[INFO] cloning repository https://github.com/leana56/ring-buffers-research
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leana56/ring-buffers-research" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleana56%2Fring-buffers-research", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleana56%2Fring-buffers-research'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 09a3209bcdd3ed82f32db10213de3b881e1c03ab
[INFO] checking leana56/ring-buffers-research against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleana56%2Fring-buffers-research" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/leana56/ring-buffers-research
[INFO] finished tweaking git repo https://github.com/leana56/ring-buffers-research
[INFO] tweaked toml for git repo https://github.com/leana56/ring-buffers-research written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/leana56/ring-buffers-research on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/leana56/ring-buffers-research already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded core_affinity v0.8.3
[INFO] [stderr]   Downloaded minstant v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd23d25a6730352f5b286dbf98f1355fc11bbcf775e328a41c840be291303597
[INFO] running `Command { std: "docker" "start" "-a" "dd23d25a6730352f5b286dbf98f1355fc11bbcf775e328a41c840be291303597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd23d25a6730352f5b286dbf98f1355fc11bbcf775e328a41c840be291303597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd23d25a6730352f5b286dbf98f1355fc11bbcf775e328a41c840be291303597", kill_on_drop: false }`
[INFO] [stdout] dd23d25a6730352f5b286dbf98f1355fc11bbcf775e328a41c840be291303597
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b54061f9c8e1e7d68a06bcc812a7a8b2266a0d0eb8fcaaef25fb8ca3b0b72277
[INFO] running `Command { std: "docker" "start" "-a" "b54061f9c8e1e7d68a06bcc812a7a8b2266a0d0eb8fcaaef25fb8ca3b0b72277", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking core_affinity v0.8.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]     Checking minstant v0.1.7
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking ring-buffers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(get_mut_unchecked, new_uninit)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Weak`
[INFO] [stdout]  --> src/rings/spmc/broadcaster.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::Weak;
[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::sync::RwLock`
[INFO] [stdout]  --> src/rings/spmc/broadcaster_unsafe_local_tails.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Weak`
[INFO] [stdout]   --> src/rings/spmc/broadcaster_padded.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::sync::Weak;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::RwLock`
[INFO] [stdout]  --> src/rings/mpsc/local_tail_lossy.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Weak`
[INFO] [stdout]  --> src/rings/mpsc/local_tail_lossy.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::Weak;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::RwLock`
[INFO] [stdout]  --> src/rings/mpsc/global_tail.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Weak`
[INFO] [stdout]  --> src/rings/mpsc/global_tail.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::Weak;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::RwLock`
[INFO] [stdout]  --> src/rings/mpsc/global_tail_lossy.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Weak`
[INFO] [stdout]  --> src/rings/mpsc/global_tail_lossy.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::Weak;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::RwLock`
[INFO] [stdout]  --> src/rings/mpsc/indiv_spsc_group.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Weak`
[INFO] [stdout]  --> src/rings/mpsc/indiv_spsc_group.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::Weak;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem::size_of`
[INFO] [stdout]  --> src/rings/mpmc/load_balancer.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::mem::size_of;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem::size_of`
[INFO] [stdout]  --> src/rings/mpmc/broadcaster.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::mem::size_of;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem::size_of`
[INFO] [stdout]  --> src/rings/mpmc/broadcaster_unsafe_indiv_spmc_copy.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::mem::size_of;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Mutex`
[INFO] [stdout]   --> src/rings/mpmc/broadcaster_unsafe_indiv_spmc_copy.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::sync::Mutex;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `new_uninit` has been stable since 1.82.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(get_mut_unchecked, new_uninit)]
[INFO] [stdout]   |                               ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spsc/dual_index_pad_false_sharing.rs:59:20
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_tail`
[INFO] [stdout]   --> src/rings/spsc/dual_index_pad_false_sharing.rs:90:19
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn pop(&self, local_tail: &mut usize) -> T {
[INFO] [stdout]    |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(get_mut_unchecked, new_uninit)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spsc/dual_index_false_sharing.rs:54:20
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_tail`
[INFO] [stdout]   --> src/rings/spsc/dual_index_false_sharing.rs:86:19
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn pop(&self, local_tail: &mut usize) -> T {
[INFO] [stdout]    |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spsc/safe_skipping.rs:71:20
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Weak`
[INFO] [stdout]  --> src/rings/spmc/broadcaster.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::Weak;
[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::sync::RwLock`
[INFO] [stdout]  --> src/rings/spmc/broadcaster_unsafe_local_tails.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Weak`
[INFO] [stdout]   --> src/rings/spmc/broadcaster_padded.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::sync::Weak;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::RwLock`
[INFO] [stdout]  --> src/rings/mpsc/local_tail_lossy.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Weak`
[INFO] [stdout]  --> src/rings/mpsc/local_tail_lossy.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::Weak;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::RwLock`
[INFO] [stdout]  --> src/rings/mpsc/global_tail.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Weak`
