[INFO] cloning repository https://github.com/Cognoscan/ipc-teal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Cognoscan/ipc-teal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCognoscan%2Fipc-teal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCognoscan%2Fipc-teal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 60215a04647d629397a9ae6318b5e3d4dee92de1
[INFO] checking Cognoscan/ipc-teal against try#24e1a22664233bce1f9b5dc6eee7c1f74327e28c for pr-159343
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCognoscan%2Fipc-teal" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Cognoscan/ipc-teal
[INFO] finished tweaking git repo https://github.com/Cognoscan/ipc-teal
[INFO] tweaked toml for git repo https://github.com/Cognoscan/ipc-teal written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Cognoscan/ipc-teal on toolchain 24e1a22664233bce1f9b5dc6eee7c1f74327e28c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24e1a22664233bce1f9b5dc6eee7c1f74327e28c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Cognoscan/ipc-teal 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" "+24e1a22664233bce1f9b5dc6eee7c1f74327e28c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 51323f4dfb7af76860d7785caeb41bf21da96a0a87005031ed0e957ed9adcb08
[INFO] running `Command { std: "docker" "start" "51323f4dfb7af76860d7785caeb41bf21da96a0a87005031ed0e957ed9adcb08", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "51323f4dfb7af76860d7785caeb41bf21da96a0a87005031ed0e957ed9adcb08" "/opt/rustwide/cargo-home/bin/cargo" "+24e1a22664233bce1f9b5dc6eee7c1f74327e28c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51323f4dfb7af76860d7785caeb41bf21da96a0a87005031ed0e957ed9adcb08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "51323f4dfb7af76860d7785caeb41bf21da96a0a87005031ed0e957ed9adcb08" "/opt/rustwide/cargo-home/bin/cargo" "+24e1a22664233bce1f9b5dc6eee7c1f74327e28c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling owo-colors v4.2.2
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling color-spantrace v0.3.0
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking filedesc v0.6.3
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking rustc-demangle v0.1.26
[INFO] [stderr]     Checking clap_builder v4.5.41
[INFO] [stderr]     Checking tokio v1.47.0
[INFO] [stderr]    Compiling clap_derive v4.5.41
[INFO] [stderr]     Checking memfile v0.3.2
[INFO] [stderr]     Checking memmap2 v0.9.7
[INFO] [stderr]     Checking tracing-error v0.2.1
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]     Checking clap v4.5.41
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking tokio-seqpacket v0.8.0
[INFO] [stderr]     Checking ipc-teal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `AtomicBool`, `IntoRawFd`, and `ffi::c_void`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     ffi::c_void,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 3 |     io,
[INFO] [stdout] 4 |     os::fd::{IntoRawFd, OwnedFd},
[INFO] [stdout]   |              ^^^^^^^^^
[INFO] [stdout] 5 |     sync::atomic::{AtomicBool, AtomicU64, AtomicUsize, Ordering},
[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: `MessageHeader`
[INFO] [stdout]  --> src/broad_recv.rs:6:43
[INFO] [stdout]   |
[INFO] [stdout] 6 |     BroadIpcRecvState, BroadIpcSendState, MessageHeader, SIZE_HEADER, SIZE_RECV_STATE,
[INFO] [stdout]   |                                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `task::JoinHandle`
[INFO] [stdout]   --> src/broadcast.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tokio::{task::JoinHandle, time::timeout};
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DropGuard`
[INFO] [stdout]   --> src/broadcast.rs:14:43
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tokio_util::sync::{CancellationToken, DropGuard};
[INFO] [stdout]    |                                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MmapMut` and `Mmap`
[INFO] [stdout]  --> src/server.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use memmap2::{Mmap, MmapMut};
[INFO] [stdout]   |               ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::io::Interest`
[INFO] [stdout]  --> src/server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::io::Interest;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IpcState` and `SIZE_STATE`
[INFO] [stdout]  --> src/server.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     IpcState, MemQueue, MutMemQueue, SIZE_STATE, ST_ACTIVE, ST_CLOSED, ST_WAITING, WAKE_SEND,
[INFO] [stdout]   |     ^^^^^^^^                         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow_fd::BorrowFd`
[INFO] [stdout]   --> src/lib.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     borrow_fd::BorrowFd,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `head`
[INFO] [stdout]    --> src/broad_recv.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let head = self.state().head.value.load(Ordering::Relaxed);
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_head`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tail`
[INFO] [stdout]    --> src/broad_recv.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |         let tail = self.send_state().tail.value.load(Ordering::Acquire);
