[INFO] fetching crate fibre 0.5.0...
[INFO] testing fibre-0.5.0 against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] extracting crate fibre 0.5.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate fibre 0.5.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate fibre 0.5.0
[INFO] tweaked toml for crates.io crate fibre 0.5.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fibre 0.5.0 on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fibre 0.5.0 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" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial_test_derive v3.2.0
[INFO] [stderr]   Downloaded sdd v3.0.8
[INFO] [stderr]   Downloaded serial_test v3.2.0
[INFO] [stderr]   Downloaded seize v0.5.0
[INFO] [stderr]   Downloaded bench_matrix v0.2.0
[INFO] [stderr]   Downloaded papaya v0.2.1
[INFO] [stderr]   Downloaded scc v2.3.4
[INFO] [stderr]   Downloaded syn v2.0.103
[INFO] [stderr]   Downloaded libc v0.2.173
[INFO] [stderr]   Downloaded tokio v1.45.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 648259c504cc49e73db54bae5ea3db025099639ede475d15bd3476dccbba604b
[INFO] running `Command { std: "docker" "start" "-a" "648259c504cc49e73db54bae5ea3db025099639ede475d15bd3476dccbba604b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "648259c504cc49e73db54bae5ea3db025099639ede475d15bd3476dccbba604b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "648259c504cc49e73db54bae5ea3db025099639ede475d15bd3476dccbba604b", kill_on_drop: false }`
[INFO] [stdout] 648259c504cc49e73db54bae5ea3db025099639ede475d15bd3476dccbba604b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 751de405c7215500a840a784dbcdb2082afd6bde371872defc471edbf7a6e79e
[INFO] running `Command { std: "docker" "start" "-a" "751de405c7215500a840a784dbcdb2082afd6bde371872defc471edbf7a6e79e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.173
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling slab v0.4.10
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling seize v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling papaya v0.2.1
[INFO] [stderr]    Compiling futures-intrusive v0.5.0
[INFO] [stderr]    Compiling fibre v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `impl_error_with_inner`
[INFO] [stdout]  --> src/error.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | macro_rules! impl_error_with_inner {
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RecvErrorTimeout`, `SendError`, `TryRecvError`, and `TrySendError`
[INFO] [stdout]  --> src/spsc/shared.rs:2:31
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::error::{RecvError, RecvErrorTimeout, SendError, TryRecvError, TrySendError};
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/spsc/shared.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]   --> src/spsc/shared.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::sync::Arc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/spsc/shared.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::thread::{self, Thread};
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration` and `Instant`
[INFO] [stdout]   --> src/spsc/shared.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                 ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]   --> src/mpsc/unbounded.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::marker::PhantomData;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TryRecvError`
[INFO] [stdout]  --> src/mpmc/async_impl.rs:8:31
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::error::{SendError, TryRecvError, TrySendError};
[INFO] [stdout]   |                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::future::PollFn`
[INFO] [stdout]   --> src/mpmc/core.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use core::future::PollFn;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LOC_C_RECV` is never used
[INFO] [stdout]   --> src/spmc/ring_buffer.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 | const LOC_C_RECV: &str = "Receiver::recv";
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EVT_P_ENTER_LOOP` is never used
[INFO] [stdout]   --> src/spmc/ring_buffer.rs:31:7
[INFO] [stdout]    |
[INFO] [stdout] 31 | const EVT_P_ENTER_LOOP: &str = "P:EnterLoop";
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EVT_P_GOT_MIN_TAIL` is never used
[INFO] [stdout]   --> src/spmc/ring_buffer.rs:32:7
[INFO] [stdout]    |
[INFO] [stdout] 32 | const EVT_P_GOT_MIN_TAIL: &str = "P:GotMinTail";
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `capacity` and `is_empty` are never used
[INFO] [stdout]    --> src/spmc/topic/mailbox.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout]  97 | impl<T> MailboxProducer<T> {
[INFO] [stdout]     | -------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 126 |   pub(crate) fn capacity(&self) -> usize {
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 |   pub(crate) fn is_empty(&self) -> bool {
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AlignedInner128` is never constructed
[INFO] [stdout]   --> src/internal/cache_padded.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct AlignedInner128<T> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `park_thread_timeout_cond` is never used
[INFO] [stdout]   --> src/sync_util.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn park_thread_timeout_cond<F>(timeout: Option<Duration>, stop_condition: F)
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 5.48s
[INFO] running `Command { std: "docker" "inspect" "751de405c7215500a840a784dbcdb2082afd6bde371872defc471edbf7a6e79e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "751de405c7215500a840a784dbcdb2082afd6bde371872defc471edbf7a6e79e", kill_on_drop: false }`
[INFO] [stdout] 751de405c7215500a840a784dbcdb2082afd6bde371872defc471edbf7a6e79e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1255cbda3124660877a8b28b6fcc1207a9efa22b6a67b7034cdf4c34493e02ab
[INFO] running `Command { std: "docker" "start" "-a" "1255cbda3124660877a8b28b6fcc1207a9efa22b6a67b7034cdf4c34493e02ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling serde v1.0.219
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[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling getrandom v0.3.3
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[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling half v2.6.0
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[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling regex-syntax v0.8.5
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[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling clap_lex v0.7.5
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[INFO] [stderr]    Compiling itertools v0.10.5
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[INFO] [stderr]    Compiling rand_core v0.9.3
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[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling once_cell v1.21.3
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[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling sdd v3.0.8
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling scc v2.3.4
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling clap v4.5.40
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling fibre v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `impl_error_with_inner`
[INFO] [stdout]  --> src/error.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | macro_rules! impl_error_with_inner {
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RecvErrorTimeout`, `SendError`, `TryRecvError`, and `TrySendError`
[INFO] [stdout]  --> src/spsc/shared.rs:2:31
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::error::{RecvError, RecvErrorTimeout, SendError, TryRecvError, TrySendError};
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/spsc/shared.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]   --> src/spsc/shared.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::sync::Arc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/spsc/shared.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::thread::{self, Thread};
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration` and `Instant`
[INFO] [stdout]   --> src/spsc/shared.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                 ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]   --> src/mpsc/unbounded.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::marker::PhantomData;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TryRecvError`
[INFO] [stdout]  --> src/mpmc/async_impl.rs:8:31
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::error::{SendError, TryRecvError, TrySendError};
[INFO] [stdout]   |                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::future::PollFn`
[INFO] [stdout]   --> src/mpmc/core.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use core::future::PollFn;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling serial_test_derive v3.2.0
[INFO] [stdout] warning: constant `LOC_C_RECV` is never used
[INFO] [stdout]   --> src/spmc/ring_buffer.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 | const LOC_C_RECV: &str = "Receiver::recv";
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EVT_P_ENTER_LOOP` is never used
[INFO] [stdout]   --> src/spmc/ring_buffer.rs:31:7
[INFO] [stdout]    |
[INFO] [stdout] 31 | const EVT_P_ENTER_LOOP: &str = "P:EnterLoop";
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EVT_P_GOT_MIN_TAIL` is never used
[INFO] [stdout]   --> src/spmc/ring_buffer.rs:32:7
[INFO] [stdout]    |
[INFO] [stdout] 32 | const EVT_P_GOT_MIN_TAIL: &str = "P:GotMinTail";
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `capacity` and `is_empty` are never used
[INFO] [stdout]    --> src/spmc/topic/mailbox.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout]  97 | impl<T> MailboxProducer<T> {
[INFO] [stdout]     | -------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 126 |   pub(crate) fn capacity(&self) -> usize {
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 |   pub(crate) fn is_empty(&self) -> bool {
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AlignedInner128` is never constructed
[INFO] [stdout]   --> src/internal/cache_padded.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct AlignedInner128<T> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `park_thread_timeout_cond` is never used
[INFO] [stdout]   --> src/sync_util.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn park_thread_timeout_cond<F>(timeout: Option<Duration>, stop_condition: F)
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling serial_test v3.2.0
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling bench_matrix v0.2.0
[INFO] [stdout] warning: unused import: `TryRecvError`
[INFO] [stdout]  --> tests/topic_spmc_async.rs:6:42
[INFO] [stdout]   |
[INFO] [stdout] 6 | use fibre::error::{RecvError, SendError, TryRecvError};
[INFO] [stdout]   |                                          ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> tests/topic_spmc_async.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LONG_TIMEOUT` is never used
[INFO] [stdout]  --> tests/common/mod.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const LONG_TIMEOUT: Duration = Duration::from_secs(3);
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STRESS_TIMEOUT` is never used
[INFO] [stdout]  --> tests/common/mod.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const STRESS_TIMEOUT: Duration = Duration::from_secs(15);
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ITEMS_LOW` is never used
[INFO] [stdout]  --> tests/common/mod.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub const ITEMS_LOW: usize = 50;
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ITEMS_MEDIUM` is never used
[INFO] [stdout]  --> tests/common/mod.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const ITEMS_MEDIUM: usize = 200;
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SendError`
[INFO] [stdout]  --> examples/mpsc.rs:2:31
[INFO] [stdout]   |
[INFO] [stdout] 2 | use fibre::error::{RecvError, SendError};
[INFO] [stdout]   |                               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SHORT_TIMEOUT` is never used
[INFO] [stdout]  --> tests/common/mod.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const SHORT_TIMEOUT: Duration = Duration::from_millis(500);
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LONG_TIMEOUT` is never used
[INFO] [stdout]  --> tests/common/mod.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const LONG_TIMEOUT: Duration = Duration::from_secs(3);
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STRESS_TIMEOUT` is never used
[INFO] [stdout]  --> tests/common/mod.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const STRESS_TIMEOUT: Duration = Duration::from_secs(15);
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ITEMS_LOW` is never used
[INFO] [stdout]  --> tests/common/mod.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub const ITEMS_LOW: usize = 50;
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/spsc.rs:48:14
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let (tx, mut rx) = spsc::bounded_async::<String>(capacity);
[INFO] [stdout]    |              ----^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/spsc.rs:82:10
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let (mut tx_s, rx_s) = spsc::bounded_sync::<String>(capacity);
[INFO] [stdout]    |          ----^^^^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LONG_TIMEOUT` is never used
[INFO] [stdout]  --> tests/common/mod.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const LONG_TIMEOUT: Duration = Duration::from_secs(3);
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STRESS_TIMEOUT` is never used
[INFO] [stdout]  --> tests/common/mod.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const STRESS_TIMEOUT: Duration = Duration::from_secs(15);
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> examples/oneshot.rs:145:7
[INFO] [stdout]     |
[INFO] [stdout] 141 |       Err(RecvError::Disconnected) => {
[INFO] [stdout]     |       ---------------------------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 145 |       Err(e) => panic!("Unexpected error: {:?}", e),
[INFO] [stdout]     |       ^^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ITEMS_LOW` is never used
[INFO] [stdout]  --> tests/common/mod.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub const ITEMS_LOW: usize = 50;
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ITEMS_MEDIUM` is never used
[INFO] [stdout]  --> tests/common/mod.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const ITEMS_MEDIUM: usize = 200;
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ITEMS_HIGH` is never used
[INFO] [stdout]  --> tests/common/mod.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const ITEMS_HIGH: usize = 1000;
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/mpsc.rs:59:14
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let (tx, mut rx) = mpsc::unbounded_async::<String>();
[INFO] [stdout]    |              ----^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/mpsc.rs:99:20
[INFO] [stdout]    |
[INFO] [stdout] 99 |     let (tx_async, mut rx_async) = mpsc::unbounded_async::<String>(); // Start with async channel
[INFO] [stdout]    |                    ----^^^^^^^^
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/mpsc.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let (tx, mut rx) = mpsc::unbounded::<String>();
