[INFO] fetching crate tokio-linux-aio 0.1.11...
[INFO] testing tokio-linux-aio-0.1.11 against 1.54.0 for beta-1.55-1
[INFO] extracting crate tokio-linux-aio 0.1.11 into /workspace/builds/worker-45/source
[INFO] validating manifest of crates.io crate tokio-linux-aio 0.1.11 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-linux-aio 0.1.11
[INFO] finished tweaking crates.io crate tokio-linux-aio 0.1.11
[INFO] tweaked toml for crates.io crate tokio-linux-aio 0.1.11 written to /workspace/builds/worker-45/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59977674e37f5d6405fa2aced39cf32a33d5896d59050e6253f065f1ef6f9ce0
[INFO] running `Command { std: "docker" "start" "-a" "59977674e37f5d6405fa2aced39cf32a33d5896d59050e6253f065f1ef6f9ce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59977674e37f5d6405fa2aced39cf32a33d5896d59050e6253f065f1ef6f9ce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59977674e37f5d6405fa2aced39cf32a33d5896d59050e6253f065f1ef6f9ce0", kill_on_drop: false }`
[INFO] [stdout] 59977674e37f5d6405fa2aced39cf32a33d5896d59050e6253f065f1ef6f9ce0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddd0a350c3492243e36fa81f1c493bb38562dc9d5f575a3ef9e3b9d5ba083673
[INFO] running `Command { std: "docker" "start" "-a" "ddd0a350c3492243e36fa81f1c493bb38562dc9d5f575a3ef9e3b9d5ba083673", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling bindgen v0.32.3
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling clang-sys v0.21.2
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling aio-bindings v0.1.2
[INFO] [stderr]    Compiling tokio-linux-aio v0.1.11 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `c_void`, `mlock`
[INFO] [stdout]   --> src/lib.rs:80:20
[INFO] [stdout]    |
[INFO] [stdout] 80 | use libc::{c_long, c_void, mlock};
[INFO] [stdout]    |                    ^^^^^^  ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:279:32
[INFO] [stdout]     |
[INFO] [stdout] 279 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` 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 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `tokio::reactor::PollEvented`: PollEvented2 instead
[INFO] [stdout]   --> src/eventfd.rs:82:18
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub evented: reactor::PollEvented<EventFdInner>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `tokio::reactor::PollEvented`: PollEvented2 instead
[INFO] [stdout]   --> src/eventfd.rs:98:13
[INFO] [stdout]    |
[INFO] [stdout] 98 |             reactor::PollEvented::new(EventFdInner { fd }, &reactor::Handle::default())
[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/lib.rs:276:20
[INFO] [stdout]     |
[INFO] [stdout] 276 |         self.error.description()
[INFO] [stdout]     |                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/lib.rs:280:20
[INFO] [stdout]     |
[INFO] [stdout] 280 |         self.error.cause()
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::Future`
[INFO] [stdout]   --> src/eventfd.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | use futures::Future;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]    --> src/eventfd.rs:141:12
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn add(&mut self, increment: u64) -> Result<(), io::Error> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `current_capacity`
[INFO] [stdout]   --> src/sync.rs:90:12
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn current_capacity(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.66s
[INFO] running `Command { std: "docker" "inspect" "ddd0a350c3492243e36fa81f1c493bb38562dc9d5f575a3ef9e3b9d5ba083673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddd0a350c3492243e36fa81f1c493bb38562dc9d5f575a3ef9e3b9d5ba083673", kill_on_drop: false }`
[INFO] [stdout] ddd0a350c3492243e36fa81f1c493bb38562dc9d5f575a3ef9e3b9d5ba083673
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc70952b0d8e0299aa239f0dd3a3e22ecb4286fb93274a8fbd8a522620529c0a
[INFO] running `Command { std: "docker" "start" "-a" "bc70952b0d8e0299aa239f0dd3a3e22ecb4286fb93274a8fbd8a522620529c0a", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `c_void`, `mlock`
[INFO] [stdout]   --> src/lib.rs:80:20
[INFO] [stdout]    |
[INFO] [stdout] 80 | use libc::{c_long, c_void, mlock};
[INFO] [stdout]    |                    ^^^^^^  ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:279:32
[INFO] [stdout]     |
[INFO] [stdout] 279 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` 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 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `tokio::reactor::PollEvented`: PollEvented2 instead
[INFO] [stdout]   --> src/eventfd.rs:82:18
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub evented: reactor::PollEvented<EventFdInner>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `tokio::reactor::PollEvented`: PollEvented2 instead
[INFO] [stdout]   --> src/eventfd.rs:98:13
