[INFO] fetching crate liburing-rs 0.1.2...
[INFO] checking liburing-rs-0.1.2 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate liburing-rs 0.1.2 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate liburing-rs 0.1.2 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate liburing-rs 0.1.2
[INFO] finished tweaking crates.io crate liburing-rs 0.1.2
[INFO] tweaked toml for crates.io crate liburing-rs 0.1.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate liburing-rs 0.1.2 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b097283219cc8971907355074520a67027e86561a90a72128d643f5da40c348
[INFO] running `Command { std: "docker" "start" "-a" "1b097283219cc8971907355074520a67027e86561a90a72128d643f5da40c348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b097283219cc8971907355074520a67027e86561a90a72128d643f5da40c348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b097283219cc8971907355074520a67027e86561a90a72128d643f5da40c348", kill_on_drop: false }`
[INFO] [stdout] 1b097283219cc8971907355074520a67027e86561a90a72128d643f5da40c348
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56290c6bb40a81002a41e0da232d5bf5bde45bcc7aa6c50e28dbe18bad44ad2e
[INFO] running `Command { std: "docker" "start" "-a" "56290c6bb40a81002a41e0da232d5bf5bde45bcc7aa6c50e28dbe18bad44ad2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]     Checking bytemuck v1.14.1
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking atomic v0.6.0
[INFO] [stderr]     Checking liburing-rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `kdropped` and `array` are never read
[INFO] [stdout]   --> src/sq.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct SubmitQueue {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub kdropped: &'static mut AtomicU32,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 13 |     pub array: &'static mut [AtomicU32],
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `kdropped` and `array` are never read
[INFO] [stdout]   --> src/sq.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct SubmitQueue {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub kdropped: &'static mut AtomicU32,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 13 |     pub array: &'static mut [AtomicU32],
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.24s
[INFO] running `Command { std: "docker" "inspect" "56290c6bb40a81002a41e0da232d5bf5bde45bcc7aa6c50e28dbe18bad44ad2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56290c6bb40a81002a41e0da232d5bf5bde45bcc7aa6c50e28dbe18bad44ad2e", kill_on_drop: false }`
[INFO] [stdout] 56290c6bb40a81002a41e0da232d5bf5bde45bcc7aa6c50e28dbe18bad44ad2e