387 |         let (name, label, lines) = try!(GpioChip::chipinfo(file.as_raw_fd()));
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:397:9
[INFO] [stderr]     |
[INFO] [stderr] 397 |         try!(from_nix_result(unsafe {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:423:9
[INFO] [stderr]     |
[INFO] [stderr] 423 |         try!(from_nix_result(unsafe {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:458:9
[INFO] [stderr]     |
[INFO] [stderr] 458 |         try!(from_nix_result(unsafe {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:480:9
[INFO] [stderr]     |
[INFO] [stderr] 480 |         try!(from_nix_result(unsafe {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:393:49
[INFO] [stderr]     |
[INFO] [stderr] 393 |     pub fn info(&self, gpio: u32) -> io::Result<(LineInfo)> {
[INFO] [stderr]     |                                                 ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:408:102
[INFO] [stderr]     |
[INFO] [stderr] 408 |     pub fn request(&self, consumer: &str, flags: RequestFlags, gpio: u32, default: u8) -> io::Result<(GpioHandle)> {
[INFO] [stderr]     |                                                                                                      ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:431:122
[INFO] [stderr]     |
[INFO] [stderr] 431 | ...u32], default_values: &[u8]) -> io::Result<(GpioArrayHandle)> {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:466:132
[INFO] [stderr]     |
[INFO] [stderr] 466 | ...entflags: EventRequestFlags) -> io::Result<(GpioEventHandle)> {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:491:83
[INFO] [stderr]     |
[INFO] [stderr] 491 | pub fn wait_for_event(events: &[&GpioEventHandle], timeout_ms: i32) -> io::Result<(u64)> {
[INFO] [stderr]     |                                                                                   ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 21 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gpiochip-00a4980bf37ae23f
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gpiochip
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:393:49
[INFO] [stderr]     |
[INFO] [stderr] 393 |     pub fn info(&self, gpio: u32) -> io::Result<(LineInfo)> {
[INFO] [stderr]     |                                                 ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:408:102
[INFO] [stderr]     |
[INFO] [stderr] 408 |     pub fn request(&self, consumer: &str, flags: RequestFlags, gpio: u32, default: u8) -> io::Result<(GpioHandle)> {
[INFO] [stderr]     |                                                                                                      ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:431:122
[INFO] [stderr]     |
[INFO] [stderr] 431 | ...u32], default_values: &[u8]) -> io::Result<(GpioArrayHandle)> {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:466:132
[INFO] [stderr]     |
[INFO] [stderr] 466 | ...entflags: EventRequestFlags) -> io::Result<(GpioEventHandle)> {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:491:83
[INFO] [stderr]     |
[INFO] [stderr] 491 | pub fn wait_for_event(events: &[&GpioEventHandle], timeout_ms: i32) -> io::Result<(u64)> {
[INFO] [stderr]     |                                                                                   ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 50) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 36) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 13) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 50) stdout ----
[INFO] [stdout] error[E0277]: `gpio::EventId` doesn't implement `std::fmt::Debug`
[INFO] [stdout]   --> src/lib.rs:64:65
[INFO] [stdout]    |
[INFO] [stdout] 15 |         println!("gpioA: event @ {:?} - {:?}", event.timestamp, event.id);
[INFO] [stdout]    |                                                                 ^^^^^^^^ `gpio::EventId` cannot be formatted using `{:?}` because it doesn't implement `std::fmt::Debug`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::fmt::Debug` is not implemented for `gpio::EventId`
[INFO] [stdout]    = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `gpio::EventId` doesn't implement `std::fmt::Debug`
[INFO] [stdout]   --> src/lib.rs:69:65
[INFO] [stdout]    |
[INFO] [stdout] 20 |         println!("gpioB: event @ {:?} - {:?}", event.timestamp, event.id);
[INFO] [stdout]    |                                                                 ^^^^^^^^ `gpio::EventId` cannot be formatted using `{:?}` because it doesn't implement `std::fmt::Debug`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::fmt::Debug` is not implemented for `gpio::EventId`
[INFO] [stdout]    = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 36) stdout ----
[INFO] [stdout] Test executable failed (exit code 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/lib.rs:6:54
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x560252ca9885 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stdout]    1:     0x560252ca9885 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x560252ca9885 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stdout]    3:     0x560252ca9885 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb4bdb37c3c335733
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stdout]    4:     0x560252cc6efc - core::fmt::write::h540ac4a6a1232abc
[INFO] [stdout]                                at src/libcore/fmt/mod.rs:1076
[INFO] [stdout]    5:     0x560252ca7f42 - std::io::Write::write_fmt::h5ffa1b5a7703af47
[INFO] [stdout]                                at src/libstd/io/mod.rs:1539
[INFO] [stdout]    6:     0x560252cabcc0 - std::sys_common::backtrace::_print::hb55cc635eaf1882e
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stdout]    7:     0x560252cabcc0 - std::sys_common::backtrace::print::h2b2218fa55714084
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stdout]    8:     0x560252cabcc0 - std::panicking::default_hook::{{closure}}::h578517c025765cf3
[INFO] [stdout]                                at src/libstd/panicking.rs:198
