[INFO] fetching crate seaslug 0.0.0...
[INFO] checking seaslug-0.0.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate seaslug 0.0.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate seaslug 0.0.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate seaslug 0.0.0
[INFO] finished tweaking crates.io crate seaslug 0.0.0
[INFO] tweaked toml for crates.io crate seaslug 0.0.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate seaslug 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded regex v1.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc494f8ecc1c18793c527eddcbba0d68ef0f9d5bf617b9bd74fe020d57122bd7
[INFO] running `Command { std: "docker" "start" "-a" "cc494f8ecc1c18793c527eddcbba0d68ef0f9d5bf617b9bd74fe020d57122bd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc494f8ecc1c18793c527eddcbba0d68ef0f9d5bf617b9bd74fe020d57122bd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc494f8ecc1c18793c527eddcbba0d68ef0f9d5bf617b9bd74fe020d57122bd7", kill_on_drop: false }`
[INFO] [stdout] cc494f8ecc1c18793c527eddcbba0d68ef0f9d5bf617b9bd74fe020d57122bd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 923b0d0aa222ad06818eab72192d838cd332358f42118b353c1fdf52c59e6c08
[INFO] running `Command { std: "docker" "start" "-a" "923b0d0aa222ad06818eab72192d838cd332358f42118b353c1fdf52c59e6c08", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling pico-args v0.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling string_cache v0.8.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling regex v1.4.4
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]     Checking lalrpop-util v0.19.5
[INFO] [stderr]    Compiling lalrpop v0.19.5
[INFO] [stderr]    Compiling seaslug v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/seaslug-3ce14d18dc3af1cd/out/syntax.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ebr::pin`
[INFO] [stdout]   --> src/lib.rs:25:32
[INFO] [stdout]    |
[INFO] [stdout] 25 |     cache_padded::CachePadded, ebr::pin, histogram::Histogram, lazy::Lazy,
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/seaslug-3ce14d18dc3af1cd/out/syntax.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/lib.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn load(path: &str) -> Ast {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/lib.rs:87:14
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn start(args: &Args) -> Scheduler {
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/lib.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn load(path: &str) -> Ast {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/lib.rs:87:14
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn start(args: &Args) -> Scheduler {
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Module`
[INFO] [stdout]  --> src/ast.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Module {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Struct`
[INFO] [stdout]  --> src/ast.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Struct {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Enum`
[INFO] [stdout]   --> src/ast.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Enum {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Function`
[INFO] [stdout]   --> src/ast.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Function {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Item`
[INFO] [stdout]   --> src/ast.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum Item {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Behavior`
[INFO] [stdout]   --> src/ast.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub enum Behavior {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `defer`
[INFO] [stdout]   --> src/ebr/mod.rs:33:19
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub(crate) fn defer<F, R>(&self, f: F)
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `wait`
[INFO] [stdout]   --> src/io/completion.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn wait(self) -> io::Result<C>
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fill`
[INFO] [stdout]    --> src/io/completion.rs:151:12
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub fn fill(self, inner: io::Result<io_uring_cqe>) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `start`
[INFO] [stdout]   --> src/io/io_uring/config.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn start(mut self) -> io::Result<Uring> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/io/io_uring/cq.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub(crate) fn new(
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reaper`
[INFO] [stdout]   --> src/io/io_uring/cq.rs:83:19
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub(crate) fn reaper(&mut self, ring_fd: i32) {
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `block_for_cqe`
[INFO] [stdout]   --> src/io/io_uring/cq.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 |         fn block_for_cqe(ring_fd: i32) -> io::Result<()> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reap_ready_cqes`
[INFO] [stdout]    --> src/io/io_uring/cq.rs:114:8
[INFO] [stdout]     |
[INFO] [stdout] 114 |     fn reap_ready_cqes(&mut self) -> Option<usize> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/io/io_uring/in_flight.rs:21:19
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub(crate) fn new(size: usize) -> InFlight {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `take_filler`
[INFO] [stdout]   --> src/io/io_uring/in_flight.rs:84:19
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub(crate) fn take_filler(
