[INFO] fetching crate io_uring_actor 0.2.0...
[INFO] testing io_uring_actor-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate io_uring_actor 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate io_uring_actor 0.2.0
[INFO] finished tweaking crates.io crate io_uring_actor 0.2.0
[INFO] tweaked toml for crates.io crate io_uring_actor 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate io_uring_actor 0.2.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 81 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34ccc8d78ce7469211f0aea8df255eaf685e9fbc1f96b2ae5bed5f1ed41925a7
[INFO] running `Command { std: "docker" "start" "-a" "34ccc8d78ce7469211f0aea8df255eaf685e9fbc1f96b2ae5bed5f1ed41925a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34ccc8d78ce7469211f0aea8df255eaf685e9fbc1f96b2ae5bed5f1ed41925a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34ccc8d78ce7469211f0aea8df255eaf685e9fbc1f96b2ae5bed5f1ed41925a7", kill_on_drop: false }`
[INFO] [stdout] 34ccc8d78ce7469211f0aea8df255eaf685e9fbc1f96b2ae5bed5f1ed41925a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a0cdb4e0cf947333ddaa8f6cfe0331c7418d47c82cb7769562b02f6604be936
[INFO] running `Command { std: "docker" "start" "-a" "8a0cdb4e0cf947333ddaa8f6cfe0331c7418d47c82cb7769562b02f6604be936", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling io-uring v0.7.10
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling nu-ansi-term v0.50.1
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling io_uring_actor v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `statx` should have an upper camel case name
[INFO] [stdout]    --> src/io_uring.rs:127:16
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub struct statx {
[INFO] [stdout]     |                ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Statx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `statx_timestamp` should have an upper camel case name
[INFO] [stdout]    --> src/io_uring.rs:155:16
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub struct statx_timestamp {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `StatxTimestamp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.39s
[INFO] running `Command { std: "docker" "inspect" "8a0cdb4e0cf947333ddaa8f6cfe0331c7418d47c82cb7769562b02f6604be936", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a0cdb4e0cf947333ddaa8f6cfe0331c7418d47c82cb7769562b02f6604be936", kill_on_drop: false }`
[INFO] [stdout] 8a0cdb4e0cf947333ddaa8f6cfe0331c7418d47c82cb7769562b02f6604be936
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfce093cae4edf969d23c3cb4146cd439cb9b0a1131aeba0f97be944ecff63cf
[INFO] running `Command { std: "docker" "start" "-a" "bfce093cae4edf969d23c3cb4146cd439cb9b0a1131aeba0f97be944ecff63cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling io-uring v0.7.10
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling io_uring_actor v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `statx` should have an upper camel case name
[INFO] [stdout]    --> src/io_uring.rs:127:16
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub struct statx {
[INFO] [stdout]     |                ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Statx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `statx_timestamp` should have an upper camel case name
[INFO] [stdout]    --> src/io_uring.rs:155:16
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub struct statx_timestamp {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `StatxTimestamp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `statx` should have an upper camel case name
[INFO] [stdout]    --> src/io_uring.rs:127:16
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub struct statx {
[INFO] [stdout]     |                ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Statx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `statx_timestamp` should have an upper camel case name
[INFO] [stdout]    --> src/io_uring.rs:155:16
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub struct statx_timestamp {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `StatxTimestamp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new_zeroed`, `new_with_data`, and `as_slice` are never used
[INFO] [stdout]    --> src/io_uring.rs:35:20
[INFO] [stdout]     |
[INFO] [stdout]  34 |         impl<const N: usize> $name<N> {
[INFO] [stdout]     |         ----------------------------- associated items in this implementation
[INFO] [stdout]  35 |             pub fn new_zeroed() -> Self {
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  39 |             pub fn new_with_data(data: &[u8]) -> Self {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  46 |             pub fn as_slice(&self) -> &[u8] {
[INFO] [stdout]     |                    ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 812 |         create_aligned_page!(Page4K, 4096);
[INFO] [stdout]     |         ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `create_aligned_page` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new_zeroed` and `as_slice` are never used