[INFO] [stdout]    |
[INFO] [stdout] 98 |             reactor::PollEvented::new(EventFdInner { fd }, &reactor::Handle::default())
[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/lib.rs:276:20
[INFO] [stdout]     |
[INFO] [stdout] 276 |         self.error.description()
[INFO] [stdout]     |                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/lib.rs:280:20
[INFO] [stdout]     |
[INFO] [stdout] 280 |         self.error.cause()
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::Future`
[INFO] [stdout]   --> src/eventfd.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | use futures::Future;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]    --> src/eventfd.rs:141:12
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn add(&mut self, increment: u64) -> Result<(), io::Error> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tokio-linux-aio v0.1.11 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `current_capacity`
[INFO] [stdout]   --> src/sync.rs:90:12
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn current_capacity(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:279:32
[INFO] [stdout]     |
[INFO] [stdout] 279 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` 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 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BorrowMut`, `Borrow`
[INFO] [stdout]    --> src/lib.rs:737:23
[INFO] [stdout]     |
[INFO] [stdout] 737 |     use std::borrow::{Borrow, BorrowMut};
[INFO] [stdout]     |                       ^^^^^^  ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::executor::current_thread`
[INFO] [stdout]    --> src/lib.rs:747:9
[INFO] [stdout]     |
[INFO] [stdout] 747 |     use tokio::executor::current_thread;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `tokio::reactor::PollEvented`: PollEvented2 instead
[INFO] [stdout]   --> src/eventfd.rs:82:18
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub evented: reactor::PollEvented<EventFdInner>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `tokio::reactor::PollEvented`: PollEvented2 instead
[INFO] [stdout]   --> src/eventfd.rs:98:13
[INFO] [stdout]    |
[INFO] [stdout] 98 |             reactor::PollEvented::new(EventFdInner { fd }, &reactor::Handle::default())
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `tokio::executor::current_thread`: use tokio-current-thread crate or functions in tokio::runtime::current_thread instead
[INFO] [stdout]    --> src/eventfd.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |     use tokio::executor::current_thread;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `tokio::executor::current_thread::run`: use block_on_all instead
[INFO] [stdout]    --> src/eventfd.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |         current_thread::run(|_| {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `tokio::executor::current_thread`: use tokio-current-thread crate or functions in tokio::runtime::current_thread instead
[INFO] [stdout]    --> src/lib.rs:747:9
[INFO] [stdout]     |
[INFO] [stdout] 747 |     use tokio::executor::current_thread;
[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/lib.rs:276:20
[INFO] [stdout]     |
[INFO] [stdout] 276 |         self.error.description()
[INFO] [stdout]     |                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/lib.rs:280:20
[INFO] [stdout]     |
[INFO] [stdout] 280 |         self.error.cause()
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]    --> src/eventfd.rs:141:12
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn add(&mut self, increment: u64) -> Result<(), io::Error> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.89s
[INFO] running `Command { std: "docker" "inspect" "bc70952b0d8e0299aa239f0dd3a3e22ecb4286fb93274a8fbd8a522620529c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc70952b0d8e0299aa239f0dd3a3e22ecb4286fb93274a8fbd8a522620529c0a", kill_on_drop: false }`
[INFO] [stdout] bc70952b0d8e0299aa239f0dd3a3e22ecb4286fb93274a8fbd8a522620529c0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 15451b71cdeccb937cd4df1fd5828a85cb7093bee3c15ec3bdb18455a9ee2edf
[INFO] running `Command { std: "docker" "start" "-a" "15451b71cdeccb937cd4df1fd5828a85cb7093bee3c15ec3bdb18455a9ee2edf", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `c_void`, `mlock`
[INFO] [stderr]   --> src/lib.rs:80:20
[INFO] [stderr]    |
[INFO] [stderr] 80 | use libc::{c_long, c_void, mlock};
[INFO] [stderr]    |                    ^^^^^^  ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:279:32
[INFO] [stderr]     |
[INFO] [stderr] 279 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` 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 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `tokio::reactor::PollEvented`: PollEvented2 instead
[INFO] [stderr]   --> src/eventfd.rs:82:18
[INFO] [stderr]    |