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/io/io_uring/sq.rs:43:19
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub(crate) fn new(
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/io/io_uring/ticket_queue.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub(crate) fn new(size: usize) -> TicketQueue {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push_multi`
[INFO] [stdout]   --> src/io/io_uring/ticket_queue.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub(crate) fn push_multi(
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/io/io_uring/uring.rs:41:19
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub(crate) fn new(
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `accept`
[INFO] [stdout]   --> src/io/io_uring/uring.rs:98:12
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn accept<'a>(&'a self, tcp_listener: &'a TcpListener) -> Completion<'a, TcpStream> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `connect`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn connect<'a, F>(
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `send`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:144:12
[INFO] [stdout]     |
[INFO] [stdout] 144 |     pub fn send<'a, F, B>(&'a self, stream: &'a F, iov: &'a B) -> Completion<'a, usize>
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `send_ordered`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:164:12
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub fn send_ordered<'a, F, B>(
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recv`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout] 194 |     pub fn recv<'a, F, B>(&'a self, stream: &'a F, iov: &'a B) -> Completion<'a, usize>
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recv_ordered`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:215:12
[INFO] [stdout]     |
[INFO] [stdout] 215 |     pub fn recv_ordered<'a, F, B>(
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fsync`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:253:12
[INFO] [stdout]     |
[INFO] [stdout] 253 |     pub fn fsync<'a>(&'a self, file: &'a File) -> Completion<'a, ()> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fsync_ordered`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:285:12
[INFO] [stdout]     |
[INFO] [stdout] 285 |     pub fn fsync_ordered<'a>(&'a self, file: &'a File, ordering: Ordering) -> Completion<'a, ()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fdatasync`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:309:12
[INFO] [stdout]     |
[INFO] [stdout] 309 |     pub fn fdatasync<'a>(&'a self, file: &'a File) -> Completion<'a, ()> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fdatasync_ordered`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:342:12
[INFO] [stdout]     |
[INFO] [stdout] 342 |     pub fn fdatasync_ordered<'a>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sync_file_range`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:366:12
[INFO] [stdout]     |
[INFO] [stdout] 366 |     pub fn sync_file_range<'a>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sync_file_range_ordered`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:387:12
[INFO] [stdout]     |
[INFO] [stdout] 387 |     pub fn sync_file_range_ordered<'a>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_at`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:424:12
[INFO] [stdout]     |
[INFO] [stdout] 424 |     pub fn write_at<'a, F, B>(&'a self, file: &'a F, iov: &'a B, at: u64) -> Completion<'a, usize>
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_at_ordered`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:455:12
[INFO] [stdout]     |
[INFO] [stdout] 455 |     pub fn write_at_ordered<'a, F, B>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_at`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:481:12
[INFO] [stdout]     |
[INFO] [stdout] 481 |     pub fn read_at<'a, F, B>(&'a self, file: &'a F, iov: &'a B, at: u64) -> Completion<'a, usize>
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_at_ordered`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:510:12
[INFO] [stdout]     |
[INFO] [stdout] 510 |     pub fn read_at_ordered<'a, F, B>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `nop`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:528:12
[INFO] [stdout]     |
[INFO] [stdout] 528 |     pub fn nop<'a>(&'a self) -> Completion<'a, ()> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `nop_ordered`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:534:12
[INFO] [stdout]     |
[INFO] [stdout] 534 |     pub fn nop_ordered<'a>(&'a self, ordering: Ordering) -> Completion<'a, ()> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `submit_all`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:558:12
[INFO] [stdout]     |
[INFO] [stdout] 558 |     pub fn submit_all(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `addr2raw`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:610:4
[INFO] [stdout]     |
[INFO] [stdout] 610 | fn addr2raw(addr: &std::net::SocketAddr) -> (*const libc::sockaddr, libc::socklen_t) {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `None`
[INFO] [stdout]   --> src/io/io_uring/mod.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     None,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Link`
[INFO] [stdout]   --> src/io/io_uring/mod.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     Link,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `uring_mmap`
[INFO] [stdout]   --> src/io/io_uring/mod.rs:69:4