[INFO] [stdout]    |              ----^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> examples/mpsc.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |     let mut rx_sync = rx_async.to_sync(); // Convert receiver
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/spsc.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let mut rx_a = rx_s.to_async();
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/spsc.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let (mut tx, mut rx) = spsc::bounded_sync::<String>(capacity);
[INFO] [stdout]    |          ----^^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/spsc.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let (mut tx, mut rx) = spsc::bounded_sync::<String>(capacity);
[INFO] [stdout]    |                  ----^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> examples/spsc.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     let mut rx_s = rx_a.to_sync();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/oneshot.rs:11:14
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let (tx, mut rx) = oneshot::oneshot::<String>();
[INFO] [stdout]    |              ----^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/oneshot.rs:39:14
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let (tx, mut rx) = oneshot::oneshot::<String>();
[INFO] [stdout]    |              ----^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/oneshot.rs:71:14
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let (tx, mut rx) = oneshot::oneshot::<String>();
[INFO] [stdout]    |              ----^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> examples/oneshot.rs:138:14
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let (tx, mut rx) = oneshot::oneshot::<String>();
[INFO] [stdout]     |              ----^^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> examples/oneshot.rs:104:26
[INFO] [stdout]     |
[INFO] [stdout] 104 |   let (tx_async_to_sync, mut rx_async_for_sync) = oneshot::oneshot::<String>();
[INFO] [stdout]     |                          ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> tests/spmc_sync.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |   let (mut tx, mut rx) = spmc::bounded(2);
[INFO] [stdout]   |        ----^^
[INFO] [stdout]   |        |
[INFO] [stdout]   |        help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> tests/spmc_sync.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 |   let (mut tx, mut rx) = spmc::bounded(2);
[INFO] [stdout]   |                ----^^
[INFO] [stdout]   |                |
[INFO] [stdout]   |                help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/spmc_sync.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |   let (mut tx, mut rx) = spmc::bounded::<i32>(2);
[INFO] [stdout]    |        ----^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/spmc_sync.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |   let (mut tx, mut rx) = spmc::bounded::<i32>(2);
[INFO] [stdout]    |                ----^^
[INFO] [stdout]    |                |
[INFO] [stdout]    |                help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/spmc_sync.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |   let (mut tx, mut rx1) = spmc::bounded(ITEMS_LOW);
[INFO] [stdout]    |        ----^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/spmc_sync.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |   let (mut tx, mut rx1) = spmc::bounded(ITEMS_LOW);
[INFO] [stdout]    |                ----^^^
[INFO] [stdout]    |                |
[INFO] [stdout]    |                help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/spmc_sync.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 |   let mut rx2 = rx1.clone();
[INFO] [stdout]    |       ----^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/spmc_sync.rs:27:7
[INFO] [stdout]    |
[INFO] [stdout] 27 |   let mut rx3 = rx1.clone();
[INFO] [stdout]    |       ----^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/spmc_sync.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 |   let (mut tx, mut rx_fast) = spmc::bounded(1); // Capacity of 1
[INFO] [stdout]    |        ----^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/spmc_sync.rs:56:16
[INFO] [stdout]    |
[INFO] [stdout] 56 |   let (mut tx, mut rx_fast) = spmc::bounded(1); // Capacity of 1
[INFO] [stdout]    |                ----^^^^^^^
[INFO] [stdout]    |                |
[INFO] [stdout]    |                help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/spmc_sync.rs:57:7
[INFO] [stdout]    |
[INFO] [stdout] 57 |   let mut rx_slow = rx_fast.clone();
[INFO] [stdout]    |       ----^^^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/spmc_sync.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 |   let (mut tx, rx) = spmc::bounded(2);
[INFO] [stdout]    |        ----^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LONG_TIMEOUT` is never used
[INFO] [stdout]  --> tests/common/mod.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const LONG_TIMEOUT: Duration = Duration::from_secs(3);
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STRESS_TIMEOUT` is never used
[INFO] [stdout]  --> tests/common/mod.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const STRESS_TIMEOUT: Duration = Duration::from_secs(15);
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ITEMS_MEDIUM` is never used
[INFO] [stdout]  --> tests/common/mod.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const ITEMS_MEDIUM: usize = 200;
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ITEMS_HIGH` is never used
[INFO] [stdout]  --> tests/common/mod.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const ITEMS_HIGH: usize = 1000;
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/spmc_repro.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let (mut tx, rx_orig) = spmc::bounded(capacity);
[INFO] [stdout]    |          ----^^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/spmc_repro.rs:34:11
[INFO] [stdout]    |
[INFO] [stdout] 34 |       let mut rx_clone = rx_orig.clone();
[INFO] [stdout]    |           ----^^^^^^^^
[INFO] [stdout]    |           |
[INFO] [stdout]    |           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/spmc_repro.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |     let mut timed_out = *lock.lock().unwrap();
[INFO] [stdout]     |         ----^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cvar`
[INFO] [stdout]    --> tests/spmc_repro.rs:119:16
[INFO] [stdout]     |
[INFO] [stdout] 119 |     let (lock, cvar) = &*timeout_signal;
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_cvar`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/spmc_async.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 |   let (mut tx, rx) = spmc::bounded_async(2);
[INFO] [stdout]    |        ----^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/spmc_async.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 |   let (mut tx, rx) = spmc::bounded_async::<i32>(2);
[INFO] [stdout]    |        ----^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/spmc_async.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 |   let (mut tx, rx1) = spmc::bounded_async(ITEMS_LOW);
[INFO] [stdout]    |        ----^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/spmc_async.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 |   let (mut tx, rx_fast) = spmc::bounded_async(1);
[INFO] [stdout]    |        ----^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LONG_TIMEOUT` is never used
[INFO] [stdout]  --> tests/common/mod.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const LONG_TIMEOUT: Duration = Duration::from_secs(3);
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STRESS_TIMEOUT` is never used
[INFO] [stdout]  --> tests/common/mod.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const STRESS_TIMEOUT: Duration = Duration::from_secs(15);
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ITEMS_MEDIUM` is never used
[INFO] [stdout]  --> tests/common/mod.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const ITEMS_MEDIUM: usize = 200;
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ITEMS_HIGH` is never used
[INFO] [stdout]  --> tests/common/mod.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const ITEMS_HIGH: usize = 1000;
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/mpsc_sync.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |   let (tx, mut rx) = mpsc::unbounded_async();
[INFO] [stdout]    |            ----^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SendError`
[INFO] [stdout]  --> examples/spmc.rs:2:31
[INFO] [stdout]   |
[INFO] [stdout] 2 | use fibre::error::{RecvError, SendError};
[INFO] [stdout]   |                               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AtomicUsize`, `Ordering`, and `sync::Arc`
[INFO] [stdout]  --> examples/spmc.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 |   sync::atomic::{AtomicUsize, Ordering},
[INFO] [stdout]   |                  ^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 6 |   sync::Arc,
[INFO] [stdout]   |   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LONG_TIMEOUT` is never used
[INFO] [stdout]  --> tests/common/mod.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const LONG_TIMEOUT: Duration = Duration::from_secs(3);
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STRESS_TIMEOUT` is never used
[INFO] [stdout]  --> tests/common/mod.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const STRESS_TIMEOUT: Duration = Duration::from_secs(15);
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ITEMS_LOW` is never used
[INFO] [stdout]  --> tests/common/mod.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub const ITEMS_LOW: usize = 50;
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ITEMS_MEDIUM` is never used
[INFO] [stdout]  --> tests/common/mod.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const ITEMS_MEDIUM: usize = 200;
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ITEMS_HIGH` is never used
[INFO] [stdout]  --> tests/common/mod.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const ITEMS_HIGH: usize = 1000;
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/mpsc_sync.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |   let (tx, mut rx) = mpsc::unbounded_async();
[INFO] [stdout]    |            ----^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/mpsc_sync.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |   let (tx, mut rx) = mpsc::unbounded_async::<()>();
[INFO] [stdout]    |            ----^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/mpsc_sync.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 |   let (tx, mut rx) = mpsc::unbounded_async();
[INFO] [stdout]    |            ----^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/mpsc_sync.rs:104:18
[INFO] [stdout]     |
[INFO] [stdout] 104 |   let (tx_async, mut rx_async) = mpsc::unbounded_async();
[INFO] [stdout]     |                  ----^^^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LONG_TIMEOUT` is never used
[INFO] [stdout]  --> tests/common/mod.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const LONG_TIMEOUT: Duration = Duration::from_secs(3);
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STRESS_TIMEOUT` is never used
[INFO] [stdout]  --> tests/common/mod.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const STRESS_TIMEOUT: Duration = Duration::from_secs(15);
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ITEMS_LOW` is never used
[INFO] [stdout]  --> tests/common/mod.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub const ITEMS_LOW: usize = 50;
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ITEMS_MEDIUM` is never used
[INFO] [stdout]  --> tests/common/mod.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const ITEMS_MEDIUM: usize = 200;
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/spmc.rs:65:10
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let (mut tx, rx1_orig) = spmc::bounded_async::<String>(capacity);
[INFO] [stdout]    |          ----^^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/spmc.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let mut rx1 = rx1_orig.clone();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/spmc.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let mut rx2 = rx1_orig.clone();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> examples/spmc.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |     let mut tx_sync_converted = tx_async.to_sync(); // Convert producer
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> examples/spmc.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let mut rx_async1 = rx_async1_orig.clone();
[INFO] [stdout]     |         ----^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> examples/spmc.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let mut rx_async2 = rx_async1_orig.clone();
[INFO] [stdout]     |         ----^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> examples/spmc.rs:162:11
[INFO] [stdout]     |
[INFO] [stdout] 162 |       let mut tx_async_local = tx_async; // Avoid capturing the original tx_async if it's used elsewhere
[INFO] [stdout]     |           ----^^^^^^^^^^^^^^
[INFO] [stdout]     |           |
[INFO] [stdout]     |           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/spmc.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let (mut tx, rx1_orig) = spmc::bounded::<String>(capacity);
[INFO] [stdout]    |          ----^^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/spmc.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut rx1 = rx1_orig.clone(); // Keep original alive for other clones
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/spmc.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut rx2 = rx1_orig.clone();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> examples/spmc.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |     let mut rx_sync1 = rx_async1_orig.clone().to_sync(); // Convert receivers
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> examples/spmc.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |     let mut rx_sync2 = rx_async1_orig.to_sync();
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_task_handle`
[INFO] [stdout]    --> examples/spmc.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |     let producer_task_handle = common_async::block_on_tokio_task(async move {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_task_handle`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `impl_error_with_inner`
[INFO] [stdout]  --> src/error.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | macro_rules! impl_error_with_inner {
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RecvErrorTimeout`, `SendError`, `TryRecvError`, and `TrySendError`
[INFO] [stdout]  --> src/spsc/shared.rs:2:31
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::error::{RecvError, RecvErrorTimeout, SendError, TryRecvError, TrySendError};
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/spsc/shared.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]   --> src/spsc/shared.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::sync::Arc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/spsc/shared.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::thread::{self, Thread};
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration` and `Instant`
