[INFO] fetching crate ruyi 0.1.6...
[INFO] testing ruyi-0.1.6 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ruyi 0.1.6 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate ruyi 0.1.6 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruyi 0.1.6
[INFO] finished tweaking crates.io crate ruyi 0.1.6
[INFO] tweaked toml for crates.io crate ruyi 0.1.6 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3e9bedf71e8b3d59716247466e3959b1d49bd8941d386a85f84e6b4e64aee4b
[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" "b3e9bedf71e8b3d59716247466e3959b1d49bd8941d386a85f84e6b4e64aee4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3e9bedf71e8b3d59716247466e3959b1d49bd8941d386a85f84e6b4e64aee4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3e9bedf71e8b3d59716247466e3959b1d49bd8941d386a85f84e6b4e64aee4b", kill_on_drop: false }`
[INFO] [stdout] b3e9bedf71e8b3d59716247466e3959b1d49bd8941d386a85f84e6b4e64aee4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "RUSTFLAGS=--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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 161085ed4ccd2f29f1d6dda6ba3820ba0fdb069075fdeab29ac98cbbad64a327
[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" "161085ed4ccd2f29f1d6dda6ba3820ba0fdb069075fdeab29ac98cbbad64a327", kill_on_drop: false }`
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling ruyi v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/nio/sys/unix/mod.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 |     Ok((n))
[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 function argument
[INFO] [stdout]   --> src/nio/sys/unix/mod.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 |     Ok((n))
[INFO] [stdout]    |        ^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/nio/sys/unix/linux.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 70 |         Ok((n))
[INFO] [stdout]    |            ^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactor/event_loop.rs:285:36
[INFO] [stdout]     |
[INFO] [stdout] 285 |     main_task: Option<&'static mut Future<Item = (), Error = ()>>,
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactor/event_loop.rs:444:39
[INFO] [stdout]     |
[INFO] [stdout] 444 |     fn run(&mut self, main_task: &mut Future<Item = (), Error = ()>) {
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactor/mod.rs:27:21
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub type Task = Box<Future<Item = (), Error = ()>>;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u16/big_endian.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut v: u16 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u16/big_endian.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut v: u16 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u16/little_endian.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut v: u16 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u16/little_endian.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut v: u16 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u32/big_endian.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut v: u32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u32/big_endian.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut v: u32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u32/little_endian.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut v: u32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u32/little_endian.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut v: u32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u64/big_endian.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut v: u64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u64/big_endian.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut v: u64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u64/little_endian.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut v: u64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u64/little_endian.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut v: u64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f32/big_endian.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut v: f32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f32/big_endian.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut v: f32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f32/little_endian.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut v: f32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f32/little_endian.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut v: f32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f64/big_endian.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut v: f64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f64/big_endian.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut v: f64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f64/little_endian.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut v: f64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f64/little_endian.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut v: f64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/hex_dump.rs:27:53
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let mut asc: [u8; BYTES_PER_ROW] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/nio/sys/unix/tcp.rs:94:56
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let mut storage: libc::sockaddr_storage = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/reactor/event_loop.rs:8:48
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT};
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/reactor/event_loop.rs:406:35
[INFO] [stdout]     |
[INFO] [stdout] 406 |         static SEQ: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/buf/window.rs:70:53
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let mut p_dst = unsafe { bytes.as_mut_ptr().offset(size as isize) };
[INFO] [stdout]    |                                                     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(tyvar_behind_raw_pointer)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/buf/window.rs:77:35
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     p_dst = p_dst.offset(-(size as isize));
[INFO] [stdout]    |                                   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/reactor/timeout.rs:40:32
[INFO] [stdout]    |
[INFO] [stdout] 40 |         write!(fmt, "{}", self.description())
[INFO] [stdout]    |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/reactor/timeout.rs:47:32
[INFO] [stdout]    |
[INFO] [stdout] 47 |         write!(fmt, "{}", self.description())
[INFO] [stdout]    |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 34 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.55s
