[INFO] fetching crate futures-cpupool 0.1.8...
[INFO] testing futures-cpupool-0.1.8 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate futures-cpupool 0.1.8 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate futures-cpupool 0.1.8 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures-cpupool 0.1.8
[INFO] finished tweaking crates.io crate futures-cpupool 0.1.8
[INFO] tweaked toml for crates.io crate futures-cpupool 0.1.8 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 809a9f93c65cd1dcca79557e59d1da3b0650aa11971638e58dae6df15bc24b10
[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" "809a9f93c65cd1dcca79557e59d1da3b0650aa11971638e58dae6df15bc24b10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "809a9f93c65cd1dcca79557e59d1da3b0650aa11971638e58dae6df15bc24b10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "809a9f93c65cd1dcca79557e59d1da3b0650aa11971638e58dae6df15bc24b10", kill_on_drop: false }`
[INFO] [stdout] 809a9f93c65cd1dcca79557e59d1da3b0650aa11971638e58dae6df15bc24b10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc4573fa339ab51de06c4bfb327116d94d3c71eca428617442ff2e3c3dae015d
[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" "cc4573fa339ab51de06c4bfb327116d94d3c71eca428617442ff2e3c3dae015d", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling futures-cpupool v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:85:29
[INFO] [stdout]    |
[INFO] [stdout] 85 |     after_start: Option<Arc<Fn() + Send + Sync>>,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:86:29
[INFO] [stdout]    |
[INFO] [stdout] 86 |     before_stop: Option<Arc<Fn() + Send + Sync>>,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:252:44
[INFO] [stdout]     |
[INFO] [stdout] 252 |     fn work(&self, after_start: Option<Arc<Fn() + Send + Sync>>, before_stop: Option<Arc<Fn() + Send + Sync>>) {
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:252:90
[INFO] [stdout]     |
[INFO] [stdout] 252 |     fn work(&self, after_start: Option<Arc<Fn() + Send + Sync>>, before_stop: Option<Arc<Fn() + Send + Sync>>) {
[INFO] [stdout]     |                                                                                          ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `futures::task::Run`
[INFO] [stdout]   --> src/lib.rs:53:31
[INFO] [stdout]    |
[INFO] [stdout] 53 | use futures::executor::{self, Run, Executor as OldExecutor};
[INFO] [stdout]    |                               ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `futures::task::Executor`
[INFO] [stdout]   --> src/lib.rs:53:36
[INFO] [stdout]    |
[INFO] [stdout] 53 | use futures::executor::{self, Run, Executor as OldExecutor};
[INFO] [stdout]    |                                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `futures::task::Run`
[INFO] [stdout]    --> src/lib.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |     Run(Run),
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `futures::task::Executor`
[INFO] [stdout]    --> src/lib.rs:282:6
[INFO] [stdout]     |
[INFO] [stdout] 282 | impl OldExecutor for Inner {
[INFO] [stdout]     |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `futures::task::Run`
[INFO] [stdout]    --> src/lib.rs:283:28
[INFO] [stdout]     |
[INFO] [stdout] 283 |     fn execute(&self, run: Run) {
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `futures::task_impl::std::<impl futures::task::Spawn<F>>::execute`
[INFO] [stdout]    --> src/lib.rs:214:33
[INFO] [stdout]     |
[INFO] [stdout] 214 |         executor::spawn(sender).execute(self.inner.clone());
[INFO] [stdout]     |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `futures::task_impl::std::<impl futures::task::Spawn<F>>::execute`
[INFO] [stdout]    --> src/lib.rs:242:33
[INFO] [stdout]     |
[INFO] [stdout] 242 |         executor::spawn(future).execute(self.inner.clone());
[INFO] [stdout]     |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.13s
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cc4573fa339ab51de06c4bfb327116d94d3c71eca428617442ff2e3c3dae015d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc4573fa339ab51de06c4bfb327116d94d3c71eca428617442ff2e3c3dae015d", kill_on_drop: false }`
[INFO] [stdout] cc4573fa339ab51de06c4bfb327116d94d3c71eca428617442ff2e3c3dae015d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12e04edb7797fb58e745a3f91cd78c29b0a36aea51b5398421562e9438870737
[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" "12e04edb7797fb58e745a3f91cd78c29b0a36aea51b5398421562e9438870737", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:85:29
[INFO] [stdout]    |
[INFO] [stdout] 85 |     after_start: Option<Arc<Fn() + Send + Sync>>,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:86:29
[INFO] [stdout]    |
[INFO] [stdout] 86 |     before_stop: Option<Arc<Fn() + Send + Sync>>,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:252:44
[INFO] [stdout]     |
[INFO] [stdout] 252 |     fn work(&self, after_start: Option<Arc<Fn() + Send + Sync>>, before_stop: Option<Arc<Fn() + Send + Sync>>) {
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:252:90
[INFO] [stdout]     |
[INFO] [stdout] 252 |     fn work(&self, after_start: Option<Arc<Fn() + Send + Sync>>, before_stop: Option<Arc<Fn() + Send + Sync>>) {