[INFO] [stdout]   --> src/spsc/shared.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                 ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]   --> src/mpsc/unbounded.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::marker::PhantomData;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TryRecvError`
[INFO] [stdout]  --> src/mpmc/async_impl.rs:8:31
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::error::{SendError, TryRecvError, TrySendError};
[INFO] [stdout]   |                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::future::PollFn`
[INFO] [stdout]   --> src/mpmc/core.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use core::future::PollFn;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LONG_TIMEOUT` is never used
[INFO] [stdout]  --> tests/common/mod.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const LONG_TIMEOUT: Duration = Duration::from_secs(3);
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STRESS_TIMEOUT` is never used
[INFO] [stdout]  --> tests/common/mod.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const STRESS_TIMEOUT: Duration = Duration::from_secs(15);
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ITEMS_LOW` is never used
[INFO] [stdout]  --> tests/common/mod.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub const ITEMS_LOW: usize = 50;
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/oneshot/tests.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |   let (tx, mut rx) = oneshot::<String>();
[INFO] [stdout]    |            ----^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/oneshot/tests.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |   let (tx, mut rx) = oneshot::<i32>();
[INFO] [stdout]    |            ----^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/oneshot/tests.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |   let (tx, mut rx) = oneshot::<i32>();
[INFO] [stdout]    |            ----^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/oneshot/tests.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |   let (tx1, mut rx) = oneshot::<i32>();
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/oneshot/tests.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |   let (tx1, mut rx) = oneshot::<i32>();
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/oneshot/tests.rs:120:14
[INFO] [stdout]     |
[INFO] [stdout] 120 |     let (tx, mut rx) = oneshot::<DroppableVal>();
[INFO] [stdout]     |              ----^^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/oneshot/tests.rs:161:13
[INFO] [stdout]     |
[INFO] [stdout] 161 |   let (tx1, mut rx1) = oneshot::<i32>();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/oneshot/tests.rs:162:14
[INFO] [stdout]     |
[INFO] [stdout] 162 |   let (_tx2, mut rx2) = oneshot::<i32>(); // This one won't receive anything
[INFO] [stdout]     |              ----^^^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/oneshot/tests.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |   let (tx_orig, mut rx) = oneshot::<()>();
[INFO] [stdout]     |                 ----^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/oneshot/tests.rs:205:12
[INFO] [stdout]     |
[INFO] [stdout] 205 |   let (tx, mut rx) = oneshot::<i32>();
[INFO] [stdout]     |            ----^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/oneshot/tests.rs:222:13
[INFO] [stdout]     |
[INFO] [stdout] 222 |   let (tx1, mut rx) = oneshot::<i32>();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_async.rs:451:13
[INFO] [stdout]     |
[INFO] [stdout] 451 |     let (p, mut c) = bounded_async(1);
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_async.rs:468:13
[INFO] [stdout]     |
[INFO] [stdout] 468 |     let (p, mut c) = bounded_async::<i32>(1);
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_async.rs:494:13
[INFO] [stdout]     |
[INFO] [stdout] 494 |     let (p, mut c) = bounded_async::<i32>(1);
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_async.rs:528:13
[INFO] [stdout]     |
[INFO] [stdout] 528 |     let (p, mut c) = bounded_async::<i32>(1);
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_async.rs:555:13
[INFO] [stdout]     |
[INFO] [stdout] 555 |     let (p, mut c) = bounded_async::<i32>(1);
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_async.rs:570:13
[INFO] [stdout]     |
[INFO] [stdout] 570 |     let (p, mut c) = bounded_async::<i32>(1);
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_async.rs:592:14
[INFO] [stdout]     |
[INFO] [stdout] 592 |     let (p1, mut c1) = bounded_async::<i32>(1);
[INFO] [stdout]     |              ----^^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_async.rs:593:15
[INFO] [stdout]     |
[INFO] [stdout] 593 |     let (_p2, mut c2) = bounded_async::<i32>(1); // This consumer will never receive
[INFO] [stdout]     |               ----^^
[INFO] [stdout]     |               |
[INFO] [stdout]     |               help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_async.rs:615:22
[INFO] [stdout]     |
[INFO] [stdout] 615 |     let (p_can_send, mut c_can_send) = bounded_async::<i32>(1);
[INFO] [stdout]     |                      ----^^^^^^^^^^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_async.rs:645:9
[INFO] [stdout]     |
[INFO] [stdout] 645 |     let mut sync_p = BoundedSyncSender::from_shared(core_shared.clone());
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_async.rs:688:9
[INFO] [stdout]     |
[INFO] [stdout] 688 |     let mut sync_c = BoundedSyncReceiver::from_shared(core_shared);
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_async.rs:749:13
[INFO] [stdout]     |
[INFO] [stdout] 749 |     let (p, mut c) = bounded_async::<i32>(1);
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:553:10
[INFO] [stdout]     |
[INFO] [stdout] 553 |     let (mut p, mut c) = bounded_sync(1);
[INFO] [stdout]     |          ----^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:553:17
[INFO] [stdout]     |
[INFO] [stdout] 553 |     let (mut p, mut c) = bounded_sync(1);
[INFO] [stdout]     |                 ----^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:572:10
[INFO] [stdout]     |
[INFO] [stdout] 572 |     let (mut p, mut c) = bounded_sync::<i32>(1);
[INFO] [stdout]     |          ----^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:572:17
[INFO] [stdout]     |
[INFO] [stdout] 572 |     let (mut p, mut c) = bounded_sync::<i32>(1);
[INFO] [stdout]     |                 ----^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:596:13
[INFO] [stdout]     |
[INFO] [stdout] 596 |     let (p, mut c) = bounded_sync::<i32>(1);
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:616:10
[INFO] [stdout]     |
[INFO] [stdout] 616 |     let (mut p, mut c) = bounded_sync::<i32>(1);
[INFO] [stdout]     |          ----^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:616:17
[INFO] [stdout]     |
[INFO] [stdout] 616 |     let (mut p, mut c) = bounded_sync::<i32>(1);
[INFO] [stdout]     |                 ----^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:634:10
[INFO] [stdout]     |
[INFO] [stdout] 634 |     let (mut p, mut c) = bounded_sync::<i32>(1);
[INFO] [stdout]     |          ----^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:634:17
[INFO] [stdout]     |
[INFO] [stdout] 634 |     let (mut p, mut c) = bounded_sync::<i32>(1);
[INFO] [stdout]     |                 ----^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:649:13
[INFO] [stdout]     |
[INFO] [stdout] 649 |     let (p, mut c) = bounded_sync::<i32>(1);
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:661:10
[INFO] [stdout]     |
[INFO] [stdout] 661 |     let (mut p, c) = bounded_sync::<i32>(1);
[INFO] [stdout]     |          ----^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:675:10
[INFO] [stdout]     |
[INFO] [stdout] 675 |     let (mut p, mut c) = bounded_sync(CAPACITY);
[INFO] [stdout]     |          ----^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:675:17
[INFO] [stdout]     |
[INFO] [stdout] 675 |     let (mut p, mut c) = bounded_sync(CAPACITY);
[INFO] [stdout]     |                 ----^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:696:10
[INFO] [stdout]     |
[INFO] [stdout] 696 |     let (mut p, c) = bounded_sync::<i32>(5);
[INFO] [stdout]     |          ----^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:708:10
[INFO] [stdout]     |
[INFO] [stdout] 708 |     let (mut p, mut c) = bounded_sync::<i32>(5);
[INFO] [stdout]     |          ----^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:708:17
[INFO] [stdout]     |
[INFO] [stdout] 708 |     let (mut p, mut c) = bounded_sync::<i32>(5);
[INFO] [stdout]     |                 ----^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:722:13
[INFO] [stdout]     |
[INFO] [stdout] 722 |     let (p, mut c) = bounded_sync::<i32>(5);
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:745:12
[INFO] [stdout]     |
[INFO] [stdout] 745 |       let (mut p, mut c) = bounded_sync::<Droppable>(2);
[INFO] [stdout]     |            ----^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:745:19
[INFO] [stdout]     |
[INFO] [stdout] 745 |       let (mut p, mut c) = bounded_sync::<Droppable>(2);
[INFO] [stdout]     |                   ----^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:769:12
[INFO] [stdout]     |
[INFO] [stdout] 769 |       let (mut p, c) = bounded_sync::<Droppable>(2);
[INFO] [stdout]     |            ----^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:779:12
[INFO] [stdout]     |
[INFO] [stdout] 779 |       let (mut p, c) = bounded_sync::<Droppable>(1);
[INFO] [stdout]     |            ----^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:796:10
[INFO] [stdout]     |
[INFO] [stdout] 796 |     let (mut p, mut c) = bounded_sync::<i32>(1);
[INFO] [stdout]     |          ----^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:817:10
[INFO] [stdout]     |
[INFO] [stdout] 817 |     let (mut p, mut c) = bounded_sync::<i32>(1);
[INFO] [stdout]     |          ----^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:829:10
[INFO] [stdout]     |
[INFO] [stdout] 829 |     let (mut p, c) = bounded_sync::<i32>(5);
[INFO] [stdout]     |          ----^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spmc/mod.rs:196:10
[INFO] [stdout]     |
[INFO] [stdout] 196 |     let (mut tx, rx) = bounded(2);
[INFO] [stdout]     |          ----^^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spmc/mod.rs:219:10
[INFO] [stdout]     |
[INFO] [stdout] 219 |     let (mut tx, rx1) = bounded(4);
[INFO] [stdout]     |          ----^^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spmc/mod.rs:265:10
[INFO] [stdout]     |
[INFO] [stdout] 265 |     let (mut tx, rx1) = bounded(1);
[INFO] [stdout]     |          ----^^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spmc/mod.rs:294:10
[INFO] [stdout]     |
[INFO] [stdout] 294 |     let (mut tx, rx1) = bounded(ITEMS_LOW);
[INFO] [stdout]     |          ----^^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spmc/mod.rs:327:10
[INFO] [stdout]     |
[INFO] [stdout] 327 |     let (mut tx, rx_fast) = bounded(1); // Capacity of 1
[INFO] [stdout]     |          ----^^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spmc/mod.rs:369:10
[INFO] [stdout]     |
[INFO] [stdout] 369 |     let (mut tx, rx) = bounded(2);
[INFO] [stdout]     |          ----^^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/spmc/mod.rs:406:8
[INFO] [stdout]     |
[INFO] [stdout] 406 |   let (mut tx, rx1) = bounded(2);
[INFO] [stdout]     |        ----^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `DROP_COUNT` is never used
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:733:12
[INFO] [stdout]     |
[INFO] [stdout] 733 |     static DROP_COUNT: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/spsc/bounded_sync.rs:735:22
[INFO] [stdout]     |
[INFO] [stdout] 735 |     struct Droppable(usize, Arc<AtomicUsize>);
[INFO] [stdout]     |            --------- ^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Droppable` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 735 -     struct Droppable(usize, Arc<AtomicUsize>);
[INFO] [stdout] 735 +     struct Droppable((), Arc<AtomicUsize>);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LOC_C_RECV` is never used
[INFO] [stdout]   --> src/spmc/ring_buffer.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 | const LOC_C_RECV: &str = "Receiver::recv";
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EVT_P_ENTER_LOOP` is never used
[INFO] [stdout]   --> src/spmc/ring_buffer.rs:31:7
[INFO] [stdout]    |
[INFO] [stdout] 31 | const EVT_P_ENTER_LOOP: &str = "P:EnterLoop";
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EVT_P_GOT_MIN_TAIL` is never used
[INFO] [stdout]   --> src/spmc/ring_buffer.rs:32:7
[INFO] [stdout]    |
[INFO] [stdout] 32 | const EVT_P_GOT_MIN_TAIL: &str = "P:GotMinTail";
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `capacity` and `is_empty` are never used
[INFO] [stdout]    --> src/spmc/topic/mailbox.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout]  97 | impl<T> MailboxProducer<T> {
[INFO] [stdout]     | -------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 126 |   pub(crate) fn capacity(&self) -> usize {
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 |   pub(crate) fn is_empty(&self) -> bool {
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LONG_TIMEOUT` is never used
[INFO] [stdout]    --> src/spmc/mod.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |   pub const LONG_TIMEOUT: Duration = Duration::from_secs(3);
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STRESS_TIMEOUT` is never used
[INFO] [stdout]    --> src/spmc/mod.rs:189:13
[INFO] [stdout]     |
[INFO] [stdout] 189 |   pub const STRESS_TIMEOUT: Duration = Duration::from_secs(15);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ITEMS_MEDIUM` is never used
[INFO] [stdout]    --> src/spmc/mod.rs:191:13
[INFO] [stdout]     |
[INFO] [stdout] 191 |   pub const ITEMS_MEDIUM: usize = 200;
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ITEMS_HIGH` is never used
[INFO] [stdout]    --> src/spmc/mod.rs:192:13
[INFO] [stdout]     |
[INFO] [stdout] 192 |   pub const ITEMS_HIGH: usize = 1000;
[INFO] [stdout]     |             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AlignedInner128` is never constructed
[INFO] [stdout]   --> src/internal/cache_padded.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct AlignedInner128<T> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/internal/cache_padded.rs:120:19
[INFO] [stdout]     |
[INFO] [stdout] 120 |     struct MyData(u64);
[INFO] [stdout]     |            ------ ^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `MyData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `park_thread_timeout_cond` is never used
[INFO] [stdout]   --> src/sync_util.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn park_thread_timeout_cond<F>(timeout: Option<Duration>, stop_condition: F)
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 2m 04s
[INFO] running `Command { std: "docker" "inspect" "1255cbda3124660877a8b28b6fcc1207a9efa22b6a67b7034cdf4c34493e02ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1255cbda3124660877a8b28b6fcc1207a9efa22b6a67b7034cdf4c34493e02ab", kill_on_drop: false }`
[INFO] [stdout] 1255cbda3124660877a8b28b6fcc1207a9efa22b6a67b7034cdf4c34493e02ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f2c35536ac6ad848f01e9bc260d5e4c8249425464ac3118ce3697a6f9ad5c530
