[INFO] cloning repository https://github.com/gus3inov/multithread-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gus3inov/multithread-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgus3inov%2Fmultithread-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgus3inov%2Fmultithread-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e99438b198cb2b39f4ae9bb495b1668ecce4cee
[INFO] testing gus3inov/multithread-server against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgus3inov%2Fmultithread-server" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gus3inov/multithread-server
[INFO] finished tweaking git repo https://github.com/gus3inov/multithread-server
[INFO] tweaked toml for git repo https://github.com/gus3inov/multithread-server written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gus3inov/multithread-server on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gus3inov/multithread-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num_cpus v1.10.1
[INFO] [stderr]   Downloaded const_fn v0.4.3
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.0
[INFO] [stderr]   Downloaded libc v0.2.62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c7ef450c9f74fab7dace10b668e26f63dc55ebd5dbd9a88b83a1cd616145c459
[INFO] running `Command { std: "docker" "start" "c7ef450c9f74fab7dace10b668e26f63dc55ebd5dbd9a88b83a1cd616145c459", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7ef450c9f74fab7dace10b668e26f63dc55ebd5dbd9a88b83a1cd616145c459", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c7ef450c9f74fab7dace10b668e26f63dc55ebd5dbd9a88b83a1cd616145c459" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7ef450c9f74fab7dace10b668e26f63dc55ebd5dbd9a88b83a1cd616145c459", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c7ef450c9f74fab7dace10b668e26f63dc55ebd5dbd9a88b83a1cd616145c459" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling multix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated module `std::usize`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/core.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{fmt, usize};
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core.rs:31:27
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub mount: Option<Arc<Fn() + Send + Sync>>,
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub mount: Option<Arc<dyn Fn() + Send + Sync>>,
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub unmount: Option<Arc<Fn() + Send + Sync>>,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub unmount: Option<Arc<dyn Fn() + Send + Sync>>,
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:245:21
[INFO] [stdout]     |
[INFO] [stdout] 245 | impl ThreadPool<Box<JobBox>> {
[INFO] [stdout]     |                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 245 | impl ThreadPool<Box<dyn JobBox>> {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:246:66
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn send_fn<F>(&self, job: F) -> Result<(), SendError<Box<JobBox>>>
[INFO] [stdout]     |                                                                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn send_fn<F>(&self, job: F) -> Result<(), SendError<Box<dyn JobBox>>>
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:258:42
[INFO] [stdout]     |
[INFO] [stdout] 258 |     ) -> Result<(), SendTimeoutError<Box<JobBox>>>
[INFO] [stdout]     |                                          ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 258 |     ) -> Result<(), SendTimeoutError<Box<dyn JobBox>>>
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:266:73
[INFO] [stdout]     |
[INFO] [stdout] 266 |     pub fn try_send_fn<F>(&self, job: F) -> Result<(), TrySendError<Box<JobBox>>>
[INFO] [stdout]     |                                                                         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 266 |     pub fn try_send_fn<F>(&self, job: F) -> Result<(), TrySendError<Box<dyn JobBox>>>
[INFO] [stdout]     |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/job.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Job for Box<JobBox> {
[INFO] [stdout]    |                  ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Job for Box<dyn JobBox> {
[INFO] [stdout]    |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::<usize>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/atomic.rs:31:18
[INFO] [stdout]    |
[INFO] [stdout] 31 |                 .compare_and_swap(expect.as_usize(), val.as_usize(), Ordering::SeqCst);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::<usize>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/atomic.rs:41:14
[INFO] [stdout]    |
[INFO] [stdout] 41 |             .compare_and_swap(expect_usize, next_usize, Ordering::SeqCst);
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::<usize>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/atomic.rs:57:14
[INFO] [stdout]    |
[INFO] [stdout] 57 |             .compare_and_swap(num, num - (1 << LIFECYCLE_BITS), Ordering::SeqCst)
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:250:22
[INFO] [stdout]     |
[INFO] [stdout] 250 |         let job: Box<JobBox> = Box::new(job);
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 250 |         let job: Box<dyn JobBox> = Box::new(job);
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:262:22
