[INFO] fetching crate cart-tmp-gmem 0.1.0... [INFO] checking cart-tmp-gmem-0.1.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate cart-tmp-gmem 0.1.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate cart-tmp-gmem 0.1.0 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 cart-tmp-gmem 0.1.0 [INFO] finished tweaking crates.io crate cart-tmp-gmem 0.1.0 [INFO] tweaked toml for crates.io crate cart-tmp-gmem 0.1.0 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 27 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding colorful v0.2.2 (available: v0.3.2) [INFO] [stderr] Adding getrandom v0.1.16 (available: v0.2.15) [INFO] [stderr] Adding gfx-hal v0.5.3 (available: v0.9.0) [INFO] [stderr] Adding rand v0.7.3 (available: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (available: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (available: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (available: v0.3.2) [INFO] [stderr] Adding raw-window-handle v0.3.4 (available: v0.6.2) [INFO] [stderr] Adding raw-window-handle v0.4.3 (available: v0.6.2) [INFO] [stderr] Adding wasi v0.9.0+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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 98d98d0f2feac904b2e94af8fe8d008bfa6a259a75268ede82cc5293655390bb [INFO] running `Command { std: "docker" "start" "-a" "98d98d0f2feac904b2e94af8fe8d008bfa6a259a75268ede82cc5293655390bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "98d98d0f2feac904b2e94af8fe8d008bfa6a259a75268ede82cc5293655390bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98d98d0f2feac904b2e94af8fe8d008bfa6a259a75268ede82cc5293655390bb", kill_on_drop: false }` [INFO] [stdout] 98d98d0f2feac904b2e94af8fe8d008bfa6a259a75268ede82cc5293655390bb [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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 817d5c8b460fb9f7055261b495d1313581f25087c2cd394e107bdd0642cc1fad [INFO] running `Command { std: "docker" "start" "-a" "817d5c8b460fb9f7055261b495d1313581f25087c2cd394e107bdd0642cc1fad", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking cty v0.2.2 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking raw-window-handle v0.4.3 [INFO] [stderr] Checking hibitset v0.6.4 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking raw-window-handle v0.3.4 [INFO] [stderr] Checking gfx-hal v0.5.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Checking cart-tmp-gmem v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stdout] warning: unnecessary qualification [INFO] [stdout] --> src/allocator/general.rs:22:6 [INFO] [stdout] | [INFO] [stdout] 22 | (mem::size_of::() * 8).pow(4) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | unused_qualifications [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 22 - (mem::size_of::() * 8).pow(4) [INFO] [stdout] 22 + (size_of::() * 8).pow(4) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary qualification [INFO] [stdout] --> src/allocator/general.rs:160:35 [INFO] [stdout] | [INFO] [stdout] 160 | const MAX_BLOCKS_PER_CHUNK: u32 = mem::size_of::() as u32 * 8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 160 - const MAX_BLOCKS_PER_CHUNK: u32 = mem::size_of::() as u32 * 8; [INFO] [stdout] 160 + const MAX_BLOCKS_PER_CHUNK: u32 = size_of::() as u32 * 8; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary qualification [INFO] [stdout] --> src/allocator/general.rs:439:17 [INFO] [stdout] | [INFO] [stdout] 439 | crate::AtomSize::new(align).unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 439 - crate::AtomSize::new(align).unwrap(), [INFO] [stdout] 439 + AtomSize::new(align).unwrap(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Result, Arc>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/allocator/linear.rs:120:15 [INFO] [stdout] | [INFO] [stdout] 119 | unsafe fn free_memory(self, device: &B::Device) -> Size { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 120 | match Arc::try_unwrap(self.memory) { [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] warning: field `min_device_allocation` is never read [INFO] [stdout] --> src/allocator/general.rs:119:5 [INFO] [stdout] | [INFO] [stdout] 105 | pub struct GeneralAllocator { [INFO] [stdout] | ---------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 119 | min_device_allocation: Size, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `GeneralAllocator` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cart-tmp-gmem` (lib) due to 2 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "817d5c8b460fb9f7055261b495d1313581f25087c2cd394e107bdd0642cc1fad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "817d5c8b460fb9f7055261b495d1313581f25087c2cd394e107bdd0642cc1fad", kill_on_drop: false }` [INFO] [stdout] 817d5c8b460fb9f7055261b495d1313581f25087c2cd394e107bdd0642cc1fad