[INFO] crate gpiochip 0.1.1 is already in cache
[INFO] checking gpiochip-0.1.1 against master#e1beee4992ad4b235fc700bf7af1ee86f894ea53 for pr-74130
[INFO] extracting crate gpiochip 0.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate gpiochip 0.1.1 on toolchain e1beee4992ad4b235fc700bf7af1ee86f894ea53
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58b184429a0baef035cdb849ad53a33a8fc8626cb20404b43b05c75db16f18e4
[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" "58b184429a0baef035cdb849ad53a33a8fc8626cb20404b43b05c75db16f18e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58b184429a0baef035cdb849ad53a33a8fc8626cb20404b43b05c75db16f18e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58b184429a0baef035cdb849ad53a33a8fc8626cb20404b43b05c75db16f18e4", kill_on_drop: false }`
[INFO] [stdout] 58b184429a0baef035cdb849ad53a33a8fc8626cb20404b43b05c75db16f18e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76d4a50b56f97b7b7c19ff16842badc54dfcaf97a5c402c3a324325e3eeb1f37
[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" "76d4a50b56f97b7b7c19ff16842badc54dfcaf97a5c402c3a324325e3eeb1f37", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking 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: 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: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.08s
[INFO] running `Command { std: "docker" "inspect" "76d4a50b56f97b7b7c19ff16842badc54dfcaf97a5c402c3a324325e3eeb1f37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76d4a50b56f97b7b7c19ff16842badc54dfcaf97a5c402c3a324325e3eeb1f37", kill_on_drop: false }`
[INFO] [stdout] 76d4a50b56f97b7b7c19ff16842badc54dfcaf97a5c402c3a324325e3eeb1f37