[INFO] [stdout]     |
[INFO] [stdout] 262 |         let job: Box<JobBox> = Box::new(job);
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 262 |         let job: Box<dyn JobBox> = Box::new(job);
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:270:22
[INFO] [stdout]     |
[INFO] [stdout] 270 |         let job: Box<JobBox> = Box::new(job);
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 270 |         let job: Box<dyn JobBox> = Box::new(job);
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/core.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |         drop(&self.tx);
[INFO] [stdout]     |         ^^^^^--------^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&crossbeam_channel::Sender<T>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 168 -         drop(&self.tx);
[INFO] [stdout] 168 +         let _ = &self.tx;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/core.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |         drop(&self.tx);
[INFO] [stdout]     |         ^^^^^--------^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&crossbeam_channel::Sender<T>`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 172 -         drop(&self.tx);
[INFO] [stdout] 172 +         let _ = &self.tx;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/core.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |         drop(&self.rx);
[INFO] [stdout]     |         ^^^^^--------^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&crossbeam_channel::Receiver<T>`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 173 -         drop(&self.rx);
[INFO] [stdout] 173 +         let _ = &self.rx;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "c7ef450c9f74fab7dace10b668e26f63dc55ebd5dbd9a88b83a1cd616145c459", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c7ef450c9f74fab7dace10b668e26f63dc55ebd5dbd9a88b83a1cd616145c459" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated module `std::usize`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/core.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{fmt, usize};
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core.rs:31:27
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub mount: Option<Arc<Fn() + Send + Sync>>,
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub mount: Option<Arc<dyn Fn() + Send + Sync>>,
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub unmount: Option<Arc<Fn() + Send + Sync>>,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub unmount: Option<Arc<dyn Fn() + Send + Sync>>,
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:245:21
[INFO] [stdout]     |
[INFO] [stdout] 245 | impl ThreadPool<Box<JobBox>> {
[INFO] [stdout]     |                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 245 | impl ThreadPool<Box<dyn JobBox>> {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:246:66
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn send_fn<F>(&self, job: F) -> Result<(), SendError<Box<JobBox>>>
[INFO] [stdout]     |                                                                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn send_fn<F>(&self, job: F) -> Result<(), SendError<Box<dyn JobBox>>>
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:258:42
[INFO] [stdout]     |
[INFO] [stdout] 258 |     ) -> Result<(), SendTimeoutError<Box<JobBox>>>
[INFO] [stdout]     |                                          ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 258 |     ) -> Result<(), SendTimeoutError<Box<dyn JobBox>>>
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:266:73
[INFO] [stdout]     |
[INFO] [stdout] 266 |     pub fn try_send_fn<F>(&self, job: F) -> Result<(), TrySendError<Box<JobBox>>>
[INFO] [stdout]     |                                                                         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 266 |     pub fn try_send_fn<F>(&self, job: F) -> Result<(), TrySendError<Box<dyn JobBox>>>
[INFO] [stdout]     |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/job.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Job for Box<JobBox> {
[INFO] [stdout]    |                  ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Job for Box<dyn JobBox> {
[INFO] [stdout]    |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::<usize>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/atomic.rs:31:18
[INFO] [stdout]    |
[INFO] [stdout] 31 |                 .compare_and_swap(expect.as_usize(), val.as_usize(), Ordering::SeqCst);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::<usize>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/atomic.rs:41:14
[INFO] [stdout]    |
[INFO] [stdout] 41 |             .compare_and_swap(expect_usize, next_usize, Ordering::SeqCst);
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling multix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::<usize>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/atomic.rs:57:14
[INFO] [stdout]    |
[INFO] [stdout] 57 |             .compare_and_swap(num, num - (1 << LIFECYCLE_BITS), Ordering::SeqCst)
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:250:22
[INFO] [stdout]     |
[INFO] [stdout] 250 |         let job: Box<JobBox> = Box::new(job);
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 250 |         let job: Box<dyn JobBox> = Box::new(job);