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/broadcast.rs:187:45
[INFO] [stdout]     |
[INFO] [stdout] 187 |     pub async fn prepare_message(&mut self, len: usize) -> &mut [u8] {
[INFO] [stdout]     |                                             ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/broadcast.rs:201:44
[INFO] [stdout]     |
[INFO] [stdout] 201 |     pub async fn submit_message(&mut self, len: usize) {
[INFO] [stdout]     |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WAKE_RECV` is never used
[INFO] [stdout]   --> src/lib.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | const WAKE_RECV: u8 = 1;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `tail`, `state`, `queue_depth`, and `read` are never used
[INFO] [stdout]    --> src/lib.rs:234:12
[INFO] [stdout]     |
[INFO] [stdout] 203 | impl MemQueue {
[INFO] [stdout]     | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 234 |     pub fn tail(&self) -> u64 {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 239 |     pub fn state(&self) -> usize {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 254 |     pub fn queue_depth(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 262 |     pub fn read(&self, idx: u64) -> Option<&[u8]> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `queue`, `other_head`, `state`, `other_state`, and `set_other_head` are never used
[INFO] [stdout]    --> src/lib.rs:301:8
[INFO] [stdout]     |
[INFO] [stdout] 279 | impl MutMemQueue {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 301 |     fn queue(&self) -> &[MessageHeader] {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 328 |     pub fn other_head(&self) -> u64 {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 336 |     pub fn state(&self) -> usize {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 340 |     pub fn other_state(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 348 |     pub fn set_other_head(&mut self, val: u64) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `queue_depth` is never read
[INFO] [stdout]   --> src/broad_recv.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct BroadReceiver {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |     queue_depth: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `mem` and `conn` are never read
[INFO] [stdout]   --> src/broadcast.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct TrackReceiver {
[INFO] [stdout]    |        ------------- fields in this struct
[INFO] [stdout] 22 |     /// Shared memory from the receiver
[INFO] [stdout] 23 |     mem: Mmap,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 24 |     /// Unix Socket for the open connection to the receiver.
[INFO] [stdout] 25 |     conn: UnixSeqpacket,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `done_signal` is never read
[INFO] [stdout]   --> src/broadcast.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct BroadcasterSync {
[INFO] [stdout]    |        --------------- field in this struct
[INFO] [stdout] 29 |     recv: Mutex<Vec<TrackReceiver>>,
[INFO] [stdout] 30 |     done_signal: AtomicBool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sync`, `buf_head`, and `buf_tail` are never read
[INFO] [stdout]   --> src/broadcast.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Broadcaster {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 34 |     sync: Arc<BroadcasterSync>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 35 |     mem: MmapMut,
[INFO] [stdout] 36 |     buf_head: usize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 37 |     buf_tail: usize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking backtrace v0.3.75
[INFO] [stderr]     Checking color-eyre v0.6.5
[INFO] [stdout] warning: unused imports: `AtomicBool`, `IntoRawFd`, and `ffi::c_void`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     ffi::c_void,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 3 |     io,
[INFO] [stdout] 4 |     os::fd::{IntoRawFd, OwnedFd},
[INFO] [stdout]   |              ^^^^^^^^^
[INFO] [stdout] 5 |     sync::atomic::{AtomicBool, AtomicU64, AtomicUsize, Ordering},
[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: `MessageHeader`
[INFO] [stdout]  --> src/broad_recv.rs:6:43
[INFO] [stdout]   |
[INFO] [stdout] 6 |     BroadIpcRecvState, BroadIpcSendState, MessageHeader, SIZE_HEADER, SIZE_RECV_STATE,
[INFO] [stdout]   |                                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `task::JoinHandle`
[INFO] [stdout]   --> src/broadcast.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tokio::{task::JoinHandle, time::timeout};
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DropGuard`
[INFO] [stdout]   --> src/broadcast.rs:14:43
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tokio_util::sync::{CancellationToken, DropGuard};
[INFO] [stdout]    |                                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MmapMut` and `Mmap`
[INFO] [stdout]  --> src/server.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use memmap2::{Mmap, MmapMut};
[INFO] [stdout]   |               ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::io::Interest`