[INFO] running `Command { std: "docker" "inspect" "161085ed4ccd2f29f1d6dda6ba3820ba0fdb069075fdeab29ac98cbbad64a327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "161085ed4ccd2f29f1d6dda6ba3820ba0fdb069075fdeab29ac98cbbad64a327", kill_on_drop: false }`
[INFO] [stdout] 161085ed4ccd2f29f1d6dda6ba3820ba0fdb069075fdeab29ac98cbbad64a327
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "RUSTFLAGS=--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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--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] 4a27ff44000ffc43a5dfeb98a66d8c28177fca1be57bc8c5a380b4427ece77f7
[INFO] running `Command { std: "docker" "start" "-a" "4a27ff44000ffc43a5dfeb98a66d8c28177fca1be57bc8c5a380b4427ece77f7", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/nio/sys/unix/mod.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 |     Ok((n))
[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 function argument
[INFO] [stdout]   --> src/nio/sys/unix/mod.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 |     Ok((n))
[INFO] [stdout]    |        ^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/nio/sys/unix/linux.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 70 |         Ok((n))
[INFO] [stdout]    |            ^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactor/event_loop.rs:285:36
[INFO] [stdout]     |
[INFO] [stdout] 285 |     main_task: Option<&'static mut Future<Item = (), Error = ()>>,
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactor/event_loop.rs:444:39
[INFO] [stdout]     |
[INFO] [stdout] 444 |     fn run(&mut self, main_task: &mut Future<Item = (), Error = ()>) {
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactor/mod.rs:27:21
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub type Task = Box<Future<Item = (), Error = ()>>;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u16/big_endian.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut v: u16 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u16/big_endian.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut v: u16 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u16/little_endian.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut v: u16 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ruyi v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u16/little_endian.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut v: u16 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u32/big_endian.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut v: u32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u32/big_endian.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut v: u32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u32/little_endian.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut v: u32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u32/little_endian.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut v: u32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u64/big_endian.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut v: u64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u64/big_endian.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut v: u64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u64/little_endian.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut v: u64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u64/little_endian.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut v: u64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f32/big_endian.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut v: f32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f32/big_endian.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut v: f32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f32/little_endian.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut v: f32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f32/little_endian.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut v: f32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f64/big_endian.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut v: f64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f64/big_endian.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut v: f64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f64/little_endian.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut v: f64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f64/little_endian.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut v: f64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/hex_dump.rs:27:53
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let mut asc: [u8; BYTES_PER_ROW] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/nio/sys/unix/tcp.rs:94:56
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let mut storage: libc::sockaddr_storage = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/reactor/event_loop.rs:8:48
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT};
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/reactor/event_loop.rs:406:35
[INFO] [stdout]     |
[INFO] [stdout] 406 |         static SEQ: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/buf/window.rs:70:53
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let mut p_dst = unsafe { bytes.as_mut_ptr().offset(size as isize) };
[INFO] [stdout]    |                                                     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(tyvar_behind_raw_pointer)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/buf/window.rs:77:35
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     p_dst = p_dst.offset(-(size as isize));
[INFO] [stdout]    |                                   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/reactor/timeout.rs:40:32
[INFO] [stdout]    |
[INFO] [stdout] 40 |         write!(fmt, "{}", self.description())
[INFO] [stdout]    |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/reactor/timeout.rs:47:32
[INFO] [stdout]    |
[INFO] [stdout] 47 |         write!(fmt, "{}", self.description())
[INFO] [stdout]    |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 34 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> tests/gate.rs:4:48
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT};
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> tests/gate.rs:11:29
[INFO] [stdout]    |
[INFO] [stdout] 11 | static COUNT: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> tests/buf.rs:69:22
[INFO] [stdout]    |
[INFO] [stdout] 69 |     assert_eq!(n, 5);;
[INFO] [stdout]    |                      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/nio/sys/unix/mod.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 |     Ok((n))
[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 function argument
[INFO] [stdout]   --> src/nio/sys/unix/mod.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 |     Ok((n))