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:262:22
[INFO] [stdout]     |
[INFO] [stdout] 262 |         let job: Box<JobBox> = Box::new(job);
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 262 |         let job: Box<dyn JobBox> = Box::new(job);
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:270:22
[INFO] [stdout]     |
[INFO] [stdout] 270 |         let job: Box<JobBox> = Box::new(job);
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 270 |         let job: Box<dyn JobBox> = Box::new(job);
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/core.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |         drop(&self.tx);
[INFO] [stdout]     |         ^^^^^--------^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&crossbeam_channel::Sender<T>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 168 -         drop(&self.tx);
[INFO] [stdout] 168 +         let _ = &self.tx;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/core.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |         drop(&self.tx);
[INFO] [stdout]     |         ^^^^^--------^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&crossbeam_channel::Sender<T>`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 172 -         drop(&self.tx);
[INFO] [stdout] 172 +         let _ = &self.tx;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/core.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |         drop(&self.rx);
[INFO] [stdout]     |         ^^^^^--------^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&crossbeam_channel::Receiver<T>`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 173 -         drop(&self.rx);
[INFO] [stdout] 173 +         let _ = &self.rx;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::usize`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/core.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{fmt, usize};
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core.rs:31:27
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub mount: Option<Arc<Fn() + Send + Sync>>,
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub mount: Option<Arc<dyn Fn() + Send + Sync>>,
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub unmount: Option<Arc<Fn() + Send + Sync>>,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub unmount: Option<Arc<dyn Fn() + Send + Sync>>,
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:245:21
[INFO] [stdout]     |
[INFO] [stdout] 245 | impl ThreadPool<Box<JobBox>> {
[INFO] [stdout]     |                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 245 | impl ThreadPool<Box<dyn JobBox>> {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:246:66
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn send_fn<F>(&self, job: F) -> Result<(), SendError<Box<JobBox>>>
[INFO] [stdout]     |                                                                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn send_fn<F>(&self, job: F) -> Result<(), SendError<Box<dyn JobBox>>>
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:258:42
[INFO] [stdout]     |
[INFO] [stdout] 258 |     ) -> Result<(), SendTimeoutError<Box<JobBox>>>
[INFO] [stdout]     |                                          ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 258 |     ) -> Result<(), SendTimeoutError<Box<dyn JobBox>>>
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:266:73
[INFO] [stdout]     |
[INFO] [stdout] 266 |     pub fn try_send_fn<F>(&self, job: F) -> Result<(), TrySendError<Box<JobBox>>>
[INFO] [stdout]     |                                                                         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 266 |     pub fn try_send_fn<F>(&self, job: F) -> Result<(), TrySendError<Box<dyn JobBox>>>
[INFO] [stdout]     |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/job.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Job for Box<JobBox> {
[INFO] [stdout]    |                  ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Job for Box<dyn JobBox> {
[INFO] [stdout]    |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::<usize>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/atomic.rs:31:18
[INFO] [stdout]    |
[INFO] [stdout] 31 |                 .compare_and_swap(expect.as_usize(), val.as_usize(), Ordering::SeqCst);
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::<usize>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/atomic.rs:41:14
[INFO] [stdout]    |
[INFO] [stdout] 41 |             .compare_and_swap(expect_usize, next_usize, Ordering::SeqCst);
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::<usize>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/atomic.rs:57:14
[INFO] [stdout]    |
[INFO] [stdout] 57 |             .compare_and_swap(num, num - (1 << LIFECYCLE_BITS), Ordering::SeqCst)
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:250:22
[INFO] [stdout]     |
[INFO] [stdout] 250 |         let job: Box<JobBox> = Box::new(job);
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 250 |         let job: Box<dyn JobBox> = Box::new(job);
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:262:22
[INFO] [stdout]     |
[INFO] [stdout] 262 |         let job: Box<JobBox> = Box::new(job);
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 262 |         let job: Box<dyn JobBox> = Box::new(job);