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn uring_mmap(size: usize, ring_fd: i32, offset: i64) -> io::Result<*mut libc::c_void> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `new`
[INFO] [stdout]   --> src/io/mod.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn new() -> io::Result<Uring> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/machine_table.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn new() -> Owned<Node2> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `free`
[INFO] [stdout]    --> src/machine_table.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 |     free: Stack<MachineId>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `highest_mid`
[INFO] [stdout]    --> src/machine_table.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     highest_mid: AtomicU64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `max_mid`
[INFO] [stdout]    --> src/machine_table.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 108 |     max_mid: u64,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert`
[INFO] [stdout]    --> src/machine_table.rs:130:19
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub(crate) fn insert<'g>(&self, item: Machine, guard: &'g Guard) -> Option<MachineId> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]    --> src/machine_table.rs:157:19
[INFO] [stdout]     |
[INFO] [stdout] 157 |     pub(crate) fn get<'g>(&self, pid: MachineId, guard: &'g Guard) -> Shared<'g, Machine> {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `contains_pid`
[INFO] [stdout]    --> src/machine_table.rs:171:19
[INFO] [stdout]     |
[INFO] [stdout] 171 |     pub(crate) fn contains_pid(&self, pid: MachineId, guard: &Guard) -> bool {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `traverse`
[INFO] [stdout]    --> src/machine_table.rs:183:8
[INFO] [stdout]     |
[INFO] [stdout] 183 |     fn traverse<'g>(&self, k: MachineId, guard: &'g Guard) -> &'g Atomic<Machine> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `take_iter`
[INFO] [stdout]    --> src/stack.rs:117:19
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub(crate) fn take_iter<'a>(
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ast`
[INFO] [stdout]   --> src/lib.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     ast: Ast,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scheduler`
[INFO] [stdout]   --> src/lib.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     scheduler: Scheduler,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `work`
[INFO] [stdout]   --> src/lib.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 |     work: MachineTable,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `MessageBus`
[INFO] [stdout]   --> src/lib.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 | struct MessageBus;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Stm`
[INFO] [stdout]   --> src/lib.rs:96:8
[INFO] [stdout]    |
[INFO] [stdout] 96 | struct Stm;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ast`
[INFO] [stdout]   --> src/lib.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     ast: Ast,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Module`
[INFO] [stdout]  --> src/ast.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Module {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Struct`
[INFO] [stdout]  --> src/ast.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Struct {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Enum`
[INFO] [stdout]   --> src/ast.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Enum {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Function`
[INFO] [stdout]   --> src/ast.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Function {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Item`
[INFO] [stdout]   --> src/ast.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum Item {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Behavior`
[INFO] [stdout]   --> src/ast.rs:52:10
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub enum Behavior {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_empty`
[INFO] [stdout]   --> src/ebr/internal.rs:78:19
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub(super) fn is_empty(&self) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `flush`
[INFO] [stdout]    --> src/ebr/internal.rs:460:19
[INFO] [stdout]     |
[INFO] [stdout] 460 |     pub(super) fn flush(&self, guard: &Guard) {
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `defer`
[INFO] [stdout]   --> src/ebr/mod.rs:33:19
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub(crate) fn defer<F, R>(&self, f: F)
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `flush`
[INFO] [stdout]   --> src/ebr/mod.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn flush(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `wait`
[INFO] [stdout]   --> src/io/completion.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn wait(self) -> io::Result<C>
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fill`
[INFO] [stdout]    --> src/io/completion.rs:151:12
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub fn fill(self, inner: io::Result<io_uring_cqe>) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `start`
[INFO] [stdout]   --> src/io/io_uring/config.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn start(mut self) -> io::Result<Uring> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/io/io_uring/cq.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub(crate) fn new(
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reaper`
[INFO] [stdout]   --> src/io/io_uring/cq.rs:83:19