[INFO] [stdout]  --> src/server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::io::Interest;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IpcState` and `SIZE_STATE`
[INFO] [stdout]  --> src/server.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     IpcState, MemQueue, MutMemQueue, SIZE_STATE, ST_ACTIVE, ST_CLOSED, ST_WAITING, WAKE_SEND,
[INFO] [stdout]   |     ^^^^^^^^                         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow_fd::BorrowFd`
[INFO] [stdout]   --> src/lib.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     borrow_fd::BorrowFd,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `head`
[INFO] [stdout]    --> src/broad_recv.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let head = self.state().head.value.load(Ordering::Relaxed);
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_head`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tail`
[INFO] [stdout]    --> src/broad_recv.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |         let tail = self.send_state().tail.value.load(Ordering::Acquire);
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_tail`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/broadcast.rs:187:45
[INFO] [stdout]     |
[INFO] [stdout] 187 |     pub async fn prepare_message(&mut self, len: usize) -> &mut [u8] {
[INFO] [stdout]     |                                             ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/broadcast.rs:201:44
[INFO] [stdout]     |
[INFO] [stdout] 201 |     pub async fn submit_message(&mut self, len: usize) {
[INFO] [stdout]     |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WAKE_RECV` is never used
[INFO] [stdout]   --> src/lib.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | const WAKE_RECV: u8 = 1;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `tail`, `state`, `queue_depth`, and `read` are never used
[INFO] [stdout]    --> src/lib.rs:234:12
[INFO] [stdout]     |
[INFO] [stdout] 203 | impl MemQueue {
[INFO] [stdout]     | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 234 |     pub fn tail(&self) -> u64 {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 239 |     pub fn state(&self) -> usize {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 254 |     pub fn queue_depth(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 262 |     pub fn read(&self, idx: u64) -> Option<&[u8]> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `queue`, `other_head`, `state`, `other_state`, and `set_other_head` are never used
[INFO] [stdout]    --> src/lib.rs:301:8
[INFO] [stdout]     |
[INFO] [stdout] 279 | impl MutMemQueue {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 301 |     fn queue(&self) -> &[MessageHeader] {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 328 |     pub fn other_head(&self) -> u64 {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 336 |     pub fn state(&self) -> usize {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 340 |     pub fn other_state(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 348 |     pub fn set_other_head(&mut self, val: u64) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `queue_depth` is never read
[INFO] [stdout]   --> src/broad_recv.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct BroadReceiver {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |     queue_depth: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `mem` and `conn` are never read
[INFO] [stdout]   --> src/broadcast.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct TrackReceiver {
[INFO] [stdout]    |        ------------- fields in this struct
[INFO] [stdout] 22 |     /// Shared memory from the receiver
[INFO] [stdout] 23 |     mem: Mmap,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 24 |     /// Unix Socket for the open connection to the receiver.
[INFO] [stdout] 25 |     conn: UnixSeqpacket,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `done_signal` is never read
[INFO] [stdout]   --> src/broadcast.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct BroadcasterSync {
[INFO] [stdout]    |        --------------- field in this struct
[INFO] [stdout] 29 |     recv: Mutex<Vec<TrackReceiver>>,
[INFO] [stdout] 30 |     done_signal: AtomicBool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sync`, `buf_head`, and `buf_tail` are never read
[INFO] [stdout]   --> src/broadcast.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Broadcaster {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 34 |     sync: Arc<BroadcasterSync>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 35 |     mem: MmapMut,
[INFO] [stdout] 36 |     buf_head: usize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 37 |     buf_tail: usize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.91s
[INFO] running `Command { std: "docker" "inspect" "51323f4dfb7af76860d7785caeb41bf21da96a0a87005031ed0e957ed9adcb08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51323f4dfb7af76860d7785caeb41bf21da96a0a87005031ed0e957ed9adcb08", kill_on_drop: false }`
[INFO] [stdout] 51323f4dfb7af76860d7785caeb41bf21da96a0a87005031ed0e957ed9adcb08