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:270:22
[INFO] [stdout]     |
[INFO] [stdout] 270 |         let job: Box<JobBox> = Box::new(job);
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 270 |         let job: Box<dyn JobBox> = Box::new(job);
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/core.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |         drop(&self.tx);
[INFO] [stdout]     |         ^^^^^--------^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&crossbeam_channel::Sender<T>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 168 -         drop(&self.tx);
[INFO] [stdout] 168 +         let _ = &self.tx;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/core.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |         drop(&self.tx);
[INFO] [stdout]     |         ^^^^^--------^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&crossbeam_channel::Sender<T>`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 172 -         drop(&self.tx);
[INFO] [stdout] 172 +         let _ = &self.tx;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/core.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |         drop(&self.rx);
[INFO] [stdout]     |         ^^^^^--------^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&crossbeam_channel::Receiver<T>`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 173 -         drop(&self.rx);
[INFO] [stdout] 173 +         let _ = &self.rx;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 3.06s
[INFO] running `Command { std: "docker" "inspect" "c7ef450c9f74fab7dace10b668e26f63dc55ebd5dbd9a88b83a1cd616145c459", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c7ef450c9f74fab7dace10b668e26f63dc55ebd5dbd9a88b83a1cd616145c459" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated module `std::usize`: all constants in this module replaced by associated constants on the type
[INFO] [stderr]  --> src/core.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::{fmt, usize};
[INFO] [stderr]   |                ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core.rs:31:27
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub mount: Option<Arc<Fn() + Send + Sync>>,
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub mount: Option<Arc<dyn Fn() + Send + Sync>>,
[INFO] [stderr]    |                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core.rs:32:29
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub unmount: Option<Arc<Fn() + Send + Sync>>,
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub unmount: Option<Arc<dyn Fn() + Send + Sync>>,
[INFO] [stderr]    |                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/core.rs:245:21
[INFO] [stderr]     |
[INFO] [stderr] 245 | impl ThreadPool<Box<JobBox>> {
[INFO] [stderr]     |                     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 245 | impl ThreadPool<Box<dyn JobBox>> {
[INFO] [stderr]     |                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/core.rs:246:66
[INFO] [stderr]     |
[INFO] [stderr] 246 |     pub fn send_fn<F>(&self, job: F) -> Result<(), SendError<Box<JobBox>>>
[INFO] [stderr]     |                                                                  ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 246 |     pub fn send_fn<F>(&self, job: F) -> Result<(), SendError<Box<dyn JobBox>>>
[INFO] [stderr]     |                                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/core.rs:258:42
[INFO] [stderr]     |
[INFO] [stderr] 258 |     ) -> Result<(), SendTimeoutError<Box<JobBox>>>
[INFO] [stderr]     |                                          ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 258 |     ) -> Result<(), SendTimeoutError<Box<dyn JobBox>>>
[INFO] [stderr]     |                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/core.rs:266:73
[INFO] [stderr]     |
[INFO] [stderr] 266 |     pub fn try_send_fn<F>(&self, job: F) -> Result<(), TrySendError<Box<JobBox>>>
[INFO] [stderr]     |                                                                         ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 266 |     pub fn try_send_fn<F>(&self, job: F) -> Result<(), TrySendError<Box<dyn JobBox>>>
[INFO] [stderr]     |                                                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/job.rs:21:18
[INFO] [stderr]    |
[INFO] [stderr] 21 | impl Job for Box<JobBox> {
[INFO] [stderr]    |                  ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 21 | impl Job for Box<dyn JobBox> {
[INFO] [stderr]    |                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::sync::atomic::Atomic::<usize>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]   --> src/atomic.rs:31:18
[INFO] [stderr]    |
[INFO] [stderr] 31 |                 .compare_and_swap(expect.as_usize(), val.as_usize(), Ordering::SeqCst);
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::sync::atomic::Atomic::<usize>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]   --> src/atomic.rs:41:14
[INFO] [stderr]    |
[INFO] [stderr] 41 |             .compare_and_swap(expect_usize, next_usize, Ordering::SeqCst);
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::sync::atomic::Atomic::<usize>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]   --> src/atomic.rs:57:14
[INFO] [stderr]    |