[INFO] [stdout]    |        ^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/nio/sys/unix/linux.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 70 |         Ok((n))
[INFO] [stdout]    |            ^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactor/event_loop.rs:285:36
[INFO] [stdout]     |
[INFO] [stdout] 285 |     main_task: Option<&'static mut Future<Item = (), Error = ()>>,
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reactor/event_loop.rs:444:39
[INFO] [stdout]     |
[INFO] [stdout] 444 |     fn run(&mut self, main_task: &mut Future<Item = (), Error = ()>) {
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reactor/mod.rs:27:21
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub type Task = Box<Future<Item = (), Error = ()>>;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u16/big_endian.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut v: u16 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u16/big_endian.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut v: u16 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u16/little_endian.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut v: u16 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u16/little_endian.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut v: u16 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u32/big_endian.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut v: u32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u32/big_endian.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut v: u32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u32/little_endian.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut v: u32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u32/little_endian.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut v: u32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u64/big_endian.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut v: u64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u64/big_endian.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut v: u64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u64/little_endian.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut v: u64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/u64/little_endian.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut v: u64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f32/big_endian.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut v: f32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f32/big_endian.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut v: f32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f32/little_endian.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut v: f32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f32/little_endian.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut v: f32 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f64/big_endian.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut v: f64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f64/big_endian.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut v: f64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f64/little_endian.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut v: f64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/codec/f64/little_endian.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut v: f64 = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/buf/hex_dump.rs:27:53
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let mut asc: [u8; BYTES_PER_ROW] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/nio/sys/unix/tcp.rs:94:56
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let mut storage: libc::sockaddr_storage = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/reactor/event_loop.rs:8:48
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT};
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/reactor/event_loop.rs:406:35
[INFO] [stdout]     |
[INFO] [stdout] 406 |         static SEQ: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/buf/window.rs:70:53
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let mut p_dst = unsafe { bytes.as_mut_ptr().offset(size as isize) };
[INFO] [stdout]    |                                                     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(tyvar_behind_raw_pointer)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type annotations needed
[INFO] [stdout]   --> src/buf/window.rs:77:35
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     p_dst = p_dst.offset(-(size as isize));
[INFO] [stdout]    |                                   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/reactor/timeout.rs:40:32
[INFO] [stdout]    |
[INFO] [stdout] 40 |         write!(fmt, "{}", self.description())
[INFO] [stdout]    |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/reactor/timeout.rs:47:32
[INFO] [stdout]    |
[INFO] [stdout] 47 |         write!(fmt, "{}", self.description())
[INFO] [stdout]    |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 34 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.30s
[INFO] running `Command { std: "docker" "inspect" "4a27ff44000ffc43a5dfeb98a66d8c28177fca1be57bc8c5a380b4427ece77f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a27ff44000ffc43a5dfeb98a66d8c28177fca1be57bc8c5a380b4427ece77f7", kill_on_drop: false }`
[INFO] [stdout] 4a27ff44000ffc43a5dfeb98a66d8c28177fca1be57bc8c5a380b4427ece77f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "RUSTFLAGS=--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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 574c0962544db404400fd01a160c68b0f89098693e889bc9427ec4792e457dcc
[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" "574c0962544db404400fd01a160c68b0f89098693e889bc9427ec4792e457dcc", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/nio/sys/unix/mod.rs:78:8
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 78 |     Ok((n))
[INFO] [stdout] 
[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 function argument
[INFO] [stderr]   --> src/nio/sys/unix/mod.rs:85:8
[INFO] [stderr]    |
[INFO] [stderr] 85 |     Ok((n))
[INFO] [stderr]    |        ^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/nio/sys/unix/linux.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 70 |         Ok((n))
[INFO] [stderr]    |            ^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reactor/event_loop.rs:285:36
[INFO] [stderr]     |
[INFO] [stderr] 285 |     main_task: Option<&'static mut Future<Item = (), Error = ()>>,
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reactor/event_loop.rs:444:39
[INFO] [stderr]     |
[INFO] [stderr] 444 |     fn run(&mut self, main_task: &mut Future<Item = (), Error = ()>) {
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reactor/mod.rs:27:21