[INFO] [stdout]  --> src/rings/mpsc/global_tail.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::Weak;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::RwLock`
[INFO] [stdout]  --> src/rings/mpsc/global_tail_lossy.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Weak`
[INFO] [stdout]  --> src/rings/mpsc/global_tail_lossy.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::Weak;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::RwLock`
[INFO] [stdout]  --> src/rings/mpsc/indiv_spsc_group.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::RwLock;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spsc/safe_skipping_no_box_ptr.rs:87:20
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Weak`
[INFO] [stdout]  --> src/rings/mpsc/indiv_spsc_group.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::Weak;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem::size_of`
[INFO] [stdout]  --> src/rings/mpmc/load_balancer.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::mem::size_of;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem::size_of`
[INFO] [stdout]  --> src/rings/mpmc/broadcaster.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::mem::size_of;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem::size_of`
[INFO] [stdout]  --> src/rings/mpmc/broadcaster_unsafe_indiv_spmc_copy.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::mem::size_of;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Mutex`
[INFO] [stdout]   --> src/rings/mpmc/broadcaster_unsafe_indiv_spmc_copy.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::sync::Mutex;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spsc/safe_skipping_outside_arc.rs:56:20
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spsc/slot_lock_local_tail_copy.rs:66:20
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spsc/full_lock_local_tail_copy.rs:55:20
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spmc/broadcaster.rs:55:20
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_tail`
[INFO] [stdout]    --> src/rings/spmc/broadcaster.rs:101:19
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn pop(&self, local_tail: &mut usize) -> T {
[INFO] [stdout]     |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spmc/broadcaster_unsafe_local_tails_outside_arc.rs:36:20
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spmc/broadcaster_unsafe_local_tails.rs:56:20
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `new_uninit` has been stable since 1.82.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(get_mut_unchecked, new_uninit)]
[INFO] [stdout]   |                               ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spmc/broadcaster_padded.rs:71:20
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_tail`
[INFO] [stdout]    --> src/rings/spmc/broadcaster_padded.rs:119:19
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn pop(&self, local_tail: &mut usize) -> T {
[INFO] [stdout]     |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spmc/load_balancer_copy.rs:54:20
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_tail`
[INFO] [stdout]   --> src/rings/spmc/load_balancer_copy.rs:85:19
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn pop(&self, local_tail: &mut usize) -> T {
[INFO] [stdout]    |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/mpsc/local_tail_lossy.rs:67:20
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/mpsc/local_tail_lossy_padded.rs:70:20
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/mpsc/global_tail.rs:68:20
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_tail`
[INFO] [stdout]    --> src/rings/mpsc/global_tail.rs:112:19
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn pop(&self, local_tail: &mut usize) -> T {
[INFO] [stdout]     |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/mpsc/global_tail_lossy.rs:68:20
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_tail`
[INFO] [stdout]    --> src/rings/mpsc/global_tail_lossy.rs:110:19
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn pop(&self, local_tail: &mut usize) -> T {
[INFO] [stdout]     |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_tail`
[INFO] [stdout]    --> src/rings/mpsc/indiv_spsc_group.rs:125:19
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn pop(&self, local_tail: &mut usize) -> T {
[INFO] [stdout]     |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/mpmc/load_balancer.rs:67:20
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_tail`
[INFO] [stdout]    --> src/rings/mpmc/load_balancer.rs:108:19
[INFO] [stdout]     |
[INFO] [stdout] 108 |     fn pop(&self, local_tail: &mut usize) -> T {
[INFO] [stdout]     |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/mpmc/load_balancer_padded.rs:74:20
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_tail`
[INFO] [stdout]    --> src/rings/mpmc/load_balancer_padded.rs:115:19
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn pop(&self, local_tail: &mut usize) -> T {
[INFO] [stdout]     |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/mpmc/broadcaster.rs:67:20
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/rings/mpmc/broadcaster_unsafe_indiv_spmc_copy.rs:47:56
[INFO] [stdout]    |
[INFO] [stdout] 47 |             producer_rings: (0..producer_threads).map(|i| IndivRing::new()).collect::<Vec<_>>().into_boxed_slice(),
[INFO] [stdout]    |                                                        ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_tail`
[INFO] [stdout]    --> src/rings/mpmc/broadcaster_unsafe_indiv_spmc_copy.rs:112:19
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn pop(&self, local_tail: &mut usize) -> T {
[INFO] [stdout]     |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/experiment.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |         _ => panic!("Invalid ring name: {:?}", ring_name),
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/experiment.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout]  14 |         RingName::MPMCLoadBalancer => {
[INFO] [stdout]     |         -------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  18 |         RingName::MPMCLoadBalancerPadded => {
[INFO] [stdout]     |         -------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  22 |         RingName::MPMCBroadcaster => {
[INFO] [stdout]     |         ------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  26 |         RingName::MPMCBroadcasterUnsafeIndivSPMCCopy => {
[INFO] [stdout]     |         -------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 129 |         _ => panic!("Invalid ring name: {:?}", ring_name),
