io-uring 0.7.4

The low-level `io_uring` userspace interface for Rust
Documentation
Build #1858122 2025-03-12T12:20:57.159619+00:00
# rustc version
rustc 1.87.0-nightly (665025243 2025-03-11)# docs.rs version
docsrs 0.6.0 (004a02c4 2025-03-05)# build log
[INFO] running `Command { std: "docker" "create" "-v" "/home/cratesfyi/workspace-builder/builds/io-uring-0.7.4/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace-builder/builds/io-uring-0.7.4/source:/opt/rustwide/workdir:ro,Z" "-v" "/home/cratesfyi/workspace-builder/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/home/cratesfyi/workspace-builder/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "DOCS_RS=1" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "6442450944" "--cpus" "6" "--user" "1001:1001" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20250311-1.87.0-nightly-665025243\", \"--static-root-path\", \"/-/rustdoc.static/\", \"--cap-lints\", \"warn\", \"--extern-html-root-takes-precedence\"]" "--offline" "-Zunstable-options" "--config=doc.extern-map.registries.crates-io=\"https://docs.rs/{pkg_name}/{version}/x86_64-pc-windows-msvc\"" "-Zrustdoc-scrape-examples" "-j6" "--target" "x86_64-pc-windows-msvc", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 616a4fd4d4ec3c5ec76980c5f6e6a2893fbf055dfdf34a66b566aec8756e4b3b
[INFO] running `Command { std: "docker" "start" "-a" "616a4fd4d4ec3c5ec76980c5f6e6a2893fbf055dfdf34a66b566aec8756e4b3b", kill_on_drop: false }`
[INFO] [stderr] warning: Rustdoc did not scrape the following examples because they require dev-dependencies: readme, tcp_echo
[INFO] [stderr]     If you want Rustdoc to scrape these examples, then add `doc-scrape-examples = true`
[INFO] [stderr]     to the [[example]] target configuration of at least one example.
[INFO] [stderr] warning: target filter specified, but no targets matched; this is a no-op
[INFO] [stderr]  Documenting io-uring v0.7.4 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: could not find `unix` in `os`
[INFO] [stderr]  --> src/util.rs:2:14
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::os::unix::io::AsRawFd;
[INFO] [stderr]   |              ^^^^ could not find `unix` in `os`
[INFO] [stderr]   |
[INFO] [stderr] note: found an item that was configured out
[INFO] [stderr]  --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:36:9
[INFO] [stderr] note: the item is gated here
[INFO] [stderr]  --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:28:1
[INFO] [stderr] note: found an item that was configured out
[INFO] [stderr]  --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:85:9
[INFO] [stderr] note: the item is gated here
[INFO] [stderr]  --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:84:1
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `unix` in `os`
[INFO] [stderr]   --> src/util.rs:81:18
[INFO] [stderr]    |
[INFO] [stderr] 81 |     use std::os::unix::io::{AsRawFd, FromRawFd, IntoRawFd, RawFd};
[INFO] [stderr]    |                  ^^^^ could not find `unix` in `os`
[INFO] [stderr]    |
[INFO] [stderr] note: found an item that was configured out
[INFO] [stderr]   --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:36:9
[INFO] [stderr] note: the item is gated here
[INFO] [stderr]   --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:28:1
[INFO] [stderr] note: found an item that was configured out
[INFO] [stderr]   --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:85:9
[INFO] [stderr] note: the item is gated here
[INFO] [stderr]   --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:84:1
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `unix` in `os`
[INFO] [stderr]  --> src/opcode.rs:7:14
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::os::unix::io::RawFd;
[INFO] [stderr]   |              ^^^^ could not find `unix` in `os`
[INFO] [stderr]   |
[INFO] [stderr] note: found an item that was configured out
[INFO] [stderr]  --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:36:9
[INFO] [stderr] note: the item is gated here
[INFO] [stderr]  --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:28:1
[INFO] [stderr] note: found an item that was configured out
[INFO] [stderr]  --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:85:9
[INFO] [stderr] note: the item is gated here
[INFO] [stderr]  --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:84:1
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `unix` in `os`
[INFO] [stderr]  --> src/register.rs:3:14
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::os::unix::io::RawFd;
[INFO] [stderr]   |              ^^^^ could not find `unix` in `os`
[INFO] [stderr]   |
[INFO] [stderr] note: found an item that was configured out
[INFO] [stderr]  --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:36:9
[INFO] [stderr] note: the item is gated here
[INFO] [stderr]  --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:28:1
[INFO] [stderr] note: found an item that was configured out
[INFO] [stderr]  --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:85:9
[INFO] [stderr] note: the item is gated here
