[INFO] fetching crate uki 0.3.1... [INFO] checking uki-0.3.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate uki 0.3.1 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate uki 0.3.1 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate uki 0.3.1 [INFO] finished tweaking crates.io crate uki 0.3.1 [INFO] tweaked toml for crates.io crate uki 0.3.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate uki 0.3.1 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 747fb1cc8c0749615045126d3c267b400d10f05ad746609ae21f94efd7d8b779 [INFO] running `Command { std: "docker" "start" "-a" "747fb1cc8c0749615045126d3c267b400d10f05ad746609ae21f94efd7d8b779", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "747fb1cc8c0749615045126d3c267b400d10f05ad746609ae21f94efd7d8b779", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "747fb1cc8c0749615045126d3c267b400d10f05ad746609ae21f94efd7d8b779", kill_on_drop: false }` [INFO] [stdout] 747fb1cc8c0749615045126d3c267b400d10f05ad746609ae21f94efd7d8b779 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7e5a6210618b3f33a6b7c67e0f8dad5d0601bd83e66239e196efbc7630cfacbb [INFO] running `Command { std: "docker" "start" "-a" "7e5a6210618b3f33a6b7c67e0f8dad5d0601bd83e66239e196efbc7630cfacbb", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.63 [INFO] [stderr] Compiling unicode-ident v1.0.9 [INFO] [stderr] Compiling quote v1.0.29 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling rustix v0.38.1 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Compiling slab v0.4.8 [INFO] [stderr] Checking bitflags v2.3.3 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Checking linux-raw-sys v0.4.3 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Compiling parking_lot_core v0.9.8 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Checking anstyle-parse v0.2.1 [INFO] [stderr] Compiling tokio v1.29.1 [INFO] [stderr] Checking tracing-core v0.1.31 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Checking anstyle v1.0.1 [INFO] [stderr] Compiling crossbeam-queue v0.3.8 [INFO] [stderr] Compiling syn v2.0.22 [INFO] [stderr] Checking bytes v1.4.0 [INFO] [stderr] Checking log v0.4.19 [INFO] [stderr] Checking clap_lex v0.5.0 [INFO] [stderr] Checking sharded-slab v0.1.4 [INFO] [stderr] Checking tracing-log v0.1.3 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking socket2 v0.5.3 [INFO] [stderr] Checking thread_local v1.1.7 [INFO] [stderr] Checking opool v0.1.1 [INFO] [stderr] Checking daemonize v0.5.0 [INFO] [stderr] Checking is-terminal v0.4.8 [INFO] [stderr] Checking anstream v0.3.2 [INFO] [stderr] Checking clap_builder v4.3.10 [INFO] [stderr] Checking tracing-subscriber v0.3.17 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling clap_derive v4.3.2 [INFO] [stderr] Compiling tracing-attributes v0.1.26 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Checking clap v4.3.10 [INFO] [stderr] Checking futures-executor v0.3.28 [INFO] [stderr] Checking futures v0.3.28 [INFO] [stderr] Checking forky-udpflow v0.2.0 [INFO] [stderr] Checking uki v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Arc>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/handler.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 24 | pub async fn handle(args: Args) -> std::io::Result<()> { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 25 | udpflow::set_timeout(std::time::Duration::from_secs(args.timeout)); [INFO] [stdout] 26 | let pool = opool::Pool::new(POOL_SIZE, ObjectPoolAllocator(args.mtu)).to_rc(); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Arc>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/handler.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 24 | pub async fn handle(args: Args) -> std::io::Result<()> { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 25 | udpflow::set_timeout(std::time::Duration::from_secs(args.timeout)); [INFO] [stdout] 26 | let pool = opool::Pool::new(POOL_SIZE, ObjectPoolAllocator(args.mtu)).to_rc(); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `RefGuard<'_, ObjectPoolAllocator, Vec>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/handler.rs:313:9 [INFO] [stdout] | [INFO] [stdout] 290 | mut peer_sock: T, [INFO] [stdout] | ------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 291 | mut remote_sock: U, [INFO] [stdout] | --------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 292 | args: Arc, [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 293 | pool: Arc, [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 294 | buf: Option<(PoolAllocatorObject, usize)>, [INFO] [stdout] | --- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 311 | tokio::pin!(deadline); [INFO] [stdout] | --------------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 312 | [INFO] [stdout] 313 | let mut peer_buf = pool.get(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 317 | / tokio::select! { [INFO] [stdout] 318 | | result = peer_sock.read(&mut peer_buf) => { [INFO] [stdout] 319 | | let n = match result { [INFO] [stdout] 320 | | Ok(n) => n, [INFO] [stdout] ... | [INFO] [stdout] 361 | | } [INFO] [stdout] 362 | | } [INFO] [stdout] | | - [INFO] [stdout] | |_________| [INFO] [stdout] | |_________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `RefGuard<'_, ObjectPoolAllocator, Vec>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/handler.rs:313:9 [INFO] [stdout] | [INFO] [stdout] 290 | mut peer_sock: T, [INFO] [stdout] | ------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 291 | mut remote_sock: U, [INFO] [stdout] | --------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 292 | args: Arc, [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 293 | pool: Arc, [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 294 | buf: Option<(PoolAllocatorObject, usize)>, [INFO] [stdout] | --- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 311 | tokio::pin!(deadline); [INFO] [stdout] | --------------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 312 | [INFO] [stdout] 313 | let mut peer_buf = pool.get(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 317 | / tokio::select! { [INFO] [stdout] 318 | | result = peer_sock.read(&mut peer_buf) => { [INFO] [stdout] 319 | | let n = match result { [INFO] [stdout] 320 | | Ok(n) => n, [INFO] [stdout] ... | [INFO] [stdout] 361 | | } [INFO] [stdout] 362 | | } [INFO] [stdout] | | - [INFO] [stdout] | |_________| [INFO] [stdout] | |_________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `uki` (lib test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `uki` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "7e5a6210618b3f33a6b7c67e0f8dad5d0601bd83e66239e196efbc7630cfacbb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e5a6210618b3f33a6b7c67e0f8dad5d0601bd83e66239e196efbc7630cfacbb", kill_on_drop: false }` [INFO] [stdout] 7e5a6210618b3f33a6b7c67e0f8dad5d0601bd83e66239e196efbc7630cfacbb