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub(crate) fn reaper(&mut self, ring_fd: i32) {
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `block_for_cqe`
[INFO] [stdout]   --> src/io/io_uring/cq.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 |         fn block_for_cqe(ring_fd: i32) -> io::Result<()> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reap_ready_cqes`
[INFO] [stdout]    --> src/io/io_uring/cq.rs:114:8
[INFO] [stdout]     |
[INFO] [stdout] 114 |     fn reap_ready_cqes(&mut self) -> Option<usize> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/io/io_uring/in_flight.rs:21:19
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub(crate) fn new(size: usize) -> InFlight {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `take_filler`
[INFO] [stdout]   --> src/io/io_uring/in_flight.rs:84:19
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub(crate) fn take_filler(
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/io/io_uring/sq.rs:43:19
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub(crate) fn new(
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/io/io_uring/ticket_queue.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub(crate) fn new(size: usize) -> TicketQueue {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push_multi`
[INFO] [stdout]   --> src/io/io_uring/ticket_queue.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub(crate) fn push_multi(
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/io/io_uring/uring.rs:41:19
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub(crate) fn new(
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `accept`
[INFO] [stdout]   --> src/io/io_uring/uring.rs:98:12
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn accept<'a>(&'a self, tcp_listener: &'a TcpListener) -> Completion<'a, TcpStream> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `connect`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn connect<'a, F>(
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `send`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:144:12
[INFO] [stdout]     |
[INFO] [stdout] 144 |     pub fn send<'a, F, B>(&'a self, stream: &'a F, iov: &'a B) -> Completion<'a, usize>
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `send_ordered`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:164:12
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub fn send_ordered<'a, F, B>(
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recv`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout] 194 |     pub fn recv<'a, F, B>(&'a self, stream: &'a F, iov: &'a B) -> Completion<'a, usize>
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recv_ordered`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:215:12
[INFO] [stdout]     |
[INFO] [stdout] 215 |     pub fn recv_ordered<'a, F, B>(
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fsync`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:253:12
[INFO] [stdout]     |
[INFO] [stdout] 253 |     pub fn fsync<'a>(&'a self, file: &'a File) -> Completion<'a, ()> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fsync_ordered`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:285:12
[INFO] [stdout]     |
[INFO] [stdout] 285 |     pub fn fsync_ordered<'a>(&'a self, file: &'a File, ordering: Ordering) -> Completion<'a, ()> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fdatasync`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:309:12
[INFO] [stdout]     |
[INFO] [stdout] 309 |     pub fn fdatasync<'a>(&'a self, file: &'a File) -> Completion<'a, ()> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fdatasync_ordered`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:342:12
[INFO] [stdout]     |
[INFO] [stdout] 342 |     pub fn fdatasync_ordered<'a>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sync_file_range`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:366:12
[INFO] [stdout]     |
[INFO] [stdout] 366 |     pub fn sync_file_range<'a>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sync_file_range_ordered`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:387:12
[INFO] [stdout]     |
[INFO] [stdout] 387 |     pub fn sync_file_range_ordered<'a>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_at`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:424:12
[INFO] [stdout]     |
[INFO] [stdout] 424 |     pub fn write_at<'a, F, B>(&'a self, file: &'a F, iov: &'a B, at: u64) -> Completion<'a, usize>
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_at_ordered`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:455:12
[INFO] [stdout]     |
[INFO] [stdout] 455 |     pub fn write_at_ordered<'a, F, B>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_at`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:481:12
[INFO] [stdout]     |
[INFO] [stdout] 481 |     pub fn read_at<'a, F, B>(&'a self, file: &'a F, iov: &'a B, at: u64) -> Completion<'a, usize>
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_at_ordered`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:510:12
[INFO] [stdout]     |
[INFO] [stdout] 510 |     pub fn read_at_ordered<'a, F, B>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `nop`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:528:12
[INFO] [stdout]     |
[INFO] [stdout] 528 |     pub fn nop<'a>(&'a self) -> Completion<'a, ()> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `nop_ordered`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:534:12
[INFO] [stdout]     |