[INFO] [stderr]  --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:84:1
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `unix` in `os`
[INFO] [stderr]  --> src/submit.rs:1:14
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::os::unix::io::{AsRawFd, RawFd};
[INFO] [stderr]   |              ^^^^ could not find `unix` in `os`
[INFO] [stderr]   |
[INFO] [stderr] note: found an item that was configured out
[INFO] [stderr]  --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:36:9
[INFO] [stderr] note: the item is gated here
[INFO] [stderr]  --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:28:1
[INFO] [stderr] note: found an item that was configured out
[INFO] [stderr]  --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:85:9
[INFO] [stderr] note: the item is gated here
[INFO] [stderr]  --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:84:1
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `unix` in `os`
[INFO] [stderr]  --> src/types.rs:5:18
[INFO] [stderr]   |
[INFO] [stderr] 5 |     use std::os::unix::io::RawFd;
[INFO] [stderr]   |                  ^^^^ could not find `unix` in `os`
[INFO] [stderr]   |
[INFO] [stderr] note: found an item that was configured out
[INFO] [stderr]  --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:36:9
[INFO] [stderr] note: the item is gated here
[INFO] [stderr]  --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:28:1
[INFO] [stderr] note: found an item that was configured out
[INFO] [stderr]  --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:85:9
[INFO] [stderr] note: the item is gated here
[INFO] [stderr]  --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:84:1
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `unix` in `os`
[INFO] [stderr]   --> src/types.rs:49:14
[INFO] [stderr]    |
[INFO] [stderr] 49 | use std::os::unix::io::RawFd;
[INFO] [stderr]    |              ^^^^ could not find `unix` in `os`
[INFO] [stderr]    |
[INFO] [stderr] note: found an item that was configured out
[INFO] [stderr]   --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:36:9
[INFO] [stderr] note: the item is gated here
[INFO] [stderr]   --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:28:1
[INFO] [stderr] note: found an item that was configured out
[INFO] [stderr]   --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:85:9
[INFO] [stderr] note: the item is gated here
[INFO] [stderr]   --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:84:1
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `unix` in `os`
[INFO] [stderr]   --> src/lib.rs:18:14
[INFO] [stderr]    |
[INFO] [stderr] 18 | use std::os::unix::io::{AsRawFd, FromRawFd, RawFd};
[INFO] [stderr]    |              ^^^^ could not find `unix` in `os`
[INFO] [stderr]    |
[INFO] [stderr] note: found an item that was configured out
[INFO] [stderr]   --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:36:9
[INFO] [stderr] note: the item is gated here
[INFO] [stderr]   --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:28:1
[INFO] [stderr] note: found an item that was configured out
[INFO] [stderr]   --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:85:9
[INFO] [stderr] note: the item is gated here
[INFO] [stderr]   --> /rustc/6650252439d4e03368b305c42a10006e36f1545e\library\std\src\os\mod.rs:84:1
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `iovec` in crate `libc`
[INFO] [stderr]    --> src/opcode.rs:127:31
[INFO] [stderr]     |
[INFO] [stderr] 127 |         iovec: { *const libc::iovec },
[INFO] [stderr]     |                               ^^^^^ not found in `libc`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `iovec` in crate `libc`
[INFO] [stderr]    --> src/opcode.rs:166:31
[INFO] [stderr]     |
[INFO] [stderr] 166 |         iovec: { *const libc::iovec },
[INFO] [stderr]     |                               ^^^^^ not found in `libc`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `msghdr` in crate `libc`
[INFO] [stderr]    --> src/opcode.rs:428:29
[INFO] [stderr]     |
[INFO] [stderr] 428 |         msg: { *const libc::msghdr },
[INFO] [stderr]     |                             ^^^^^^ not found in `libc`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `msghdr` in crate `libc`
[INFO] [stderr]    --> src/opcode.rs:457:27
[INFO] [stderr]     |
[INFO] [stderr] 457 |         msg: { *mut libc::msghdr },
[INFO] [stderr]     |                           ^^^^^^ not found in `libc`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `msghdr` in crate `libc`
[INFO] [stderr]    --> src/opcode.rs:507:29
[INFO] [stderr]     |
[INFO] [stderr] 507 |         msg: { *const libc::msghdr },
[INFO] [stderr]     |                             ^^^^^^ not found in `libc`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `socklen_t` in crate `libc`
[INFO] [stderr]    --> src/opcode.rs:620:31
[INFO] [stderr]     |
[INFO] [stderr] 620 |         addrlen: { *mut libc::socklen_t },
[INFO] [stderr]     |                               ^^^^^^^^^ not found in `libc`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `socklen_t` in crate `libc`