[INFO] running `Command { std: "docker" "start" "-a" "f2c35536ac6ad848f01e9bc260d5e4c8249425464ac3118ce3697a6f9ad5c530", kill_on_drop: false }`
[INFO] [stderr] warning: unused macro definition: `impl_error_with_inner`
[INFO] [stderr]  --> src/error.rs:6:14
[INFO] [stderr]   |
[INFO] [stderr] 6 | macro_rules! impl_error_with_inner {
[INFO] [stderr]   |              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `RecvErrorTimeout`, `SendError`, `TryRecvError`, and `TrySendError`
[INFO] [stderr]  --> src/spsc/shared.rs:2:31
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::error::{RecvError, RecvErrorTimeout, SendError, TryRecvError, TrySendError};
[INFO] [stderr]   |                               ^^^^^^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> src/spsc/shared.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]   --> src/spsc/shared.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::sync::Arc;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]   --> src/spsc/shared.rs:13:19
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::thread::{self, Thread};
[INFO] [stderr]    |                   ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration` and `Instant`
[INFO] [stderr]   --> src/spsc/shared.rs:14:17
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::time::{Duration, Instant};
[INFO] [stderr]    |                 ^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]   --> src/mpsc/unbounded.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::marker::PhantomData;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TryRecvError`
[INFO] [stderr]  --> src/mpmc/async_impl.rs:8:31
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::error::{SendError, TryRecvError, TrySendError};
[INFO] [stderr]   |                               ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::future::PollFn`
[INFO] [stderr]   --> src/mpmc/core.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | use core::future::PollFn;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `LOC_C_RECV` is never used
[INFO] [stderr]   --> src/spmc/ring_buffer.rs:26:7
[INFO] [stderr]    |
[INFO] [stderr] 26 | const LOC_C_RECV: &str = "Receiver::recv";
[INFO] [stderr]    |       ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `EVT_P_ENTER_LOOP` is never used
[INFO] [stderr]   --> src/spmc/ring_buffer.rs:31:7
[INFO] [stderr]    |
[INFO] [stderr] 31 | const EVT_P_ENTER_LOOP: &str = "P:EnterLoop";
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `EVT_P_GOT_MIN_TAIL` is never used
[INFO] [stderr]   --> src/spmc/ring_buffer.rs:32:7
[INFO] [stderr]    |
[INFO] [stderr] 32 | const EVT_P_GOT_MIN_TAIL: &str = "P:GotMinTail";
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `capacity` and `is_empty` are never used
[INFO] [stderr]    --> src/spmc/topic/mailbox.rs:126:17
[INFO] [stderr]     |
[INFO] [stderr]  97 | impl<T> MailboxProducer<T> {
[INFO] [stderr]     | -------------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 126 |   pub(crate) fn capacity(&self) -> usize {
[INFO] [stderr]     |                 ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 131 |   pub(crate) fn is_empty(&self) -> bool {
[INFO] [stderr]     |                 ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `AlignedInner128` is never constructed
[INFO] [stderr]   --> src/internal/cache_padded.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | struct AlignedInner128<T> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `park_thread_timeout_cond` is never used
[INFO] [stderr]   --> src/sync_util.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub fn park_thread_timeout_cond<F>(timeout: Option<Duration>, stop_condition: F)
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `fibre` (lib) generated 15 warnings (run `cargo fix --lib -p fibre` to apply 8 suggestions)
[INFO] [stderr] warning: unused import: `SendError`
[INFO] [stderr]  --> examples/mpsc.rs:2:31
[INFO] [stderr]   |
[INFO] [stderr] 2 | use fibre::error::{RecvError, SendError};
[INFO] [stderr]   |                               ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/mpsc.rs:59:14
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let (tx, mut rx) = mpsc::unbounded_async::<String>();
[INFO] [stderr]    |              ----^^
[INFO] [stderr]    |              |
[INFO] [stderr]    |              help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/mpsc.rs:99:20
[INFO] [stderr]    |
[INFO] [stderr] 99 |     let (tx_async, mut rx_async) = mpsc::unbounded_async::<String>(); // Start with async channel
[INFO] [stderr]    |                    ----^^^^^^^^
[INFO] [stderr]    |                    |
[INFO] [stderr]    |                    help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/mpsc.rs:16:14
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let (tx, mut rx) = mpsc::unbounded::<String>();
[INFO] [stderr]    |              ----^^
[INFO] [stderr]    |              |
[INFO] [stderr]    |              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> examples/mpsc.rs:124:9
[INFO] [stderr]     |
[INFO] [stderr] 124 |     let mut rx_sync = rx_async.to_sync(); // Convert receiver
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TryRecvError`
[INFO] [stderr]  --> tests/topic_spmc_async.rs:6:42
[INFO] [stderr]   |
[INFO] [stderr] 6 | use fibre::error::{RecvError, SendError, TryRecvError};
[INFO] [stderr]   |                                          ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashSet`
[INFO] [stderr]  --> tests/topic_spmc_async.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::collections::HashSet;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `LONG_TIMEOUT` is never used
[INFO] [stderr]  --> tests/common/mod.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub const LONG_TIMEOUT: Duration = Duration::from_secs(3);
[INFO] [stderr]   |           ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `STRESS_TIMEOUT` is never used
[INFO] [stderr]  --> tests/common/mod.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub const STRESS_TIMEOUT: Duration = Duration::from_secs(15);
[INFO] [stderr]   |           ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ITEMS_LOW` is never used
[INFO] [stderr]  --> tests/common/mod.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub const ITEMS_LOW: usize = 50;
[INFO] [stderr]   |           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ITEMS_MEDIUM` is never used
[INFO] [stderr]  --> tests/common/mod.rs:7:11
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub const ITEMS_MEDIUM: usize = 200;
[INFO] [stderr]   |           ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ITEMS_HIGH` is never used
[INFO] [stderr]  --> tests/common/mod.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub const ITEMS_HIGH: usize = 1000;
[INFO] [stderr]   |           ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> tests/spmc_sync.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 |   let (mut tx, mut rx) = spmc::bounded(2);
[INFO] [stderr]   |        ----^^
[INFO] [stderr]   |        |
[INFO] [stderr]   |        help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> tests/spmc_sync.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 |   let (mut tx, mut rx) = spmc::bounded(2);
[INFO] [stderr]   |                ----^^
[INFO] [stderr]   |                |
[INFO] [stderr]   |                help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/spmc_sync.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 |   let (mut tx, mut rx) = spmc::bounded::<i32>(2);
[INFO] [stderr]    |        ----^^
[INFO] [stderr]    |        |
[INFO] [stderr]    |        help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/spmc_sync.rs:16:16
[INFO] [stderr]    |
[INFO] [stderr] 16 |   let (mut tx, mut rx) = spmc::bounded::<i32>(2);
[INFO] [stderr]    |                ----^^
[INFO] [stderr]    |                |
[INFO] [stderr]    |                help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/spmc_sync.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 |   let (mut tx, mut rx1) = spmc::bounded(ITEMS_LOW);
[INFO] [stderr]    |        ----^^
[INFO] [stderr]    |        |
[INFO] [stderr]    |        help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/spmc_sync.rs:25:16
[INFO] [stderr]    |
[INFO] [stderr] 25 |   let (mut tx, mut rx1) = spmc::bounded(ITEMS_LOW);
[INFO] [stderr]    |                ----^^^
[INFO] [stderr]    |                |
[INFO] [stderr]    |                help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/spmc_sync.rs:26:7
[INFO] [stderr]    |
[INFO] [stderr] 26 |   let mut rx2 = rx1.clone();
[INFO] [stderr]    |       ----^^^
[INFO] [stderr]    |       |
[INFO] [stderr]    |       help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/spmc_sync.rs:27:7
[INFO] [stderr]    |
[INFO] [stderr] 27 |   let mut rx3 = rx1.clone();
[INFO] [stderr]    |       ----^^^
[INFO] [stderr]    |       |
[INFO] [stderr]    |       help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/spmc_sync.rs:56:8
[INFO] [stderr]    |
[INFO] [stderr] 56 |   let (mut tx, mut rx_fast) = spmc::bounded(1); // Capacity of 1
[INFO] [stderr]    |        ----^^
[INFO] [stderr]    |        |
[INFO] [stderr]    |        help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/spmc_sync.rs:56:16
[INFO] [stderr]    |
[INFO] [stderr] 56 |   let (mut tx, mut rx_fast) = spmc::bounded(1); // Capacity of 1
[INFO] [stderr]    |                ----^^^^^^^
[INFO] [stderr]    |                |
[INFO] [stderr]    |                help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/spmc_sync.rs:57:7
[INFO] [stderr]    |
[INFO] [stderr] 57 |   let mut rx_slow = rx_fast.clone();
[INFO] [stderr]    |       ----^^^^^^^
[INFO] [stderr]    |       |
[INFO] [stderr]    |       help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/spmc_sync.rs:87:8
[INFO] [stderr]    |
[INFO] [stderr] 87 |   let (mut tx, rx) = spmc::bounded(2);
[INFO] [stderr]    |        ----^^
[INFO] [stderr]    |        |
[INFO] [stderr]    |        help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/spmc_repro.rs:22:10
[INFO] [stderr]    |
[INFO] [stderr] 22 |     let (mut tx, rx_orig) = spmc::bounded(capacity);
[INFO] [stderr]    |          ----^^
[INFO] [stderr]    |          |
[INFO] [stderr]    |          help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/spmc_repro.rs:34:11
[INFO] [stderr]    |
[INFO] [stderr] 34 |       let mut rx_clone = rx_orig.clone();
[INFO] [stderr]    |           ----^^^^^^^^
[INFO] [stderr]    |           |
[INFO] [stderr]    |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> tests/spmc_repro.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr] 120 |     let mut timed_out = *lock.lock().unwrap();
[INFO] [stderr]     |         ----^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cvar`
[INFO] [stderr]    --> tests/spmc_repro.rs:119:16
[INFO] [stderr]     |
[INFO] [stderr] 119 |     let (lock, cvar) = &*timeout_signal;
[INFO] [stderr]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_cvar`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SHORT_TIMEOUT` is never used
[INFO] [stderr]  --> tests/common/mod.rs:3:11
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub const SHORT_TIMEOUT: Duration = Duration::from_millis(500);
[INFO] [stderr]   |           ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `LONG_TIMEOUT` is never used
[INFO] [stderr]  --> tests/common/mod.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub const LONG_TIMEOUT: Duration = Duration::from_secs(3);
[INFO] [stderr]   |           ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/mpsc_sync.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 |   let (tx, mut rx) = mpsc::unbounded_async();
[INFO] [stderr]    |            ----^^
[INFO] [stderr]    |            |
[INFO] [stderr]    |            help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/mpsc_sync.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 27 |   let (tx, mut rx) = mpsc::unbounded_async();
[INFO] [stderr]    |            ----^^
[INFO] [stderr]    |            |
[INFO] [stderr]    |            help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/mpsc_sync.rs:38:12
[INFO] [stderr]    |
[INFO] [stderr] 38 |   let (tx, mut rx) = mpsc::unbounded_async::<()>();
[INFO] [stderr]    |            ----^^
[INFO] [stderr]    |            |
[INFO] [stderr]    |            help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/mpsc_sync.rs:69:12
[INFO] [stderr]    |
[INFO] [stderr] 69 |   let (tx, mut rx) = mpsc::unbounded_async();
[INFO] [stderr]    |            ----^^
[INFO] [stderr]    |            |
[INFO] [stderr]    |            help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> tests/mpsc_sync.rs:104:18
[INFO] [stderr]     |
[INFO] [stderr] 104 |   let (tx_async, mut rx_async) = mpsc::unbounded_async();
[INFO] [stderr]     |                  ----^^^^^^^^
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/oneshot/tests.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 |   let (tx, mut rx) = oneshot::<String>();
[INFO] [stderr]    |            ----^^
[INFO] [stderr]    |            |
[INFO] [stderr]    |            help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/oneshot/tests.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 27 |   let (tx, mut rx) = oneshot::<i32>();
[INFO] [stderr]    |            ----^^
[INFO] [stderr]    |            |
[INFO] [stderr]    |            help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/oneshot/tests.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 35 |   let (tx, mut rx) = oneshot::<i32>();
[INFO] [stderr]    |            ----^^
[INFO] [stderr]    |            |
[INFO] [stderr]    |            help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/oneshot/tests.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |   let (tx1, mut rx) = oneshot::<i32>();
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/oneshot/tests.rs:81:13
[INFO] [stderr]    |
[INFO] [stderr] 81 |   let (tx1, mut rx) = oneshot::<i32>();
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/oneshot/tests.rs:120:14
[INFO] [stderr]     |
[INFO] [stderr] 120 |     let (tx, mut rx) = oneshot::<DroppableVal>();
[INFO] [stderr]     |              ----^^
[INFO] [stderr]     |              |
[INFO] [stderr]     |              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/oneshot/tests.rs:161:13
[INFO] [stderr]     |
[INFO] [stderr] 161 |   let (tx1, mut rx1) = oneshot::<i32>();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/oneshot/tests.rs:162:14
[INFO] [stderr]     |
[INFO] [stderr] 162 |   let (_tx2, mut rx2) = oneshot::<i32>(); // This one won't receive anything
[INFO] [stderr]     |              ----^^^
[INFO] [stderr]     |              |
[INFO] [stderr]     |              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/oneshot/tests.rs:187:17
[INFO] [stderr]     |
[INFO] [stderr] 187 |   let (tx_orig, mut rx) = oneshot::<()>();
[INFO] [stderr]     |                 ----^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/oneshot/tests.rs:205:12
[INFO] [stderr]     |
[INFO] [stderr] 205 |   let (tx, mut rx) = oneshot::<i32>();
[INFO] [stderr]     |            ----^^
[INFO] [stderr]     |            |
[INFO] [stderr]     |            help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/oneshot/tests.rs:222:13
[INFO] [stderr]     |
[INFO] [stderr] 222 |   let (tx1, mut rx) = oneshot::<i32>();
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_async.rs:451:13