[INFO] [stdout]     |                                                                                          ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `futures::task::Run`
[INFO] [stdout]   --> src/lib.rs:53:31
[INFO] [stdout]    |
[INFO] [stdout] 53 | use futures::executor::{self, Run, Executor as OldExecutor};
[INFO] [stdout]    |                               ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `futures::task::Executor`
[INFO] [stdout]   --> src/lib.rs:53:36
[INFO] [stdout]    |
[INFO] [stdout] 53 | use futures::executor::{self, Run, Executor as OldExecutor};
[INFO] [stdout]    |                                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-cpupool v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `futures::task::Run`
[INFO] [stdout]    --> src/lib.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |     Run(Run),
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `futures::task::Executor`
[INFO] [stdout]    --> src/lib.rs:282:6
[INFO] [stdout]     |
[INFO] [stdout] 282 | impl OldExecutor for Inner {
[INFO] [stdout]     |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `futures::task::Run`
[INFO] [stdout]    --> src/lib.rs:283:28
[INFO] [stdout]     |
[INFO] [stdout] 283 |     fn execute(&self, run: Run) {
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `futures::task_impl::std::<impl futures::task::Spawn<F>>::execute`
[INFO] [stdout]    --> src/lib.rs:214:33
[INFO] [stdout]     |
[INFO] [stdout] 214 |         executor::spawn(sender).execute(self.inner.clone());
[INFO] [stdout]     |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `futures::task_impl::std::<impl futures::task::Spawn<F>>::execute`
[INFO] [stdout]    --> src/lib.rs:242:33
[INFO] [stdout]     |
[INFO] [stdout] 242 |         executor::spawn(future).execute(self.inner.clone());
[INFO] [stdout]     |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/smoke.rs:11:41
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn done<T: Send + 'static>(t: T) -> Box<Future<Item = T, Error = ()> + Send> {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = T, Error = ()> + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:85:29
[INFO] [stdout]    |
[INFO] [stdout] 85 |     after_start: Option<Arc<Fn() + Send + Sync>>,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:86:29
[INFO] [stdout]    |
[INFO] [stdout] 86 |     before_stop: Option<Arc<Fn() + Send + Sync>>,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:252:44
[INFO] [stdout]     |
[INFO] [stdout] 252 |     fn work(&self, after_start: Option<Arc<Fn() + Send + Sync>>, before_stop: Option<Arc<Fn() + Send + Sync>>) {
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:252:90
[INFO] [stdout]     |
[INFO] [stdout] 252 |     fn work(&self, after_start: Option<Arc<Fn() + Send + Sync>>, before_stop: Option<Arc<Fn() + Send + Sync>>) {
[INFO] [stdout]     |                                                                                          ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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/smoke.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/smoke.rs:39:31
[INFO] [stdout]    |
[INFO] [stdout] 39 |     static CNT: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)`
[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/smoke.rs:69:38
[INFO] [stdout]    |
[INFO] [stdout] 69 |     static NUM_STARTS: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)`
[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/smoke.rs:70:37
[INFO] [stdout]    |
[INFO] [stdout] 70 |     static NUM_STOPS: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `futures::task::Run`
[INFO] [stdout]   --> src/lib.rs:53:31
[INFO] [stdout]    |
[INFO] [stdout] 53 | use futures::executor::{self, Run, Executor as OldExecutor};
[INFO] [stdout]    |                               ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `futures::task::Executor`
[INFO] [stdout]   --> src/lib.rs:53:36
[INFO] [stdout]    |
[INFO] [stdout] 53 | use futures::executor::{self, Run, Executor as OldExecutor};
[INFO] [stdout]    |                                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `futures::task::Run`
[INFO] [stdout]    --> src/lib.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |     Run(Run),
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `futures::task::Executor`
[INFO] [stdout]    --> src/lib.rs:282:6
[INFO] [stdout]     |
[INFO] [stdout] 282 | impl OldExecutor for Inner {
[INFO] [stdout]     |      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `futures::task::Run`
[INFO] [stdout]    --> src/lib.rs:283:28
[INFO] [stdout]     |
[INFO] [stdout] 283 |     fn execute(&self, run: Run) {
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `futures::task_impl::std::<impl futures::task::Spawn<F>>::execute`
[INFO] [stdout]    --> src/lib.rs:214:33
[INFO] [stdout]     |
[INFO] [stdout] 214 |         executor::spawn(sender).execute(self.inner.clone());
[INFO] [stdout]     |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `futures::task_impl::std::<impl futures::task::Spawn<F>>::execute`
[INFO] [stdout]    --> src/lib.rs:242:33
[INFO] [stdout]     |
[INFO] [stdout] 242 |         executor::spawn(future).execute(self.inner.clone());