[INFO] [stdout]    --> src/io_uring.rs:35:20
[INFO] [stdout]     |
[INFO] [stdout]  34 |         impl<const N: usize> $name<N> {
[INFO] [stdout]     |         ----------------------------- associated items in this implementation
[INFO] [stdout]  35 |             pub fn new_zeroed() -> Self {
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  46 |             pub fn as_slice(&self) -> &[u8] {
[INFO] [stdout]     |                    ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 906 |         create_aligned_page!(Page4K, 4096);
[INFO] [stdout]     |         ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `create_aligned_page` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.71s
[INFO] running `Command { std: "docker" "inspect" "bfce093cae4edf969d23c3cb4146cd439cb9b0a1131aeba0f97be944ecff63cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfce093cae4edf969d23c3cb4146cd439cb9b0a1131aeba0f97be944ecff63cf", kill_on_drop: false }`
[INFO] [stdout] bfce093cae4edf969d23c3cb4146cd439cb9b0a1131aeba0f97be944ecff63cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] df88add1f95fc8d005ee00616826bfc669dcb3bcd65258b74e7f2070c999e368
[INFO] running `Command { std: "docker" "start" "-a" "df88add1f95fc8d005ee00616826bfc669dcb3bcd65258b74e7f2070c999e368", kill_on_drop: false }`
[INFO] [stderr] warning: type `statx` should have an upper camel case name
[INFO] [stderr]    --> src/io_uring.rs:127:16
[INFO] [stderr]     |
[INFO] [stderr] 127 |     pub struct statx {
[INFO] [stderr]     |                ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Statx`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `statx_timestamp` should have an upper camel case name
[INFO] [stderr]    --> src/io_uring.rs:155:16
[INFO] [stderr]     |
[INFO] [stderr] 155 |     pub struct statx_timestamp {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `StatxTimestamp`
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new_zeroed`, `new_with_data`, and `as_slice` are never used
[INFO] [stderr]    --> src/io_uring.rs:35:20
[INFO] [stderr]     |
[INFO] [stderr]  34 |         impl<const N: usize> $name<N> {
[INFO] [stderr]     |         ----------------------------- associated items in this implementation
[INFO] [stderr]  35 |             pub fn new_zeroed() -> Self {
[INFO] [stderr]     |                    ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  39 |             pub fn new_with_data(data: &[u8]) -> Self {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  46 |             pub fn as_slice(&self) -> &[u8] {
[INFO] [stderr]     |                    ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 812 |         create_aligned_page!(Page4K, 4096);
[INFO] [stderr]     |         ---------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr]     = note: this warning originates in the macro `create_aligned_page` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new_zeroed` and `as_slice` are never used
[INFO] [stderr]    --> src/io_uring.rs:35:20
[INFO] [stderr]     |
[INFO] [stderr]  34 |         impl<const N: usize> $name<N> {
[INFO] [stderr]     |         ----------------------------- associated items in this implementation
[INFO] [stderr]  35 |             pub fn new_zeroed() -> Self {
[INFO] [stderr]     |                    ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  46 |             pub fn as_slice(&self) -> &[u8] {
[INFO] [stderr]     |                    ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 906 |         create_aligned_page!(Page4K, 4096);
[INFO] [stderr]     |         ---------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `create_aligned_page` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `io_uring_actor` (lib) generated 2 warnings
[INFO] [stderr] warning: `io_uring_actor` (lib test) generated 4 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/io_uring_actor-ad9600ca7738f93c)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test io_uring::tests::test_aligned_buffer_is_send ... ok
[INFO] [stdout] test io_uring::tests::test_io_uring_read_write ... FAILED
[INFO] [stdout] test io_uring::tests::test_io_uring_direct_read_write ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- io_uring::tests::test_io_uring_read_write stdout ----
[INFO] [stdout] Error: Os { code: 1, kind: PermissionDenied, message: "Operation not permitted" }
[INFO] [stdout] 
[INFO] [stdout] ---- io_uring::tests::test_io_uring_direct_read_write stdout ----
[INFO] [stdout] Error: Os { code: 1, kind: PermissionDenied, message: "Operation not permitted" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     io_uring::tests::test_io_uring_direct_read_write
[INFO] [stdout]     io_uring::tests::test_io_uring_read_write
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "df88add1f95fc8d005ee00616826bfc669dcb3bcd65258b74e7f2070c999e368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df88add1f95fc8d005ee00616826bfc669dcb3bcd65258b74e7f2070c999e368", kill_on_drop: false }`
[INFO] [stdout] df88add1f95fc8d005ee00616826bfc669dcb3bcd65258b74e7f2070c999e368