[INFO] [stderr]     |
[INFO] [stderr] 451 |     let (p, mut c) = bounded_async(1);
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_async.rs:468:13
[INFO] [stderr]     |
[INFO] [stderr] 468 |     let (p, mut c) = bounded_async::<i32>(1);
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_async.rs:494:13
[INFO] [stderr]     |
[INFO] [stderr] 494 |     let (p, mut c) = bounded_async::<i32>(1);
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_async.rs:528:13
[INFO] [stderr]     |
[INFO] [stderr] 528 |     let (p, mut c) = bounded_async::<i32>(1);
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_async.rs:555:13
[INFO] [stderr]     |
[INFO] [stderr] 555 |     let (p, mut c) = bounded_async::<i32>(1);
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_async.rs:570:13
[INFO] [stderr]     |
[INFO] [stderr] 570 |     let (p, mut c) = bounded_async::<i32>(1);
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_async.rs:592:14
[INFO] [stderr]     |
[INFO] [stderr] 592 |     let (p1, mut c1) = bounded_async::<i32>(1);
[INFO] [stderr]     |              ----^^
[INFO] [stderr]     |              |
[INFO] [stderr]     |              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_async.rs:593:15
[INFO] [stderr]     |
[INFO] [stderr] 593 |     let (_p2, mut c2) = bounded_async::<i32>(1); // This consumer will never receive
[INFO] [stderr]     |               ----^^
[INFO] [stderr]     |               |
[INFO] [stderr]     |               help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_async.rs:615:22
[INFO] [stderr]     |
[INFO] [stderr] 615 |     let (p_can_send, mut c_can_send) = bounded_async::<i32>(1);
[INFO] [stderr]     |                      ----^^^^^^^^^^
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_async.rs:645:9
[INFO] [stderr]     |
[INFO] [stderr] 645 |     let mut sync_p = BoundedSyncSender::from_shared(core_shared.clone());
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_async.rs:688:9
[INFO] [stderr]     |
[INFO] [stderr] 688 |     let mut sync_c = BoundedSyncReceiver::from_shared(core_shared);
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_async.rs:749:13
[INFO] [stderr]     |
[INFO] [stderr] 749 |     let (p, mut c) = bounded_async::<i32>(1);
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:553:10
[INFO] [stderr]     |
[INFO] [stderr] 553 |     let (mut p, mut c) = bounded_sync(1);
[INFO] [stderr]     |          ----^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:553:17
[INFO] [stderr]     |
[INFO] [stderr] 553 |     let (mut p, mut c) = bounded_sync(1);
[INFO] [stderr]     |                 ----^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:572:10
[INFO] [stderr]     |
[INFO] [stderr] 572 |     let (mut p, mut c) = bounded_sync::<i32>(1);
[INFO] [stderr]     |          ----^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:572:17
[INFO] [stderr]     |
[INFO] [stderr] 572 |     let (mut p, mut c) = bounded_sync::<i32>(1);
[INFO] [stderr]     |                 ----^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:596:13
[INFO] [stderr]     |
[INFO] [stderr] 596 |     let (p, mut c) = bounded_sync::<i32>(1);
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:616:10
[INFO] [stderr]     |
[INFO] [stderr] 616 |     let (mut p, mut c) = bounded_sync::<i32>(1);
[INFO] [stderr]     |          ----^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:616:17
[INFO] [stderr]     |
[INFO] [stderr] 616 |     let (mut p, mut c) = bounded_sync::<i32>(1);
[INFO] [stderr]     |                 ----^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:634:10
[INFO] [stderr]     |
[INFO] [stderr] 634 |     let (mut p, mut c) = bounded_sync::<i32>(1);
[INFO] [stderr]     |          ----^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:634:17
[INFO] [stderr]     |
[INFO] [stderr] 634 |     let (mut p, mut c) = bounded_sync::<i32>(1);
[INFO] [stderr]     |                 ----^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:649:13
[INFO] [stderr]     |
[INFO] [stderr] 649 |     let (p, mut c) = bounded_sync::<i32>(1);
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:661:10
[INFO] [stderr]     |
[INFO] [stderr] 661 |     let (mut p, c) = bounded_sync::<i32>(1);
[INFO] [stderr]     |          ----^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:675:10
[INFO] [stderr]     |
[INFO] [stderr] 675 |     let (mut p, mut c) = bounded_sync(CAPACITY);
[INFO] [stderr]     |          ----^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:675:17
[INFO] [stderr]     |
[INFO] [stderr] 675 |     let (mut p, mut c) = bounded_sync(CAPACITY);
[INFO] [stderr]     |                 ----^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:696:10
[INFO] [stderr]     |
[INFO] [stderr] 696 |     let (mut p, c) = bounded_sync::<i32>(5);
[INFO] [stderr]     |          ----^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:708:10
[INFO] [stderr]     |
[INFO] [stderr] 708 |     let (mut p, mut c) = bounded_sync::<i32>(5);
[INFO] [stderr]     |          ----^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:708:17
[INFO] [stderr]     |
[INFO] [stderr] 708 |     let (mut p, mut c) = bounded_sync::<i32>(5);
[INFO] [stderr]     |                 ----^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:722:13
[INFO] [stderr]     |
[INFO] [stderr] 722 |     let (p, mut c) = bounded_sync::<i32>(5);
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:745:12
[INFO] [stderr]     |
[INFO] [stderr] 745 |       let (mut p, mut c) = bounded_sync::<Droppable>(2);
[INFO] [stderr]     |            ----^
[INFO] [stderr]     |            |
[INFO] [stderr]     |            help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:745:19
[INFO] [stderr]     |
[INFO] [stderr] 745 |       let (mut p, mut c) = bounded_sync::<Droppable>(2);
[INFO] [stderr]     |                   ----^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:769:12
[INFO] [stderr]     |
[INFO] [stderr] 769 |       let (mut p, c) = bounded_sync::<Droppable>(2);
[INFO] [stderr]     |            ----^
[INFO] [stderr]     |            |
[INFO] [stderr]     |            help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:779:12
[INFO] [stderr]     |
[INFO] [stderr] 779 |       let (mut p, c) = bounded_sync::<Droppable>(1);
[INFO] [stderr]     |            ----^
[INFO] [stderr]     |            |
[INFO] [stderr]     |            help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:796:10
[INFO] [stderr]     |
[INFO] [stderr] 796 |     let (mut p, mut c) = bounded_sync::<i32>(1);
[INFO] [stderr]     |          ----^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:817:10
[INFO] [stderr]     |
[INFO] [stderr] 817 |     let (mut p, mut c) = bounded_sync::<i32>(1);
[INFO] [stderr]     |          ----^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:829:10
[INFO] [stderr]     |
[INFO] [stderr] 829 |     let (mut p, c) = bounded_sync::<i32>(5);
[INFO] [stderr]     |          ----^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spmc/mod.rs:196:10
[INFO] [stderr]     |
[INFO] [stderr] 196 |     let (mut tx, rx) = bounded(2);
[INFO] [stderr]     |          ----^^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spmc/mod.rs:219:10
[INFO] [stderr]     |
[INFO] [stderr] 219 |     let (mut tx, rx1) = bounded(4);
[INFO] [stderr]     |          ----^^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spmc/mod.rs:265:10
[INFO] [stderr]     |
[INFO] [stderr] 265 |     let (mut tx, rx1) = bounded(1);
[INFO] [stderr]     |          ----^^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spmc/mod.rs:294:10
[INFO] [stderr]     |
[INFO] [stderr] 294 |     let (mut tx, rx1) = bounded(ITEMS_LOW);
[INFO] [stderr]     |          ----^^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spmc/mod.rs:327:10
[INFO] [stderr]     |
[INFO] [stderr] 327 |     let (mut tx, rx_fast) = bounded(1); // Capacity of 1
[INFO] [stderr]     |          ----^^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spmc/mod.rs:369:10
[INFO] [stderr]     |
[INFO] [stderr] 369 |     let (mut tx, rx) = bounded(2);
[INFO] [stderr]     |          ----^^
[INFO] [stderr]     |          |
[INFO] [stderr]     |          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/spmc/mod.rs:406:8
[INFO] [stderr]     |
[INFO] [stderr] 406 |   let (mut tx, rx1) = bounded(2);
[INFO] [stderr]     |        ----^^
[INFO] [stderr]     |        |
[INFO] [stderr]     |        help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: static `DROP_COUNT` is never used
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:733:12
[INFO] [stderr]     |
[INFO] [stderr] 733 |     static DROP_COUNT: AtomicUsize = AtomicUsize::new(0);
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/spsc/bounded_sync.rs:735:22
[INFO] [stderr]     |
[INFO] [stderr] 735 |     struct Droppable(usize, Arc<AtomicUsize>);
[INFO] [stderr]     |            --------- ^^^^^
[INFO] [stderr]     |            |
[INFO] [stderr]     |            field in this struct
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Droppable` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 735 -     struct Droppable(usize, Arc<AtomicUsize>);
[INFO] [stderr] 735 +     struct Droppable((), Arc<AtomicUsize>);
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: constant `LOC_C_RECV` is never used
[INFO] [stderr]   --> src/spmc/ring_buffer.rs:26:7
[INFO] [stderr]    |
[INFO] [stderr] 26 | const LOC_C_RECV: &str = "Receiver::recv";
[INFO] [stderr]    |       ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `LONG_TIMEOUT` is never used
[INFO] [stderr]    --> src/spmc/mod.rs:188:13
[INFO] [stderr]     |
[INFO] [stderr] 188 |   pub const LONG_TIMEOUT: Duration = Duration::from_secs(3);
[INFO] [stderr]     |             ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `STRESS_TIMEOUT` is never used
[INFO] [stderr]    --> src/spmc/mod.rs:189:13
[INFO] [stderr]     |
[INFO] [stderr] 189 |   pub const STRESS_TIMEOUT: Duration = Duration::from_secs(15);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ITEMS_MEDIUM` is never used
[INFO] [stderr]    --> src/spmc/mod.rs:191:13
[INFO] [stderr]     |
[INFO] [stderr] 191 |   pub const ITEMS_MEDIUM: usize = 200;
[INFO] [stderr]     |             ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ITEMS_HIGH` is never used
[INFO] [stderr]    --> src/spmc/mod.rs:192:13
[INFO] [stderr]     |
[INFO] [stderr] 192 |   pub const ITEMS_HIGH: usize = 1000;
[INFO] [stderr]     |             ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/internal/cache_padded.rs:120:19
[INFO] [stderr]     |
[INFO] [stderr] 120 |     struct MyData(u64);
[INFO] [stderr]     |            ------ ^^^
[INFO] [stderr]     |            |
[INFO] [stderr]     |            field in this struct
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider removing this field
[INFO] [stderr]     = note: `MyData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SendError`
[INFO] [stderr]  --> examples/spmc.rs:2:31
[INFO] [stderr]   |
[INFO] [stderr] 2 | use fibre::error::{RecvError, SendError};
[INFO] [stderr]   |                               ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AtomicUsize`, `Ordering`, and `sync::Arc`
[INFO] [stderr]  --> examples/spmc.rs:5:18
[INFO] [stderr]   |
[INFO] [stderr] 5 |   sync::atomic::{AtomicUsize, Ordering},
[INFO] [stderr]   |                  ^^^^^^^^^^^  ^^^^^^^^
[INFO] [stderr] 6 |   sync::Arc,
[INFO] [stderr]   |   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/spmc.rs:65:10
[INFO] [stderr]    |
[INFO] [stderr] 65 |     let (mut tx, rx1_orig) = spmc::bounded_async::<String>(capacity);
[INFO] [stderr]    |          ----^^
[INFO] [stderr]    |          |
[INFO] [stderr]    |          help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/spmc.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |     let mut rx1 = rx1_orig.clone();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/spmc.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let mut rx2 = rx1_orig.clone();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> examples/spmc.rs:112:9
[INFO] [stderr]     |
[INFO] [stderr] 112 |     let mut tx_sync_converted = tx_async.to_sync(); // Convert producer
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> examples/spmc.rs:113:9
[INFO] [stderr]     |
[INFO] [stderr] 113 |     let mut rx_async1 = rx_async1_orig.clone();
[INFO] [stderr]     |         ----^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> examples/spmc.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 114 |     let mut rx_async2 = rx_async1_orig.clone();
[INFO] [stderr]     |         ----^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> examples/spmc.rs:162:11
[INFO] [stderr]     |
[INFO] [stderr] 162 |       let mut tx_async_local = tx_async; // Avoid capturing the original tx_async if it's used elsewhere
[INFO] [stderr]     |           ----^^^^^^^^^^^^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/spmc.rs:18:10
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let (mut tx, rx1_orig) = spmc::bounded::<String>(capacity);
[INFO] [stderr]    |          ----^^
[INFO] [stderr]    |          |
[INFO] [stderr]    |          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/spmc.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let mut rx1 = rx1_orig.clone(); // Keep original alive for other clones
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/spmc.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let mut rx2 = rx1_orig.clone();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> examples/spmc.rs:156:9
[INFO] [stderr]     |
[INFO] [stderr] 156 |     let mut rx_sync1 = rx_async1_orig.clone().to_sync(); // Convert receivers
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> examples/spmc.rs:157:9
[INFO] [stderr]     |
[INFO] [stderr] 157 |     let mut rx_sync2 = rx_async1_orig.to_sync();
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `producer_task_handle`
[INFO] [stderr]    --> examples/spmc.rs:161:9
[INFO] [stderr]     |
[INFO] [stderr] 161 |     let producer_task_handle = common_async::block_on_tokio_task(async move {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_task_handle`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/spmc_async.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 |   let (mut tx, rx) = spmc::bounded_async(2);
[INFO] [stderr]    |        ----^^
[INFO] [stderr]    |        |
[INFO] [stderr]    |        help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/spmc_async.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 |   let (mut tx, rx) = spmc::bounded_async::<i32>(2);
[INFO] [stderr]    |        ----^^
[INFO] [stderr]    |        |
[INFO] [stderr]    |        help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/spmc_async.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 |   let (mut tx, rx1) = spmc::bounded_async(ITEMS_LOW);
[INFO] [stderr]    |        ----^^
[INFO] [stderr]    |        |
[INFO] [stderr]    |        help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/spmc_async.rs:72:8
[INFO] [stderr]    |
[INFO] [stderr] 72 |   let (mut tx, rx_fast) = spmc::bounded_async(1);
[INFO] [stderr]    |        ----^^
[INFO] [stderr]    |        |
[INFO] [stderr]    |        help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> examples/oneshot.rs:145:7
[INFO] [stderr]     |
[INFO] [stderr] 141 |       Err(RecvError::Disconnected) => {
[INFO] [stderr]     |       ---------------------------- matches all the relevant values
[INFO] [stderr] ...