[INFO] [stderr]    --> src/opcode.rs:696:26
[INFO] [stderr]     |
[INFO] [stderr] 696 |         addrlen: { libc::socklen_t }
[INFO] [stderr]     |                          ^^^^^^^^^ not found in `libc`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `mode_t` in crate `libc`
[INFO] [stderr]    --> src/opcode.rs:749:21
[INFO] [stderr]     |
[INFO] [stderr] 749 |         mode: libc::mode_t = 0
[INFO] [stderr]     |                     ^^^^^^ not found in `libc`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `socklen_t` in crate `libc`
[INFO] [stderr]     --> src/opcode.rs:1013:30
[INFO] [stderr]      |
[INFO] [stderr] 1013 |         dest_addr_len: libc::socklen_t = 0,
[INFO] [stderr]      |                              ^^^^^^^^^ not found in `libc`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `mode_t` in crate `libc`
[INFO] [stderr]     --> src/opcode.rs:1371:21
[INFO] [stderr]      |
[INFO] [stderr] 1371 |         mode: libc::mode_t = 0
[INFO] [stderr]      |                     ^^^^^^ not found in `libc`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `socklen_t` in crate `libc`
[INFO] [stderr]     --> src/opcode.rs:1693:30
[INFO] [stderr]      |
[INFO] [stderr] 1693 |         dest_addr_len: libc::socklen_t = 0,
[INFO] [stderr]      |                              ^^^^^^^^^ not found in `libc`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `msghdr` in crate `libc`
[INFO] [stderr]     --> src/opcode.rs:1730:29
[INFO] [stderr]      |
[INFO] [stderr] 1730 |         msg: { *const libc::msghdr },
[INFO] [stderr]      |                             ^^^^^^ not found in `libc`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `iovec` in crate `libc`
[INFO] [stderr]    --> src/submit.rs:186:57
[INFO] [stderr]     |
[INFO] [stderr] 186 |     pub unsafe fn register_buffers(&self, bufs: &[libc::iovec]) -> io::Result<()> {
[INFO] [stderr]     |                                                         ^^^^^ not found in `libc`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `iovec` in crate `libc`
[INFO] [stderr]    --> src/submit.rs:215:23
[INFO] [stderr]     |
[INFO] [stderr] 215 |         bufs: &[libc::iovec],
[INFO] [stderr]     |                       ^^^^^ not found in `libc`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `iovec` in crate `libc`
[INFO] [stderr]    --> src/submit.rs:258:58
[INFO] [stderr]     |
[INFO] [stderr] 258 |     pub unsafe fn register_buffers2(&self, bufs: &[libc::iovec], tags: &[u64]) -> io::Result<()> {
[INFO] [stderr]     |                                                          ^^^^^ not found in `libc`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `cpu_set_t` in crate `libc`
[INFO] [stderr]    --> src/submit.rs:513:53
[INFO] [stderr]     |
[INFO] [stderr] 513 |     pub fn register_iowq_aff(&self, cpu_set: &libc::cpu_set_t) -> io::Result<()> {
[INFO] [stderr]     |                                                     ^^^^^^^^^ not found in `libc`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `SYS_io_uring_register` in crate `libc`
[INFO] [stderr]   --> src/sys/mod.rs:43:40
[INFO] [stderr]    |
[INFO] [stderr] 43 | const SYSCALL_REGISTER: c_long = libc::SYS_io_uring_register;
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^ not found in `libc`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `SYS_io_uring_setup` in crate `libc`
[INFO] [stderr]   --> src/sys/mod.rs:49:37
[INFO] [stderr]    |
[INFO] [stderr] 49 | const SYSCALL_SETUP: c_long = libc::SYS_io_uring_setup;
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^ not found in `libc`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `SYS_io_uring_enter` in crate `libc`
[INFO] [stderr]   --> src/sys/mod.rs:55:37
[INFO] [stderr]    |
[INFO] [stderr] 55 | const SYSCALL_ENTER: c_long = libc::SYS_io_uring_enter;
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^ not found in `libc`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `sigset_t` in crate `libc`
[INFO] [stderr]    --> src/types.rs:254:57
[INFO] [stderr]     |
[INFO] [stderr] 254 |     pub fn sigmask<'new>(mut self, sigmask: &'new libc::sigset_t) -> SubmitArgs<'now, 'new> {
[INFO] [stderr]     |                                                         ^^^^^^^^ not found in `libc`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `msghdr` in crate `libc`
[INFO] [stderr]    --> src/types.rs:400:53
[INFO] [stderr]     |
[INFO] [stderr] 400 |     pub fn parse(buffer: &'buf [u8], msghdr: &libc::msghdr) -> Result<Self, ()> {
[INFO] [stderr]     |                                                     ^^^^^^ not found in `libc`
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0412, E0425, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0412`.
[INFO] [stderr] error: could not document `io-uring`
[INFO] running `Command { std: "docker" "inspect" "616a4fd4d4ec3c5ec76980c5f6e6a2893fbf055dfdf34a66b566aec8756e4b3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "616a4fd4d4ec3c5ec76980c5f6e6a2893fbf055dfdf34a66b566aec8756e4b3b", kill_on_drop: false }`
[INFO] [stdout] 616a4fd4d4ec3c5ec76980c5f6e6a2893fbf055dfdf34a66b566aec8756e4b3b