[INFO] [stderr] 57 |             .compare_and_swap(num, num - (1 << LIFECYCLE_BITS), Ordering::SeqCst)
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/core.rs:250:22
[INFO] [stderr]     |
[INFO] [stderr] 250 |         let job: Box<JobBox> = Box::new(job);
[INFO] [stderr]     |                      ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 250 |         let job: Box<dyn JobBox> = Box::new(job);
[INFO] [stderr]     |                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/core.rs:262:22
[INFO] [stderr]     |
[INFO] [stderr] 262 |         let job: Box<JobBox> = Box::new(job);
[INFO] [stderr]     |                      ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 262 |         let job: Box<dyn JobBox> = Box::new(job);
[INFO] [stderr]     |                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/core.rs:270:22
[INFO] [stderr]     |
[INFO] [stderr] 270 |         let job: Box<JobBox> = Box::new(job);
[INFO] [stderr]     |                      ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 270 |         let job: Box<dyn JobBox> = Box::new(job);
[INFO] [stderr]     |                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/core.rs:168:9
[INFO] [stderr]     |
[INFO] [stderr] 168 |         drop(&self.tx);
[INFO] [stderr]     |         ^^^^^--------^
[INFO] [stderr]     |              |
[INFO] [stderr]     |              argument has type `&crossbeam_channel::Sender<T>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 168 -         drop(&self.tx);
[INFO] [stderr] 168 +         let _ = &self.tx;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/core.rs:172:9
[INFO] [stderr]     |
[INFO] [stderr] 172 |         drop(&self.tx);
[INFO] [stderr]     |         ^^^^^--------^
[INFO] [stderr]     |              |
[INFO] [stderr]     |              argument has type `&crossbeam_channel::Sender<T>`
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 172 -         drop(&self.tx);
[INFO] [stderr] 172 +         let _ = &self.tx;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/core.rs:173:9
[INFO] [stderr]     |
[INFO] [stderr] 173 |         drop(&self.rx);
[INFO] [stderr]     |         ^^^^^--------^
[INFO] [stderr]     |              |
[INFO] [stderr]     |              argument has type `&crossbeam_channel::Receiver<T>`
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 173 -         drop(&self.rx);
[INFO] [stderr] 173 +         let _ = &self.rx;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `multix` (lib) generated 17 warnings (run `cargo fix --lib -p multix` to apply 10 suggestions)
[INFO] [stderr] warning: `multix` (lib test) generated 17 warnings (17 duplicates)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/multix-19f1797f6b8d5e2c)
[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] [stderr]      Running tests/lib.rs (/opt/rustwide/target/release/deps/lib-03593666d939fe59)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test one_thread ... ok
[INFO] [stdout] test clone_pool ... ok
[INFO] [stdout] test threads_shutdown_drop ... FAILED
[INFO] [stdout] test two_thread ... ok
[INFO] [stdout] test two_thread_job_on ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- threads_shutdown_drop stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'threads_shutdown_drop' (425) panicked at tests/lib.rs:99:5:
[INFO] [stdout] assertion failed: pool.is_terminating() || pool.is_terminated()
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5a1689ccf8b1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5a1689ce3b6a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x5a1689cd3dfc - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5a1689caba06 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5a1689cc7c79 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x5a1689c63a30 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x5a1689cc7e32 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5a1689cabae4 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5a1689ca4809 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5a1689cac6ad - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x5a1689ce429c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5a1689ce4262 - core[df12db4294e9bfd3]::panicking::panic
[INFO] [stdout]   12:     0x5a1689c49d87 - <lib[324953960a9f97b8]::threads_shutdown_drop::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x5a1689c56d1b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   14:     0x5a1689c64385 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   15:     0x5a1689c5dc44 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x5a1689c674e2 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x5a1689ccf159 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7dc16ee91dfa - <unknown>
[INFO] [stdout]   19:     0x7dc16ef253d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     threads_shutdown_drop
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.51s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test lib`
[INFO] running `Command { std: "docker" "inspect" "c7ef450c9f74fab7dace10b668e26f63dc55ebd5dbd9a88b83a1cd616145c459", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7ef450c9f74fab7dace10b668e26f63dc55ebd5dbd9a88b83a1cd616145c459", kill_on_drop: false }`
[INFO] [stdout] c7ef450c9f74fab7dace10b668e26f63dc55ebd5dbd9a88b83a1cd616145c459