[INFO] [stderr] 145 |       Err(e) => panic!("Unexpected error: {:?}", e),
[INFO] [stderr]     |       ^^^^^^ no value can reach this
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/oneshot.rs:11:14
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let (tx, mut rx) = oneshot::oneshot::<String>();
[INFO] [stderr]    |              ----^^
[INFO] [stderr]    |              |
[INFO] [stderr]    |              help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/oneshot.rs:39:14
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let (tx, mut rx) = oneshot::oneshot::<String>();
[INFO] [stderr]    |              ----^^
[INFO] [stderr]    |              |
[INFO] [stderr]    |              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/oneshot.rs:71:14
[INFO] [stderr]    |
[INFO] [stderr] 71 |     let (tx, mut rx) = oneshot::oneshot::<String>();
[INFO] [stderr]    |              ----^^
[INFO] [stderr]    |              |
[INFO] [stderr]    |              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> examples/oneshot.rs:138:14
[INFO] [stderr]     |
[INFO] [stderr] 138 |     let (tx, mut rx) = oneshot::oneshot::<String>();
[INFO] [stderr]     |              ----^^
[INFO] [stderr]     |              |
[INFO] [stderr]     |              help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> examples/oneshot.rs:104:26
[INFO] [stderr]     |
[INFO] [stderr] 104 |   let (tx_async_to_sync, mut rx_async_for_sync) = oneshot::oneshot::<String>();
[INFO] [stderr]     |                          ----^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `fibre` (example "mpsc") generated 5 warnings (run `cargo fix --example "mpsc" -p fibre` to apply 5 suggestions)
[INFO] [stderr] warning: `fibre` (test "topic_spmc_async") generated 7 warnings (run `cargo fix --test "topic_spmc_async" -p fibre` to apply 2 suggestions)
[INFO] [stderr] warning: `fibre` (test "topic_spmc_sync") generated 5 warnings (5 duplicates)
[INFO] [stderr] warning: `fibre` (test "mpsc_async") generated 4 warnings (4 duplicates)
[INFO] [stderr] warning: `fibre` (test "spmc_sync") generated 16 warnings (4 duplicates) (run `cargo fix --test "spmc_sync" -p fibre` to apply 12 suggestions)
[INFO] [stderr] warning: `fibre` (test "spmc_repro") generated 4 warnings (run `cargo fix --test "spmc_repro" -p fibre` to apply 4 suggestions)
[INFO] [stderr] warning: `fibre` (test "mpmc_sync") generated 4 warnings (2 duplicates)
[INFO] [stderr] warning: `fibre` (test "mpsc_sync") generated 9 warnings (4 duplicates) (run `cargo fix --test "mpsc_sync" -p fibre` to apply 5 suggestions)
[INFO] [stderr] warning: `fibre` (lib test) generated 76 warnings (14 duplicates) (run `cargo fix --lib -p fibre --tests` to apply 54 suggestions)
[INFO] [stderr] warning: `fibre` (example "spmc") generated 15 warnings (run `cargo fix --example "spmc" -p fibre` to apply 15 suggestions)
[INFO] [stderr] warning: `fibre` (test "spmc_async") generated 8 warnings (4 duplicates) (run `cargo fix --test "spmc_async" -p fibre` to apply 4 suggestions)
[INFO] [stderr] warning: `fibre` (example "oneshot") generated 6 warnings (run `cargo fix --example "oneshot" -p fibre` to apply 5 suggestions)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/spsc.rs:48:14
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let (tx, mut rx) = spsc::bounded_async::<String>(capacity);
[INFO] [stderr]    |              ----^^
[INFO] [stderr]    |              |
[INFO] [stderr]    |              help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/spsc.rs:82:10
[INFO] [stderr]    |
[INFO] [stderr] 82 |     let (mut tx_s, rx_s) = spsc::bounded_sync::<String>(capacity);
[INFO] [stderr]    |          ----^^^^
[INFO] [stderr]    |          |
[INFO] [stderr]    |          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/spsc.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 85 |     let mut rx_a = rx_s.to_async();
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/spsc.rs:12:10
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let (mut tx, mut rx) = spsc::bounded_sync::<String>(capacity);
[INFO] [stderr]    |          ----^^
[INFO] [stderr]    |          |
[INFO] [stderr]    |          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/spsc.rs:12:18
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let (mut tx, mut rx) = spsc::bounded_sync::<String>(capacity);
[INFO] [stderr]    |                  ----^^
[INFO] [stderr]    |                  |
[INFO] [stderr]    |                  help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> examples/spsc.rs:126:9
[INFO] [stderr]     |
[INFO] [stderr] 126 |     let mut rx_s = rx_a.to_sync();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `fibre` (test "mpmc_async") generated 3 warnings (3 duplicates)
[INFO] [stderr] warning: `fibre` (example "spsc") generated 6 warnings (run `cargo fix --example "spsc" -p fibre` to apply 6 suggestions)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fibre-cbf6791b5692793c)
[INFO] [stdout] 
[INFO] [stdout] running 97 tests
[INFO] [stdout] test coord::capacity_gate::futures::tests::acquire_and_release_on_drop ... ok
[INFO] [stdout] test coord::capacity_gate::mixed::tests::gate_new_and_capacity ... ok
[INFO] [stdout] test internal::cache_padded::tests::const_constructor ... ok
[INFO] [stdout] test coord::capacity_gate::mixed::tests::acquire_sync_release ... ok
[INFO] [stdout] test internal::cache_padded::tests::debug_output ... ok
[INFO] [stdout] test mpsc::bounded_tests::async_send_recv ... ok
[INFO] [stdout] test internal::cache_padded::tests::alignment_check ... ok
[INFO] [stdout] test coord::capacity_gate::futures::tests::new_gate_has_correct_initial_permits ... ok
[INFO] [stdout] test mpsc::bounded_tests::sync_try_send_full ... ok
[INFO] [stdout] test mpsc::bounded_tests::sync_send_recv ... ok
[INFO] [stdout] test mpsc::bounded_tests::mixed_sync_send_async_recv ... ok
[INFO] [stdout] test mpsc::bounded_tests::sync_receiver_drop ... ok
[INFO] [stdout] test mpsc::bounded_tests::high_contention_async_mpsc ... ok
[INFO] [stdout] test mpsc::tests::len_and_is_empty_async ... ok
[INFO] [stdout] test mpsc::tests::len_and_is_empty_sync ... ok
[INFO] [stdout] test mpsc::tests::close_and_is_closed ... ok
[INFO] [stdout] test internal::cache_padded::tests::deref_mut_works ... ok
[INFO] [stdout] test mpsc::bounded_tests::mixed_async_send_sync_recv ... ok
[INFO] [stdout] test oneshot::tests::is_closed_and_is_sent_semantics ... ok
[INFO] [stdout] test oneshot::tests::only_first_send_succeeds_cloned_senders ... ok
[INFO] [stdout] test oneshot::tests::receiver_dropped_after_send_value_is_dropped ... ok
[INFO] [stdout] test oneshot::tests::recv_after_all_senders_dropped_no_send ... ok
[INFO] [stdout] test oneshot::tests::receiver_dropped_while_sender_sending_concurrently ... ok
[INFO] [stdout] test oneshot::tests::send_consumes_sender ... ok
[INFO] [stdout] test oneshot::tests::send_fails_if_receiver_dropped ... ok
[INFO] [stdout] test oneshot::tests::send_recv_ok ... ok
[INFO] [stdout] test oneshot::tests::sender_clones_drop_receiver_gets_disconnected ... ok
[INFO] [stdout] test oneshot::tests::try_recv_after_send ... ok
[INFO] [stdout] test oneshot::tests::try_recv_before_send ... ok
[INFO] [stdout] test spmc::tests::spmc_close_and_is_closed ... ok
[INFO] [stdout] test spmc::tests::spmc_multiple_receivers ... ok
[INFO] [stdout] test spmc::tests::spmc_multiple_receivers_len_checks ... ok
[INFO] [stdout] test spmc::tests::spmc_single_recv ... ok
[INFO] [stdout] test spmc::tests::spmc_sync_all_receivers_drop_closes_channel ... ok
[INFO] [stdout] test mpsc::bounded_tests::zero_capacity_channel_async_rendezvous ... ok
[INFO] [stdout] test mpsc::bounded_tests::async_send_waits ... ok
[INFO] [stdout] test spmc::tests::spmc_sync_try_send ... ok
[INFO] [stdout] test mpsc::bounded_tests::sender_unblocks_when_receiver_dropped ... ok
[INFO] [stdout] test spmc::topic::left_right::tests::initial_state_is_default ... ok
[INFO] [stdout] test spmc::topic::left_right::tests::write_and_read_back ... ok
[INFO] [stdout] test mpsc::bounded_tests::zero_capacity_channel_sync_rendezvous ... ok
[INFO] [stdout] test mpsc::tests::async_to_sync_conversion ... ok
[INFO] [stdout] test spmc::topic::mailbox::tests::deliver_drops_when_full ... ok
[INFO] [stdout] test spmc::topic::mailbox::tests::concurrent_delivery ... ok
[INFO] [stdout] test spmc::topic::mailbox::tests::producer_drop_with_empty_channel ... ok
[INFO] [stdout] test spmc::topic::mailbox::tests::producer_drop_with_items_in_channel ... ok
[INFO] [stdout] test spmc::topic::left_right::tests::concurrent_reads_and_writes_are_consistent ... ok
[INFO] [stdout] test spmc::topic::mailbox::tests::try_recv_empty_and_after_deliver ... ok
[INFO] [stdout] test spsc::bounded_async::tests::async_consumer_drop_signals_producer ... ok
[INFO] [stdout] test spsc::bounded_async::tests::async_producer_drop_empty_signals_consumer ... ok
[INFO] [stdout] test spsc::bounded_async::tests::async_producer_drop_signals_consumer ... ok
[INFO] [stdout] test oneshot::tests::select_on_recv ... ok
[INFO] [stdout] test mpsc::tests::async_to_async ... ok
[INFO] [stdout] test spsc::bounded_async::tests::async_recv_future_disconnected_after_item ... ok
[INFO] [stdout] test spsc::bounded_async::tests::async_select_recv_preference ... ok
[INFO] [stdout] test coord::capacity_gate::mixed::tests::acquire_sync_blocks_and_unblocks ... ok
[INFO] [stdout] test spmc::topic::left_right::tests::cloned_read_handle_sees_updates ... ok
[INFO] [stdout] test coord::capacity_gate::mixed::tests::acquire_async_waits_and_completes ... ok
[INFO] [stdout] test spsc::bounded_async::tests::async_send_recv_single_item ... ok
[INFO] [stdout] test spsc::bounded_async::tests::async_try_recv_disconnected ... ok
[INFO] [stdout] test spsc::bounded_async::tests::async_try_send_full_try_recv_empty ... ok
[INFO] [stdout] test spsc::bounded_async::tests::create_async_channel ... ok
[INFO] [stdout] test spsc::bounded_async::tests::new_spsc_apis_close_is_closed ... ok
[INFO] [stdout] test spsc::bounded_sync::tests::consumer_drop_signals_producer ... ok
[INFO] [stdout] test spsc::bounded_sync::tests::create_channel ... ok
[INFO] [stdout] test mpsc::bounded_tests::sync_send_blocks ... ok
[INFO] [stdout] test spsc::bounded_async::tests::sync_producer_async_consumer ... ok
[INFO] [stdout] test spsc::bounded_sync::tests::new_spsc_apis_capacity_close_is_closed ... ok
[INFO] [stdout] test spsc::bounded_sync::tests::producer_drop_empty_signals_consumer ... ok
[INFO] [stdout] test spsc::bounded_sync::tests::producer_drop_signals_consumer ... ok
[INFO] [stdout] test spmc::topic::mailbox::tests::async_recv_wakes_on_disconnect ... ok
[INFO] [stdout] test spmc::topic::mailbox::tests::recv_async_waits_and_completes ... ok
[INFO] [stdout] test spsc::bounded_sync::tests::create_channel_zero_capacity - should panic ... ok
[INFO] [stdout] test spsc::bounded_sync::tests::recv_timeout_producer_drops_with_item ... ok
[INFO] [stdout] test mpsc::tests::sync_to_async_conversion ... FAILED
[INFO] [stdout] test spsc::bounded_sync::tests::send_recv_single_item ... ok
[INFO] [stdout] test spsc::bounded_sync::tests::recv_timeout_producer_drops_empty ... ok
[INFO] [stdout] test spsc::bounded_sync::tests::try_recv_disconnected_by_producer_drop ... ok
[INFO] [stdout] test spsc::bounded_sync::tests::try_recv_disconnected_by_producer_drop_empty ... ok
[INFO] [stdout] test spsc::bounded_sync::tests::try_send_closed_by_consumer_drop ... ok