[INFO] [stdout]     |         ^ ...and 17 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ring-buffers` (bin "ring-buffers") due to 1 previous error; 48 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spsc/dual_index_pad_false_sharing.rs:59:20
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_tail`
[INFO] [stdout]   --> src/rings/spsc/dual_index_pad_false_sharing.rs:90:19
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn pop(&self, local_tail: &mut usize) -> T {
[INFO] [stdout]    |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spsc/dual_index_false_sharing.rs:54:20
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_tail`
[INFO] [stdout]   --> src/rings/spsc/dual_index_false_sharing.rs:86:19
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn pop(&self, local_tail: &mut usize) -> T {
[INFO] [stdout]    |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spsc/safe_skipping.rs:71:20
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spsc/safe_skipping_no_box_ptr.rs:87:20
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spsc/safe_skipping_outside_arc.rs:56:20
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spsc/slot_lock_local_tail_copy.rs:66:20
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spsc/full_lock_local_tail_copy.rs:55:20
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spmc/broadcaster.rs:55:20
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_tail`
[INFO] [stdout]    --> src/rings/spmc/broadcaster.rs:101:19
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn pop(&self, local_tail: &mut usize) -> T {
[INFO] [stdout]     |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spmc/broadcaster_unsafe_local_tails_outside_arc.rs:36:20
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spmc/broadcaster_unsafe_local_tails.rs:56:20
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spmc/broadcaster_padded.rs:71:20
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_tail`
[INFO] [stdout]    --> src/rings/spmc/broadcaster_padded.rs:119:19
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn pop(&self, local_tail: &mut usize) -> T {
[INFO] [stdout]     |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/spmc/load_balancer_copy.rs:54:20
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_tail`
[INFO] [stdout]   --> src/rings/spmc/load_balancer_copy.rs:85:19
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn pop(&self, local_tail: &mut usize) -> T {
[INFO] [stdout]    |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/mpsc/local_tail_lossy.rs:67:20
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/mpsc/local_tail_lossy_padded.rs:70:20
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/mpsc/global_tail.rs:68:20
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_tail`
[INFO] [stdout]    --> src/rings/mpsc/global_tail.rs:112:19
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn pop(&self, local_tail: &mut usize) -> T {
[INFO] [stdout]     |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/mpsc/global_tail_lossy.rs:68:20
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_tail`
[INFO] [stdout]    --> src/rings/mpsc/global_tail_lossy.rs:110:19
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn pop(&self, local_tail: &mut usize) -> T {
[INFO] [stdout]     |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_tail`
[INFO] [stdout]    --> src/rings/mpsc/indiv_spsc_group.rs:125:19
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn pop(&self, local_tail: &mut usize) -> T {
[INFO] [stdout]     |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/mpmc/load_balancer.rs:67:20
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_tail`
[INFO] [stdout]    --> src/rings/mpmc/load_balancer.rs:108:19
[INFO] [stdout]     |
[INFO] [stdout] 108 |     fn pop(&self, local_tail: &mut usize) -> T {
[INFO] [stdout]     |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/mpmc/load_balancer_padded.rs:74:20
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_tail`
[INFO] [stdout]    --> src/rings/mpmc/load_balancer_padded.rs:115:19
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn pop(&self, local_tail: &mut usize) -> T {
[INFO] [stdout]     |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `producer_id`
[INFO] [stdout]   --> src/rings/mpmc/broadcaster.rs:67:20
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn push(&self, producer_id: usize, item: T) {
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_producer_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/rings/mpmc/broadcaster_unsafe_indiv_spmc_copy.rs:47:56
[INFO] [stdout]    |
[INFO] [stdout] 47 |             producer_rings: (0..producer_threads).map(|i| IndivRing::new()).collect::<Vec<_>>().into_boxed_slice(),
[INFO] [stdout]    |                                                        ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_tail`
[INFO] [stdout]    --> src/rings/mpmc/broadcaster_unsafe_indiv_spmc_copy.rs:112:19
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn pop(&self, local_tail: &mut usize) -> T {
[INFO] [stdout]     |                   ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/experiment.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |         _ => panic!("Invalid ring name: {:?}", ring_name),
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/experiment.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout]  14 |         RingName::MPMCLoadBalancer => {
[INFO] [stdout]     |         -------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  18 |         RingName::MPMCLoadBalancerPadded => {
[INFO] [stdout]     |         -------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  22 |         RingName::MPMCBroadcaster => {
[INFO] [stdout]     |         ------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  26 |         RingName::MPMCBroadcasterUnsafeIndivSPMCCopy => {
[INFO] [stdout]     |         -------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 129 |         _ => panic!("Invalid ring name: {:?}", ring_name),
[INFO] [stdout]     |         ^ ...and 17 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ring-buffers` (bin "ring-buffers" test) due to 1 previous error; 48 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "b54061f9c8e1e7d68a06bcc812a7a8b2266a0d0eb8fcaaef25fb8ca3b0b72277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b54061f9c8e1e7d68a06bcc812a7a8b2266a0d0eb8fcaaef25fb8ca3b0b72277", kill_on_drop: false }`
[INFO] [stdout] b54061f9c8e1e7d68a06bcc812a7a8b2266a0d0eb8fcaaef25fb8ca3b0b72277