[INFO] [stdout]    9:     0x560252caba0c - std::panicking::default_hook::h4cafc94c2fc640fb
[INFO] [stdout]                                at src/libstd/panicking.rs:217
[INFO] [stdout]   10:     0x560252cac303 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3
[INFO] [stdout]                                at src/libstd/panicking.rs:526
[INFO] [stdout]   11:     0x560252cabefb - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:437
[INFO] [stdout]   12:     0x560252cc6301 - core::panicking::panic_fmt::h78830ea6a34e7206
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]   13:     0x560252cc6123 - core::option::expect_none_failed::hf79bbb5ca7e09e08
[INFO] [stdout]                                at src/libcore/option.rs:1269
[INFO] [stdout]   14:     0x560252c9a837 - core::result::Result<T,E>::unwrap::haa238960961228f6
[INFO] [stdout]   15:     0x560252c9adaa - rust_out::main::h405f65324f7b53be
[INFO] [stdout]   16:     0x560252c9a433 - std::rt::lang_start::{{closure}}::h4b28e45528b64eb3
[INFO] [stdout]   17:     0x560252cac6d3 - std::rt::lang_start_internal::{{closure}}::h155f3093add35bce
[INFO] [stdout]                                at src/libstd/rt.rs:52
[INFO] [stdout]   18:     0x560252cac6d3 - std::panicking::try::do_call::h45f1f66ee6b987d6
[INFO] [stdout]                                at src/libstd/panicking.rs:348
[INFO] [stdout]   19:     0x560252cac6d3 - std::panicking::try::h0924dfb942cef7e3
[INFO] [stdout]                                at src/libstd/panicking.rs:325
[INFO] [stdout]   20:     0x560252cac6d3 - std::panic::catch_unwind::h883180846c5b53fa
[INFO] [stdout]                                at src/libstd/panic.rs:394
[INFO] [stdout]   21:     0x560252cac6d3 - std::rt::lang_start_internal::he9284d43a52786c5
[INFO] [stdout]                                at src/libstd/rt.rs:51
[INFO] [stdout]   22:     0x560252c9a418 - std::rt::lang_start::hb412ec904ea47782
[INFO] [stdout]   23:     0x560252c9af8b - main
[INFO] [stdout]   24:     0x7f8236e1c0b3 - __libc_start_main
[INFO] [stdout]   25:     0x560252c9a17e - _start
[INFO] [stdout]   26:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 13) stdout ----
[INFO] [stdout] Test executable failed (exit code 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/lib.rs:6:54
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x556de6e33985 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stdout]    1:     0x556de6e33985 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x556de6e33985 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stdout]    3:     0x556de6e33985 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb4bdb37c3c335733
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stdout]    4:     0x556de6e5106c - core::fmt::write::h540ac4a6a1232abc
[INFO] [stdout]                                at src/libcore/fmt/mod.rs:1076
[INFO] [stdout]    5:     0x556de6e31d72 - std::io::Write::write_fmt::h5ffa1b5a7703af47
[INFO] [stdout]                                at src/libstd/io/mod.rs:1539
[INFO] [stdout]    6:     0x556de6e35dc0 - std::sys_common::backtrace::_print::hb55cc635eaf1882e
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stdout]    7:     0x556de6e35dc0 - std::sys_common::backtrace::print::h2b2218fa55714084
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stdout]    8:     0x556de6e35dc0 - std::panicking::default_hook::{{closure}}::h578517c025765cf3
[INFO] [stdout]                                at src/libstd/panicking.rs:198
[INFO] [stdout]    9:     0x556de6e35b0c - std::panicking::default_hook::h4cafc94c2fc640fb
[INFO] [stdout]                                at src/libstd/panicking.rs:217
[INFO] [stdout]   10:     0x556de6e36403 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3
[INFO] [stdout]                                at src/libstd/panicking.rs:526
[INFO] [stdout]   11:     0x556de6e35ffb - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:437
[INFO] [stdout]   12:     0x556de6e50471 - core::panicking::panic_fmt::h78830ea6a34e7206
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]   13:     0x556de6e50293 - core::option::expect_none_failed::hf79bbb5ca7e09e08
[INFO] [stdout]                                at src/libcore/option.rs:1269
[INFO] [stdout]   14:     0x556de6e22d77 - core::result::Result<T,E>::unwrap::haa238960961228f6
[INFO] [stdout]   15:     0x556de6e232c3 - rust_out::main::h405f65324f7b53be
[INFO] [stdout]   16:     0x556de6e22433 - std::rt::lang_start::{{closure}}::h4b28e45528b64eb3
[INFO] [stdout]   17:     0x556de6e367d3 - std::rt::lang_start_internal::{{closure}}::h155f3093add35bce
[INFO] [stdout]                                at src/libstd/rt.rs:52
[INFO] [stdout]   18:     0x556de6e367d3 - std::panicking::try::do_call::h45f1f66ee6b987d6
[INFO] [stdout]                                at src/libstd/panicking.rs:348
[INFO] [stdout]   19:     0x556de6e367d3 - std::panicking::try::h0924dfb942cef7e3
[INFO] [stdout]                                at src/libstd/panicking.rs:325
[INFO] [stdout]   20:     0x556de6e367d3 - std::panic::catch_unwind::h883180846c5b53fa
[INFO] [stdout]                                at src/libstd/panic.rs:394
[INFO] [stdout]   21:     0x556de6e367d3 - std::rt::lang_start_internal::he9284d43a52786c5
[INFO] [stdout]                                at src/libstd/rt.rs:51
[INFO] [stdout]   22:     0x556de6e22418 - std::rt::lang_start::hb412ec904ea47782
[INFO] [stdout]   23:     0x556de6e238bb - main
[INFO] [stdout]   24:     0x7f482402f0b3 - __libc_start_main
[INFO] [stdout]   25:     0x556de6e2217e - _start
[INFO] [stdout]   26:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 13)
[INFO] [stdout]     src/lib.rs - (line 36)
[INFO] [stdout]     src/lib.rs - (line 50)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "fd8a1838cdd61d29e7480ba93b3e8d8a2324475015678f11e7a8d78b002482a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd8a1838cdd61d29e7480ba93b3e8d8a2324475015678f11e7a8d78b002482a1", kill_on_drop: false }`
[INFO] [stdout] fd8a1838cdd61d29e7480ba93b3e8d8a2324475015678f11e7a8d78b002482a1