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub type Task = Box<Future<Item = (), Error = ()>>;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u16/big_endian.rs:11:31
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut v: u16 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u16/big_endian.rs:41:31
[INFO] [stderr]    |
[INFO] [stderr] 41 |     let mut v: u16 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u16/little_endian.rs:10:31
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let mut v: u16 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u16/little_endian.rs:40:31
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let mut v: u16 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u32/big_endian.rs:11:31
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut v: u32 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u32/big_endian.rs:41:31
[INFO] [stderr]    |
[INFO] [stderr] 41 |     let mut v: u32 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u32/little_endian.rs:10:31
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let mut v: u32 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u32/little_endian.rs:40:31
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let mut v: u32 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u64/big_endian.rs:11:31
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut v: u64 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u64/big_endian.rs:41:31
[INFO] [stderr]    |
[INFO] [stderr] 41 |     let mut v: u64 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u64/little_endian.rs:10:31
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let mut v: u64 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u64/little_endian.rs:40:31
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let mut v: u64 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/f32/big_endian.rs:11:31
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut v: f32 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/f32/big_endian.rs:41:31
[INFO] [stderr]    |
[INFO] [stderr] 41 |     let mut v: f32 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/f32/little_endian.rs:10:31
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let mut v: f32 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/f32/little_endian.rs:40:31
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let mut v: f32 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/f64/big_endian.rs:11:31
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut v: f64 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/f64/big_endian.rs:41:31
[INFO] [stderr]    |
[INFO] [stderr] 41 |     let mut v: f64 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/f64/little_endian.rs:10:31
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let mut v: f64 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/f64/little_endian.rs:40:31
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let mut v: f64 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/hex_dump.rs:27:53
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let mut asc: [u8; BYTES_PER_ROW] = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/nio/sys/unix/tcp.rs:94:56
[INFO] [stderr]    |
[INFO] [stderr] 94 |     let mut storage: libc::sockaddr_storage = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stderr]  --> src/reactor/event_loop.rs:8:48
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::sync::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT};
[INFO] [stderr]   |                                                ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/reactor/event_loop.rs:406:35
[INFO] [stderr]     |
[INFO] [stderr] 406 |         static SEQ: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)`
[INFO] [stderr] 
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]   --> src/buf/window.rs:70:53
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let mut p_dst = unsafe { bytes.as_mut_ptr().offset(size as isize) };
[INFO] [stderr]    |                                                     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(tyvar_behind_raw_pointer)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr] 
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]   --> src/buf/window.rs:77:35
[INFO] [stderr]    |
[INFO] [stderr] 77 |                     p_dst = p_dst.offset(-(size as isize));
[INFO] [stderr]    |                                   ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/reactor/timeout.rs:40:32
[INFO] [stderr]    |
[INFO] [stderr] 40 |         write!(fmt, "{}", self.description())
[INFO] [stderr]    |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/reactor/timeout.rs:47:32
[INFO] [stderr]    |
[INFO] [stderr] 47 |         write!(fmt, "{}", self.description())
[INFO] [stderr]    |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 34 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stderr]  --> tests/gate.rs:4:48
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::sync::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT};
[INFO] [stderr]   |                                                ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> tests/gate.rs:11:29
[INFO] [stderr]    |
[INFO] [stderr] 11 | static COUNT: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/nio/sys/unix/mod.rs:78:8
[INFO] [stderr]    |
[INFO] [stderr] 78 |     Ok((n))
[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 function argument
[INFO] [stderr]   --> src/nio/sys/unix/mod.rs:85:8
[INFO] [stderr]    |
[INFO] [stderr] 85 |     Ok((n))
[INFO] [stderr]    |        ^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/nio/sys/unix/linux.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 70 |         Ok((n))
[INFO] [stderr]    |            ^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reactor/event_loop.rs:285:36
[INFO] [stderr]     |
[INFO] [stderr] 285 |     main_task: Option<&'static mut Future<Item = (), Error = ()>>,
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reactor/event_loop.rs:444:39
[INFO] [stderr]     |
[INFO] [stderr] 444 |     fn run(&mut self, main_task: &mut Future<Item = (), Error = ()>) {
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reactor/mod.rs:27:21
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub type Task = Box<Future<Item = (), Error = ()>>;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u16/big_endian.rs:11:31
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut v: u16 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u16/big_endian.rs:41:31
[INFO] [stderr]    |
[INFO] [stderr] 41 |     let mut v: u16 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u16/little_endian.rs:10:31
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let mut v: u16 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u16/little_endian.rs:40:31