[INFO] [stdout]     |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "12e04edb7797fb58e745a3f91cd78c29b0a36aea51b5398421562e9438870737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12e04edb7797fb58e745a3f91cd78c29b0a36aea51b5398421562e9438870737", kill_on_drop: false }`
[INFO] [stdout] 12e04edb7797fb58e745a3f91cd78c29b0a36aea51b5398421562e9438870737
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", 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] 00338f633b6c86d9126c2c4271fdf7f12268432c7bb35aa467325970095847a3
[INFO] running `Command { std: "docker" "start" "-a" "00338f633b6c86d9126c2c4271fdf7f12268432c7bb35aa467325970095847a3", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:85:29
[INFO] [stderr]    |
[INFO] [stderr] 85 |     after_start: Option<Arc<Fn() + Send + Sync>>,
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:86:29
[INFO] [stderr]    |
[INFO] [stderr] 86 |     before_stop: Option<Arc<Fn() + Send + Sync>>,
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:252:44
[INFO] [stderr]     |
[INFO] [stderr] 252 |     fn work(&self, after_start: Option<Arc<Fn() + Send + Sync>>, before_stop: Option<Arc<Fn() + Send + Sync>>) {
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:252:90
[INFO] [stderr]     |
[INFO] [stderr] 252 |     fn work(&self, after_start: Option<Arc<Fn() + Send + Sync>>, before_stop: Option<Arc<Fn() + Send + Sync>>) {
[INFO] [stderr]     |                                                                                          ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `futures::task::Run`
[INFO] [stderr]   --> src/lib.rs:53:31
[INFO] [stderr]    |
[INFO] [stderr] 53 | use futures::executor::{self, Run, Executor as OldExecutor};
[INFO] [stderr]    |                               ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated trait `futures::task::Executor`
[INFO] [stderr]   --> src/lib.rs:53:36
[INFO] [stderr]    |
[INFO] [stderr] 53 | use futures::executor::{self, Run, Executor as OldExecutor};
[INFO] [stderr]    |                                    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `futures::task::Run`
[INFO] [stderr]    --> src/lib.rs:135:9
[INFO] [stderr]     |
[INFO] [stderr] 135 |     Run(Run),
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated trait `futures::task::Executor`
[INFO] [stderr]    --> src/lib.rs:282:6
[INFO] [stderr]     |
[INFO] [stderr] 282 | impl OldExecutor for Inner {
[INFO] [stderr]     |      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `futures::task::Run`
[INFO] [stderr]    --> src/lib.rs:283:28
[INFO] [stderr]     |
[INFO] [stderr] 283 |     fn execute(&self, run: Run) {
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `futures::task_impl::std::<impl futures::task::Spawn<F>>::execute`
[INFO] [stderr]    --> src/lib.rs:214:33
[INFO] [stderr]     |
[INFO] [stderr] 214 |         executor::spawn(sender).execute(self.inner.clone());
[INFO] [stderr]     |                                 ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `futures::task_impl::std::<impl futures::task::Spawn<F>>::execute`
[INFO] [stderr]    --> src/lib.rs:242:33
[INFO] [stderr]     |
[INFO] [stderr] 242 |         executor::spawn(future).execute(self.inner.clone());
[INFO] [stderr]     |                                 ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `futures-cpupool` (lib) generated 11 warnings
[INFO] [stderr] warning: `futures-cpupool` (lib test) generated 11 warnings (11 duplicates)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/smoke.rs:11:41
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn done<T: Send + 'static>(t: T) -> Box<Future<Item = T, Error = ()> + Send> {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = T, Error = ()> + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stderr]  --> tests/smoke.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/smoke.rs:39:31
[INFO] [stderr]    |
[INFO] [stderr] 39 |     static CNT: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> tests/smoke.rs:69:38
[INFO] [stderr]    |
[INFO] [stderr] 69 |     static NUM_STARTS: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> tests/smoke.rs:70:37
[INFO] [stderr]    |
[INFO] [stderr] 70 |     static NUM_STOPS: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)`
[INFO] [stderr] 
[INFO] [stderr] warning: `futures-cpupool` (test "smoke") generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/futures_cpupool-60418a325d170a0c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/smoke.rs (/opt/rustwide/target/debug/deps/smoke-56602f5b121b8d41)
[INFO] [stdout] test tests::test_drop_after_start ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test select ... ok
[INFO] [stdout] test thread_name ... ok
[INFO] [stdout] test join ... ok
[INFO] [stderr]    Doc-tests futures-cpupool
[INFO] [stdout] test lifecycle_test ... ok
[INFO] [stdout] test threads_go_away ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - CpuPool::new (line 148) ... ok
[INFO] [stdout] test src/lib.rs - CpuPool::new_num_cpus (line 168) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "00338f633b6c86d9126c2c4271fdf7f12268432c7bb35aa467325970095847a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00338f633b6c86d9126c2c4271fdf7f12268432c7bb35aa467325970095847a3", kill_on_drop: false }`
[INFO] [stdout] 00338f633b6c86d9126c2c4271fdf7f12268432c7bb35aa467325970095847a3