[INFO] [stdout] test spsc::bounded_sync::tests::try_send_full_try_recv_empty ... ok
[INFO] [stdout] test spsc::bounded_sync::tests::values_are_dropped ... ok
[INFO] [stdout] test spsc::bounded_async::tests::async_producer_sync_consumer ... ok
[INFO] [stdout] test spsc::bounded_async::tests::async_recv_blocks_then_completes ... ok
[INFO] [stdout] test spsc::bounded_sync::tests::stress_send_recv ... ok
[INFO] [stdout] test mpsc::tests::sync_to_sync_blocking ... ok
[INFO] [stdout] test spsc::bounded_async::tests::async_send_blocks_then_completes ... ok
[INFO] [stdout] test spsc::bounded_sync::tests::recv_timeout_empty_times_out ... ok
[INFO] [stdout] test coord::capacity_gate::mixed::tests::mixed_waiters_contention ... ok
[INFO] [stdout] test spmc::topic::mailbox::tests::recv_sync_blocks_and_unblocks ... ok
[INFO] [stdout] test spsc::bounded_sync::tests::recv_timeout_item_arrives ... ok
[INFO] [stdout] test spsc::bounded_async::tests::async_select_send_blocks_other_completes ... ok
[INFO] [stdout] test spsc::bounded_sync::tests::recv_blocks_until_send ... ok
[INFO] [stdout] test spsc::bounded_sync::tests::send_blocks_until_recv ... ok
[INFO] [stdout] test mpsc::bounded_tests::high_contention_mixed_sync_async ... ok
[INFO] [stdout] test coord::capacity_gate::futures::tests::concurrent_acquire ... ok
[INFO] [stdout] test spmc::tests::spmc_sync_slow_consumer_blocks_producer ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- mpsc::tests::sync_to_async_conversion stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread '<unnamed>' (134) panicked at src/mpsc/mod.rs:160:7:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 0
[INFO] [stdout]  right: 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5bf2428eed22 - std[3b51380354919863]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5bf2428eed22 - std[3b51380354919863]::backtrace_rs::backtrace::trace_unsynchronized::<std[3b51380354919863]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5bf2428eed22 - std[3b51380354919863]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5bf2428eed22 - <<std[3b51380354919863]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[27de1724e4349be2]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5bf24290381a - <core[27de1724e4349be2]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5bf24290381a - core[27de1724e4349be2]::fmt::write
[INFO] [stdout]    6:     0x5bf2428f3cf6 - std[3b51380354919863]::io::default_write_fmt::<alloc[a57f19327c0ad893]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5bf2428f3cf6 - <alloc[a57f19327c0ad893]::vec::Vec<u8> as std[3b51380354919863]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5bf2428ccb4f - <std[3b51380354919863]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5bf2428ccb4f - std[3b51380354919863]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5bf2428e6b89 - std[3b51380354919863]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5bf242851cfe - <alloc[a57f19327c0ad893]::boxed::Box<dyn for<'a, 'b> core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5bf242851cfe - test[182b2e79ecd7bbd9]::test_main_with_exit_callback::<test[182b2e79ecd7bbd9]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5bf2428e6df2 - <alloc[a57f19327c0ad893]::boxed::Box<dyn for<'a, 'b> core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5bf2428e6df2 - std[3b51380354919863]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5bf2428ccc08 - std[3b51380354919863]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5bf2428c1e59 - std[3b51380354919863]::sys::backtrace::__rust_end_short_backtrace::<std[3b51380354919863]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5bf2428cda5d - __rustc[d79c0ace40940972]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5bf242903f1c - core[27de1724e4349be2]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5bf242903dd3 - core[27de1724e4349be2]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x5bf242900258 - core[27de1724e4349be2]::panicking::assert_failed::<usize, usize>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x5bf24283ee55 - fibre[d1c1d0fb5b982504]::mpsc::tests::sync_to_async_conversion::{closure#0}::{closure#0}
[INFO] [stdout]   22:     0x5bf24283ee55 - std[3b51380354919863]::sys::backtrace::__rust_begin_short_backtrace::<fibre[d1c1d0fb5b982504]::mpsc::tests::sync_to_async_conversion::{closure#0}::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   23:     0x5bf2427ed529 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::<fibre[d1c1d0fb5b982504]::mpsc::tests::sync_to_async_conversion::{closure#0}::{closure#0}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   24:     0x5bf2427ed529 - <core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<fibre[d1c1d0fb5b982504]::mpsc::tests::sync_to_async_conversion::{closure#0}::{closure#0}, ()>::{closure#1}::{closure#0}> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   25:     0x5bf2427ed529 - std[3b51380354919863]::panicking::catch_unwind::do_call::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<fibre[d1c1d0fb5b982504]::mpsc::tests::sync_to_async_conversion::{closure#0}::{closure#0}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   26:     0x5bf2427ed529 - std[3b51380354919863]::panicking::catch_unwind::<(), core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<fibre[d1c1d0fb5b982504]::mpsc::tests::sync_to_async_conversion::{closure#0}::{closure#0}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   27:     0x5bf2427ed529 - std[3b51380354919863]::panic::catch_unwind::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<fibre[d1c1d0fb5b982504]::mpsc::tests::sync_to_async_conversion::{closure#0}::{closure#0}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   28:     0x5bf2427ed529 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::<fibre[d1c1d0fb5b982504]::mpsc::tests::sync_to_async_conversion::{closure#0}::{closure#0}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   29:     0x5bf2427ed529 - <std[3b51380354919863]::thread::lifecycle::spawn_unchecked<fibre[d1c1d0fb5b982504]::mpsc::tests::sync_to_async_conversion::{closure#0}::{closure#0}, ()>::{closure#1} as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   30:     0x5bf2428ee58f - <alloc[a57f19327c0ad893]::boxed::Box<dyn core[27de1724e4349be2]::ops::function::FnOnce<(), Output = ()> + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   31:     0x5bf2428ee58f - <std[3b51380354919863]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   32:     0x7fa8d713aaa4 - <unknown>
[INFO] [stdout]   33:     0x7fa8d71c7a64 - clone
[INFO] [stdout]   34:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] thread 'mpsc::tests::sync_to_async_conversion' (116) panicked at src/mpsc/mod.rs:164:28:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Any { .. }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5bf2428eed22 - std[3b51380354919863]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5bf2428eed22 - std[3b51380354919863]::backtrace_rs::backtrace::trace_unsynchronized::<std[3b51380354919863]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5bf2428eed22 - std[3b51380354919863]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5bf2428eed22 - <<std[3b51380354919863]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[27de1724e4349be2]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5bf24290381a - <core[27de1724e4349be2]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5bf24290381a - core[27de1724e4349be2]::fmt::write
[INFO] [stdout]    6:     0x5bf2428f3cf6 - std[3b51380354919863]::io::default_write_fmt::<alloc[a57f19327c0ad893]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5bf2428f3cf6 - <alloc[a57f19327c0ad893]::vec::Vec<u8> as std[3b51380354919863]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5bf2428ccb4f - <std[3b51380354919863]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5bf2428ccb4f - std[3b51380354919863]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5bf2428e6b89 - std[3b51380354919863]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5bf242851cfe - <alloc[a57f19327c0ad893]::boxed::Box<dyn for<'a, 'b> core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5bf242851cfe - test[182b2e79ecd7bbd9]::test_main_with_exit_callback::<test[182b2e79ecd7bbd9]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5bf2428e6df2 - <alloc[a57f19327c0ad893]::boxed::Box<dyn for<'a, 'b> core[27de1724e4349be2]::ops::function::Fn<(&'a std[3b51380354919863]::panic::PanicHookInfo<'b>,), Output = ()> + core[27de1724e4349be2]::marker::Sync + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::Fn<(&std[3b51380354919863]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5bf2428e6df2 - std[3b51380354919863]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5bf2428ccc08 - std[3b51380354919863]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5bf2428c1e59 - std[3b51380354919863]::sys::backtrace::__rust_end_short_backtrace::<std[3b51380354919863]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5bf2428cda5d - __rustc[d79c0ace40940972]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5bf242903f1c - core[27de1724e4349be2]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5bf242903c92 - core[27de1724e4349be2]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5bf2427f2113 - <core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::boxed::Box<dyn core[27de1724e4349be2]::any::Any + core[27de1724e4349be2]::marker::Send>>>::unwrap
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5bf2427f2113 - fibre[d1c1d0fb5b982504]::mpsc::tests::sync_to_async_conversion::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/mpsc/mod.rs:164:28
[INFO] [stdout]   22:     0x5bf242832c60 - <core[27de1724e4349be2]::pin::Pin<&mut dyn core[27de1724e4349be2]::future::future::Future<Output = ()>> as core[27de1724e4349be2]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/future/future.rs:133:9
[INFO] [stdout]   23:     0x5bf242832c60 - <core[27de1724e4349be2]::pin::Pin<&mut core[27de1724e4349be2]::pin::Pin<&mut dyn core[27de1724e4349be2]::future::future::Future<Output = ()>>> as core[27de1724e4349be2]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x5bf242832c60 - <tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[27de1724e4349be2]::pin::Pin<&mut core[27de1724e4349be2]::pin::Pin<&mut dyn core[27de1724e4349be2]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.45.1/src/runtime/scheduler/current_thread/mod.rs:733:70
[INFO] [stdout]   25:     0x5bf242832c60 - tokio[745f57a2ee32d290]::task::coop::with_budget::<core[27de1724e4349be2]::task::poll::Poll<()>, <tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[27de1724e4349be2]::pin::Pin<&mut core[27de1724e4349be2]::pin::Pin<&mut dyn core[27de1724e4349be2]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.45.1/src/task/coop/mod.rs:167:5
[INFO] [stdout]   26:     0x5bf242832c60 - tokio[745f57a2ee32d290]::task::coop::budget::<core[27de1724e4349be2]::task::poll::Poll<()>, <tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[27de1724e4349be2]::pin::Pin<&mut core[27de1724e4349be2]::pin::Pin<&mut dyn core[27de1724e4349be2]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.45.1/src/task/coop/mod.rs:133:5
[INFO] [stdout]   27:     0x5bf242832c60 - <tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[27de1724e4349be2]::pin::Pin<&mut core[27de1724e4349be2]::pin::Pin<&mut dyn core[27de1724e4349be2]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.45.1/src/runtime/scheduler/current_thread/mod.rs:733:25