[INFO] [stderr] 82 |     pub evented: reactor::PollEvented<EventFdInner>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `tokio::reactor::PollEvented`: PollEvented2 instead
[INFO] [stderr]   --> src/eventfd.rs:98:13
[INFO] [stderr]    |
[INFO] [stderr] 98 |             reactor::PollEvented::new(EventFdInner { fd }, &reactor::Handle::default())
[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/lib.rs:276:20
[INFO] [stderr]     |
[INFO] [stderr] 276 |         self.error.description()
[INFO] [stderr]     |                    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/lib.rs:280:20
[INFO] [stderr]     |
[INFO] [stderr] 280 |         self.error.cause()
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::Future`
[INFO] [stderr]   --> src/eventfd.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | use futures::Future;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add`
[INFO] [stderr]    --> src/eventfd.rs:141:12
[INFO] [stderr]     |
[INFO] [stderr] 141 |     pub fn add(&mut self, increment: u64) -> Result<(), io::Error> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `current_capacity`
[INFO] [stderr]   --> src/sync.rs:90:12
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn current_capacity(&self) -> usize {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:279:32
[INFO] [stderr]     |
[INFO] [stderr] 279 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` 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 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BorrowMut`, `Borrow`
[INFO] [stderr]    --> src/lib.rs:737:23
[INFO] [stderr]     |
[INFO] [stderr] 737 |     use std::borrow::{Borrow, BorrowMut};
[INFO] [stderr]     |                       ^^^^^^  ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio::executor::current_thread`
[INFO] [stderr]    --> src/lib.rs:747:9
[INFO] [stderr]     |
[INFO] [stderr] 747 |     use tokio::executor::current_thread;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `tokio::reactor::PollEvented`: PollEvented2 instead
[INFO] [stderr]   --> src/eventfd.rs:82:18
[INFO] [stderr]    |
[INFO] [stderr] 82 |     pub evented: reactor::PollEvented<EventFdInner>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `tokio::reactor::PollEvented`: PollEvented2 instead
[INFO] [stderr]   --> src/eventfd.rs:98:13
[INFO] [stderr]    |
[INFO] [stderr] 98 |             reactor::PollEvented::new(EventFdInner { fd }, &reactor::Handle::default())
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated module `tokio::executor::current_thread`: use tokio-current-thread crate or functions in tokio::runtime::current_thread instead
[INFO] [stderr]    --> src/eventfd.rs:172:9
[INFO] [stderr]     |
[INFO] [stderr] 172 |     use tokio::executor::current_thread;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `tokio::executor::current_thread::run`: use block_on_all instead
[INFO] [stderr]    --> src/eventfd.rs:196:9
[INFO] [stderr]     |
[INFO] [stderr] 196 |         current_thread::run(|_| {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated module `tokio::executor::current_thread`: use tokio-current-thread crate or functions in tokio::runtime::current_thread instead
[INFO] [stderr]    --> src/lib.rs:747:9
[INFO] [stderr]     |
[INFO] [stderr] 747 |     use tokio::executor::current_thread;
[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/lib.rs:276:20
[INFO] [stderr]     |
[INFO] [stderr] 276 |         self.error.description()
[INFO] [stderr]     |                    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/lib.rs:280:20
[INFO] [stderr]     |
[INFO] [stderr] 280 |         self.error.cause()
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add`
[INFO] [stderr]    --> src/eventfd.rs:141:12
[INFO] [stderr]     |
[INFO] [stderr] 141 |     pub fn add(&mut self, increment: u64) -> Result<(), io::Error> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tokio_linux_aio-f42da31caf55b70a)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test eventfd::tests::read_eventfd_semaphore ... ok
[INFO] [stdout] test eventfd::tests::read_add_eventfd ... ok
[INFO] [stdout] test eventfd::tests::read_eventfd_standard ... ok
[INFO] [stdout] test tests::create_and_drop ... ok
[INFO] [stdout] test tests::read_invalid_fd ... ok
[INFO] [stdout] test tests::read_block_mt ... ok
[INFO] [stdout] test tests::write_block_mt ... ok
[INFO] [stdout] test tests::write_block_sync_mt ... ok
[INFO] [stdout] test tests::mixed_read_write ... ok
[INFO] [stdout] test tests::read_many_blocks_mt ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.88s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio-linux-aio
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "15451b71cdeccb937cd4df1fd5828a85cb7093bee3c15ec3bdb18455a9ee2edf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15451b71cdeccb937cd4df1fd5828a85cb7093bee3c15ec3bdb18455a9ee2edf", kill_on_drop: false }`
[INFO] [stdout] 15451b71cdeccb937cd4df1fd5828a85cb7093bee3c15ec3bdb18455a9ee2edf