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let mut v: u16 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u32/big_endian.rs:11:31
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut v: u32 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u32/big_endian.rs:41:31
[INFO] [stderr]    |
[INFO] [stderr] 41 |     let mut v: u32 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u32/little_endian.rs:10:31
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let mut v: u32 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u32/little_endian.rs:40:31
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let mut v: u32 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u64/big_endian.rs:11:31
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut v: u64 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u64/big_endian.rs:41:31
[INFO] [stderr]    |
[INFO] [stderr] 41 |     let mut v: u64 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u64/little_endian.rs:10:31
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let mut v: u64 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/u64/little_endian.rs:40:31
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let mut v: u64 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/f32/big_endian.rs:11:31
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut v: f32 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/f32/big_endian.rs:41:31
[INFO] [stderr]    |
[INFO] [stderr] 41 |     let mut v: f32 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/f32/little_endian.rs:10:31
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let mut v: f32 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/f32/little_endian.rs:40:31
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let mut v: f32 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/f64/big_endian.rs:11:31
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut v: f64 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/f64/big_endian.rs:41:31
[INFO] [stderr]    |
[INFO] [stderr] 41 |     let mut v: f64 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/f64/little_endian.rs:10:31
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let mut v: f64 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/codec/f64/little_endian.rs:40:31
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let mut v: f64 = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/buf/hex_dump.rs:27:53
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let mut asc: [u8; BYTES_PER_ROW] = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/nio/sys/unix/tcp.rs:94:56
[INFO] [stderr]    |
[INFO] [stderr] 94 |     let mut storage: libc::sockaddr_storage = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stderr]  --> src/reactor/event_loop.rs:8:48
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::sync::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT};
[INFO] [stderr]   |                                                ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/reactor/event_loop.rs:406:35
[INFO] [stderr]     |
[INFO] [stderr] 406 |         static SEQ: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)`
[INFO] [stderr] 
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]   --> src/buf/window.rs:70:53
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let mut p_dst = unsafe { bytes.as_mut_ptr().offset(size as isize) };
[INFO] [stderr]    |                                                     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(tyvar_behind_raw_pointer)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr] 
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]   --> src/buf/window.rs:77:35
[INFO] [stderr]    |
[INFO] [stderr] 77 |                     p_dst = p_dst.offset(-(size as isize));
[INFO] [stderr]    |                                   ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/reactor/timeout.rs:40:32
[INFO] [stderr]    |
[INFO] [stderr] 40 |         write!(fmt, "{}", self.description())
[INFO] [stderr]    |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/reactor/timeout.rs:47:32
[INFO] [stderr]    |
[INFO] [stderr] 47 |         write!(fmt, "{}", self.description())
[INFO] [stderr]    |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 34 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> tests/buf.rs:69:22
[INFO] [stderr]    |
[INFO] [stderr] 69 |     assert_eq!(n, 5);;
[INFO] [stderr]    |                      ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ruyi-40d9ccf7eef13775
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/buf-981b02e47b633ff2
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test ends_with ... ok
[INFO] [stdout] test find_and_rfind_from ... ok
[INFO] [stdout] test compare ... ok
[INFO] [stdout] test codec_varint ... ok
[INFO] [stdout] test codec_u8s ... ok
[INFO] [stdout] test codec_u8 ... ok
[INFO] [stdout] test codec_str_utf8 ... ok
[INFO] [stdout] test codec_f64 ... ok
[INFO] [stdout] test read_write ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/channel-4e73a41ca00cbf0c
[INFO] [stdout] test codec_u32 ... ok
[INFO] [stdout] test starts_with ... ok
[INFO] [stdout] test windows ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gate-3aec805d79c1e398
[INFO] [stdout] test spsc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/slab-95265734ce476165
[INFO] [stdout] test gate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test slab_insert ... ok
[INFO] [stdout] test slab_get ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/timer-b77283ea4afebd07
[INFO] [stdout] test slab_invalid_idx ... ok
[INFO] [stdout] test slab_remove ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ruyi
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test sleep ... ignored
[INFO] [stdout] test timer ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> /opt/rustwide/workdir/src/nio/sys/unix/mod.rs:78:8
[INFO] [stderr]    |
[INFO] [stderr] 78 |     Ok((n))
[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 function argument
[INFO] [stderr]   --> /opt/rustwide/workdir/src/nio/sys/unix/mod.rs:85:8
[INFO] [stderr]    |
[INFO] [stderr] 85 |     Ok((n))
[INFO] [stderr]    |        ^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> /opt/rustwide/workdir/src/nio/sys/unix/linux.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 70 |         Ok((n))
[INFO] [stderr]    |            ^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[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] running `Command { std: "docker" "inspect" "574c0962544db404400fd01a160c68b0f89098693e889bc9427ec4792e457dcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "574c0962544db404400fd01a160c68b0f89098693e889bc9427ec4792e457dcc", kill_on_drop: false }`
[INFO] [stdout] 574c0962544db404400fd01a160c68b0f89098693e889bc9427ec4792e457dcc