[INFO] [stdout]   28:     0x5bf242832c60 - <tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::Context>::enter::<core[27de1724e4349be2]::task::poll::Poll<()>, <tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[27de1724e4349be2]::pin::Pin<&mut core[27de1724e4349be2]::pin::Pin<&mut dyn core[27de1724e4349be2]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.45.1/src/runtime/scheduler/current_thread/mod.rs:432:19
[INFO] [stdout]   29:     0x5bf2427f7866 - <tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[27de1724e4349be2]::pin::Pin<&mut core[27de1724e4349be2]::pin::Pin<&mut dyn core[27de1724e4349be2]::future::future::Future<Output = ()>>>>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.45.1/src/runtime/scheduler/current_thread/mod.rs:732:44
[INFO] [stdout]   30:     0x5bf2427f7866 - <tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[27de1724e4349be2]::pin::Pin<&mut core[27de1724e4349be2]::pin::Pin<&mut dyn core[27de1724e4349be2]::future::future::Future<Output = ()>>>>::{closure#0}, core[27de1724e4349be2]::option::Option<()>>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.45.1/src/runtime/scheduler/current_thread/mod.rs:820:68
[INFO] [stdout]   31:     0x5bf2427f7866 - <tokio[745f57a2ee32d290]::runtime::context::scoped::Scoped<tokio[745f57a2ee32d290]::runtime::scheduler::Context>>::set::<<tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[27de1724e4349be2]::pin::Pin<&mut core[27de1724e4349be2]::pin::Pin<&mut dyn core[27de1724e4349be2]::future::future::Future<Output = ()>>>>::{closure#0}, core[27de1724e4349be2]::option::Option<()>>::{closure#0}, (alloc[a57f19327c0ad893]::boxed::Box<tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::Core>, core[27de1724e4349be2]::option::Option<()>)>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.45.1/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   32:     0x5bf242838c6f - tokio[745f57a2ee32d290]::runtime::context::set_scheduler::<(alloc[a57f19327c0ad893]::boxed::Box<tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::Core>, core[27de1724e4349be2]::option::Option<()>), <tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[27de1724e4349be2]::pin::Pin<&mut core[27de1724e4349be2]::pin::Pin<&mut dyn core[27de1724e4349be2]::future::future::Future<Output = ()>>>>::{closure#0}, core[27de1724e4349be2]::option::Option<()>>::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.45.1/src/runtime/context.rs:176:38
[INFO] [stdout]   33:     0x5bf242838c6f - <std[3b51380354919863]::thread::local::LocalKey<tokio[745f57a2ee32d290]::runtime::context::Context>>::try_with::<tokio[745f57a2ee32d290]::runtime::context::set_scheduler<(alloc[a57f19327c0ad893]::boxed::Box<tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::Core>, core[27de1724e4349be2]::option::Option<()>), <tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[27de1724e4349be2]::pin::Pin<&mut core[27de1724e4349be2]::pin::Pin<&mut dyn core[27de1724e4349be2]::future::future::Future<Output = ()>>>>::{closure#0}, core[27de1724e4349be2]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[a57f19327c0ad893]::boxed::Box<tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::Core>, core[27de1724e4349be2]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   34:     0x5bf242838c6f - <std[3b51380354919863]::thread::local::LocalKey<tokio[745f57a2ee32d290]::runtime::context::Context>>::with::<tokio[745f57a2ee32d290]::runtime::context::set_scheduler<(alloc[a57f19327c0ad893]::boxed::Box<tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::Core>, core[27de1724e4349be2]::option::Option<()>), <tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[27de1724e4349be2]::pin::Pin<&mut core[27de1724e4349be2]::pin::Pin<&mut dyn core[27de1724e4349be2]::future::future::Future<Output = ()>>>>::{closure#0}, core[27de1724e4349be2]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[a57f19327c0ad893]::boxed::Box<tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::Core>, core[27de1724e4349be2]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   35:     0x5bf2428352d7 - tokio[745f57a2ee32d290]::runtime::context::set_scheduler::<(alloc[a57f19327c0ad893]::boxed::Box<tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::Core>, core[27de1724e4349be2]::option::Option<()>), <tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[27de1724e4349be2]::pin::Pin<&mut core[27de1724e4349be2]::pin::Pin<&mut dyn core[27de1724e4349be2]::future::future::Future<Output = ()>>>>::{closure#0}, core[27de1724e4349be2]::option::Option<()>>::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.45.1/src/runtime/context.rs:176:17
[INFO] [stdout]   36:     0x5bf2428352d7 - <tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[27de1724e4349be2]::pin::Pin<&mut core[27de1724e4349be2]::pin::Pin<&mut dyn core[27de1724e4349be2]::future::future::Future<Output = ()>>>>::{closure#0}, core[27de1724e4349be2]::option::Option<()>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.45.1/src/runtime/scheduler/current_thread/mod.rs:820:27
[INFO] [stdout]   37:     0x5bf2428352d7 - <tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[27de1724e4349be2]::pin::Pin<&mut core[27de1724e4349be2]::pin::Pin<&mut dyn core[27de1724e4349be2]::future::future::Future<Output = ()>>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.45.1/src/runtime/scheduler/current_thread/mod.rs:720:24
[INFO] [stdout]   38:     0x5bf24283a167 - <tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[27de1724e4349be2]::pin::Pin<&mut dyn core[27de1724e4349be2]::future::future::Future<Output = ()>>>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.45.1/src/runtime/scheduler/current_thread/mod.rs:200:33
[INFO] [stdout]   39:     0x5bf24283a167 - tokio[745f57a2ee32d290]::runtime::context::runtime::enter_runtime::<<tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[27de1724e4349be2]::pin::Pin<&mut dyn core[27de1724e4349be2]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.45.1/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   40:     0x5bf2428373d2 - <tokio[745f57a2ee32d290]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[27de1724e4349be2]::pin::Pin<&mut dyn core[27de1724e4349be2]::future::future::Future<Output = ()>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.45.1/src/runtime/scheduler/current_thread/mod.rs:188:9
[INFO] [stdout]   41:     0x5bf2428373d2 - <tokio[745f57a2ee32d290]::runtime::runtime::Runtime>::block_on_inner::<core[27de1724e4349be2]::pin::Pin<&mut dyn core[27de1724e4349be2]::future::future::Future<Output = ()>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.45.1/src/runtime/runtime.rs:356:52
[INFO] [stdout]   42:     0x5bf2428373d2 - <tokio[745f57a2ee32d290]::runtime::runtime::Runtime>::block_on::<core[27de1724e4349be2]::pin::Pin<&mut dyn core[27de1724e4349be2]::future::future::Future<Output = ()>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.45.1/src/runtime/runtime.rs:330:18
[INFO] [stdout]   43:     0x5bf2427f3bba - fibre[d1c1d0fb5b982504]::mpsc::tests::sync_to_async_conversion
[INFO] [stdout]                                at /opt/rustwide/workdir/src/mpsc/mod.rs:165:33
[INFO] [stdout]   44:     0x5bf24283b879 - fibre[d1c1d0fb5b982504]::mpsc::tests::sync_to_async_conversion::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/mpsc/mod.rs:150:38
[INFO] [stdout]   45:     0x5bf24283b879 - <fibre[d1c1d0fb5b982504]::mpsc::tests::sync_to_async_conversion::{closure#0} as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x5bf2428460ab - <fn() -> core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x5bf2428460ab - test[182b2e79ecd7bbd9]::__rust_begin_short_backtrace::<core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>, fn() -> core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:663:18
[INFO] [stdout]   48:     0x5bf24285290a - test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:686:74
[INFO] [stdout]   49:     0x5bf24285290a - <core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   50:     0x5bf24285290a - std[3b51380354919863]::panicking::catch_unwind::do_call::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>, core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   51:     0x5bf24285290a - std[3b51380354919863]::panicking::catch_unwind::<core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>, core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   52:     0x5bf24285290a - std[3b51380354919863]::panic::catch_unwind::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<test[182b2e79ecd7bbd9]::run_test_in_process::{closure#0}>, core[27de1724e4349be2]::result::Result<(), alloc[a57f19327c0ad893]::string::String>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   53:     0x5bf24285290a - test[182b2e79ecd7bbd9]::run_test_in_process
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:686:27
[INFO] [stdout]   54:     0x5bf24285290a - test[182b2e79ecd7bbd9]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:607:43
[INFO] [stdout]   55:     0x5bf24284deb4 - test[182b2e79ecd7bbd9]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/test/src/lib.rs:637:41
[INFO] [stdout]   56:     0x5bf24284deb4 - std[3b51380354919863]::sys::backtrace::__rust_begin_short_backtrace::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   57:     0x5bf242855402 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   58:     0x5bf242855402 - <core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   59:     0x5bf242855402 - std[3b51380354919863]::panicking::catch_unwind::do_call::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:581:40
[INFO] [stdout]   60:     0x5bf242855402 - std[3b51380354919863]::panicking::catch_unwind::<(), core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panicking.rs:544:19
[INFO] [stdout]   61:     0x5bf242855402 - std[3b51380354919863]::panic::catch_unwind::<core[27de1724e4349be2]::panic::unwind_safe::AssertUnwindSafe<std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/panic.rs:359:14
[INFO] [stdout]   62:     0x5bf242855402 - std[3b51380354919863]::thread::lifecycle::spawn_unchecked::<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   63:     0x5bf242855402 - <std[3b51380354919863]::thread::lifecycle::spawn_unchecked<test[182b2e79ecd7bbd9]::run_test::{closure#1}, ()>::{closure#1} as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   64:     0x5bf2428ee58f - <alloc[a57f19327c0ad893]::boxed::Box<dyn core[27de1724e4349be2]::ops::function::FnOnce<(), Output = ()> + core[27de1724e4349be2]::marker::Send> as core[27de1724e4349be2]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   65:     0x5bf2428ee58f - <std[3b51380354919863]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0d162b25edd5bf0dba9a22e83b614f1113e90474/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   66:     0x7fa8d713aaa4 - <unknown>
[INFO] [stdout]   67:     0x7fa8d71c7a64 - clone
[INFO] [stdout]   68:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     mpsc::tests::sync_to_async_conversion
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 96 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.56s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "f2c35536ac6ad848f01e9bc260d5e4c8249425464ac3118ce3697a6f9ad5c530", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2c35536ac6ad848f01e9bc260d5e4c8249425464ac3118ce3697a6f9ad5c530", kill_on_drop: false }`
[INFO] [stdout] f2c35536ac6ad848f01e9bc260d5e4c8249425464ac3118ce3697a6f9ad5c530