[INFO] [stdout] 534 |     pub fn nop_ordered<'a>(&'a self, ordering: Ordering) -> Completion<'a, ()> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `submit_all`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:558:12
[INFO] [stdout]     |
[INFO] [stdout] 558 |     pub fn submit_all(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `addr2raw`
[INFO] [stdout]    --> src/io/io_uring/uring.rs:610:4
[INFO] [stdout]     |
[INFO] [stdout] 610 | fn addr2raw(addr: &std::net::SocketAddr) -> (*const libc::sockaddr, libc::socklen_t) {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `None`
[INFO] [stdout]   --> src/io/io_uring/mod.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     None,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Link`
[INFO] [stdout]   --> src/io/io_uring/mod.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     Link,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `uring_mmap`
[INFO] [stdout]   --> src/io/io_uring/mod.rs:69:4
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn uring_mmap(size: usize, ring_fd: i32, offset: i64) -> io::Result<*mut libc::c_void> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `new`
[INFO] [stdout]   --> src/io/mod.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn new() -> io::Result<Uring> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `FAN_MASK`
[INFO] [stdout]   --> src/machine_table.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | const FAN_MASK: u64 = (NODE2_FAN_OUT - 1) as u64;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/machine_table.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn new() -> Owned<Node2> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `free`
[INFO] [stdout]    --> src/machine_table.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 |     free: Stack<MachineId>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `highest_mid`
[INFO] [stdout]    --> src/machine_table.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     highest_mid: AtomicU64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `max_mid`
[INFO] [stdout]    --> src/machine_table.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 108 |     max_mid: u64,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert`
[INFO] [stdout]    --> src/machine_table.rs:130:19
[INFO] [stdout]     |
[INFO] [stdout] 130 |     pub(crate) fn insert<'g>(&self, item: Machine, guard: &'g Guard) -> Option<MachineId> {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]    --> src/machine_table.rs:157:19
[INFO] [stdout]     |
[INFO] [stdout] 157 |     pub(crate) fn get<'g>(&self, pid: MachineId, guard: &'g Guard) -> Shared<'g, Machine> {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `contains_pid`
[INFO] [stdout]    --> src/machine_table.rs:171:19
[INFO] [stdout]     |
[INFO] [stdout] 171 |     pub(crate) fn contains_pid(&self, pid: MachineId, guard: &Guard) -> bool {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `traverse`
[INFO] [stdout]    --> src/machine_table.rs:183:8
[INFO] [stdout]     |
[INFO] [stdout] 183 |     fn traverse<'g>(&self, k: MachineId, guard: &'g Guard) -> &'g Atomic<Machine> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `split_fanout`
[INFO] [stdout]    --> src/machine_table.rs:218:4
[INFO] [stdout]     |
[INFO] [stdout] 218 | fn split_fanout(id: MachineId) -> (usize, usize) {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `safe_usize`
[INFO] [stdout]    --> src/machine_table.rs:236:4
[INFO] [stdout]     |
[INFO] [stdout] 236 | fn safe_usize(value: MachineId) -> usize {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push`
[INFO] [stdout]   --> src/stack.rs:98:19
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub(crate) fn push(&self, inner: T, guard: &Guard) {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `take_iter`
[INFO] [stdout]    --> src/stack.rs:117:19
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub(crate) fn take_iter<'a>(
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop`
[INFO] [stdout]    --> src/stack.rs:136:19
[INFO] [stdout]     |
[INFO] [stdout] 136 |     pub(crate) fn pop(&self, guard: &Guard) -> Option<T> {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ast`
[INFO] [stdout]   --> src/lib.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     ast: Ast,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `scheduler`
[INFO] [stdout]   --> src/lib.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     scheduler: Scheduler,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `work`
[INFO] [stdout]   --> src/lib.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 |     work: MachineTable,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `MessageBus`
[INFO] [stdout]   --> src/lib.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 | struct MessageBus;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Stm`
[INFO] [stdout]   --> src/lib.rs:96:8
[INFO] [stdout]    |
[INFO] [stdout] 96 | struct Stm;
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ast`
[INFO] [stdout]   --> src/lib.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     ast: Ast,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 62 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 71 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.67s
[INFO] running `Command { std: "docker" "inspect" "923b0d0aa222ad06818eab72192d838cd332358f42118b353c1fdf52c59e6c08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "923b0d0aa222ad06818eab72192d838cd332358f42118b353c1fdf52c59e6c08", kill_on_drop: false }`
[INFO] [stdout] 923b0d0aa222ad06818eab72192d838cd332358f42118b353c1fdf52c59e6c08