[INFO] fetching crate crossbeam-deque 0.8.5... [INFO] checking crossbeam-deque-0.8.5 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate crossbeam-deque 0.8.5 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate crossbeam-deque 0.8.5 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 crossbeam-deque 0.8.5 [INFO] finished tweaking crates.io crate crossbeam-deque 0.8.5 [INFO] tweaked toml for crates.io crate crossbeam-deque 0.8.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 17 packages to latest compatible versions [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 49cd3ba329b581e3aa8fb94ca984539880473f3f0f0e2c6d4cd04f51bd35e3a0 [INFO] running `Command { std: "docker" "start" "-a" "49cd3ba329b581e3aa8fb94ca984539880473f3f0f0e2c6d4cd04f51bd35e3a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "49cd3ba329b581e3aa8fb94ca984539880473f3f0f0e2c6d4cd04f51bd35e3a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49cd3ba329b581e3aa8fb94ca984539880473f3f0f0e2c6d4cd04f51bd35e3a0", kill_on_drop: false }` [INFO] [stdout] 49cd3ba329b581e3aa8fb94ca984539880473f3f0f0e2c6d4cd04f51bd35e3a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] cc67c11d5b245a86bdb47513115e907160add44b9657b8fdecef8956920ec248 [INFO] running `Command { std: "docker" "start" "-a" "cc67c11d5b245a86bdb47513115e907160add44b9657b8fdecef8956920ec248", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-deque v0.8.5 (/opt/rustwide/workdir) [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stdout] error: this value of type `MutexGuard<'_, Vec>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> tests/fifo.rs:350:13 [INFO] [stdout] | [INFO] [stdout] 293 | let dropped = Arc::new(Mutex::new(Vec::new())); [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 294 | let remaining = Arc::new(AtomicUsize::new(COUNT)); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 350 | let mut v = dropped.lock().unwrap(); [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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `MutexGuard<'_, Vec>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> tests/injector.rs:368:13 [INFO] [stdout] | [INFO] [stdout] 311 | let dropped = Arc::new(Mutex::new(Vec::new())); [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 312 | let remaining = Arc::new(AtomicUsize::new(COUNT)); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 368 | let mut v = dropped.lock().unwrap(); [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] [stderr] error: could not compile `crossbeam-deque` (test "fifo") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `crossbeam-deque` (test "injector") due to 2 previous errors [INFO] [stdout] error: this value of type `MutexGuard<'_, Vec>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> tests/lifo.rs:352:13 [INFO] [stdout] | [INFO] [stdout] 295 | let dropped = Arc::new(Mutex::new(Vec::new())); [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 296 | let remaining = Arc::new(AtomicUsize::new(COUNT)); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 352 | let mut v = dropped.lock().unwrap(); [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] [stderr] error: could not compile `crossbeam-deque` (test "lifo") due to 2 previous errors [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "cc67c11d5b245a86bdb47513115e907160add44b9657b8fdecef8956920ec248", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc67c11d5b245a86bdb47513115e907160add44b9657b8fdecef8956920ec248", kill_on_drop: false }` [INFO] [stdout] cc67c11d5b245a86bdb47513115e907160add44b9657b8fdecef8956920ec248