[INFO] fetching crate rustfft 6.2.0... [INFO] checking rustfft-6.2.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate rustfft 6.2.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate rustfft 6.2.0 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 rustfft 6.2.0 [INFO] finished tweaking crates.io crate rustfft 6.2.0 [INFO] tweaked toml for crates.io crate rustfft 6.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate rustfft 6.2.0 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-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 16239028ff4175abdbf10db1f961f53bae2f534c658f8016ef4d94aa5a2cfcb2 [INFO] running `Command { std: "docker" "start" "-a" "16239028ff4175abdbf10db1f961f53bae2f534c658f8016ef4d94aa5a2cfcb2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "16239028ff4175abdbf10db1f961f53bae2f534c658f8016ef4d94aa5a2cfcb2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16239028ff4175abdbf10db1f961f53bae2f534c658f8016ef4d94aa5a2cfcb2", kill_on_drop: false }` [INFO] [stdout] 16239028ff4175abdbf10db1f961f53bae2f534c658f8016ef4d94aa5a2cfcb2 [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=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] 4aa554fe5dc704c0658f4fd110998134977aece8bea069342e8cd612dd665f7d [INFO] running `Command { std: "docker" "start" "-a" "4aa554fe5dc704c0658f4fd110998134977aece8bea069342e8cd612dd665f7d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.90 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling log v0.4.20 [INFO] [stderr] Compiling bumpalo v3.14.0 [INFO] [stderr] Compiling libc v0.2.140 [INFO] [stderr] Compiling wasm-bindgen v0.2.90 [INFO] [stderr] Compiling paste v1.0.12 [INFO] [stderr] Checking strength_reduce v0.2.4 [INFO] [stderr] Compiling rustfft v6.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Checking getrandom v0.2.8 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking num-complex v0.4.3 [INFO] [stderr] Checking primal-check v0.3.3 [INFO] [stderr] Checking transpose v0.2.2 [INFO] [stdout] warning: unexpected `cfg` condition value: `bench` [INFO] [stdout] --> src/lib.rs:1:17 [INFO] [stdout] | [INFO] [stdout] 1 | #![cfg_attr(all(feature = "bench", test), feature(test))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `avx`, `default`, `neon`, `sse`, and `wasm_simd` [INFO] [stdout] = help: consider adding `bench` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::sse_butterflies::*` [INFO] [stdout] --> src/sse/mod.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | pub use self::sse_butterflies::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::sse_prime_butterflies::*` [INFO] [stdout] --> src/sse/mod.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | pub use self::sse_prime_butterflies::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::sse_radix4::*` [INFO] [stdout] --> src/sse/mod.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | pub use self::sse_radix4::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.90 [INFO] [stderr] Compiling wasm-bindgen-test-macro v0.3.40 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.90 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.90 [INFO] [stdout] warning: associated functions `column_butterfly4_negaterow3` and `column_butterfly16` are never used [INFO] [stdout] --> src/avx/avx_vector.rs:157:15 [INFO] [stdout] | [INFO] [stdout] 16 | pub trait AvxVector: Copy + Debug + Send + Sync { [INFO] [stdout] | --------- associated functions in this trait [INFO] [stdout] ... [INFO] [stdout] 157 | unsafe fn column_butterfly4_negaterow3( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 432 | unsafe fn column_butterfly16( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `split` and `hadd_complex` are never used [INFO] [stdout] --> src/avx/avx_vector.rs:494:15 [INFO] [stdout] | [INFO] [stdout] 488 | pub trait AvxVector256: AvxVector { [INFO] [stdout] | ------------ methods in this trait [INFO] [stdout] ... [INFO] [stdout] 494 | unsafe fn split(self) -> (Self::HalfVector, Self::HalfVector) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 503 | unsafe fn hadd_complex(self) -> Complex; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking js-sys v0.3.67 [INFO] [stderr] Checking console_error_panic_hook v0.1.7 [INFO] [stderr] Checking wasm-bindgen-futures v0.4.40 [INFO] [stderr] Checking wasm-bindgen-test v0.3.40 [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] --> tests/accuracy.rs:117:13 [INFO] [stdout] | [INFO] [stdout] 114 | let cache: ControlCache = ControlCache::new(TEST_MAX, direction); [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 117 | let control = cache.plan_fft(len); [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] --> tests/accuracy.rs:132:13 [INFO] [stdout] | [INFO] [stdout] 129 | let cache: ControlCache = ControlCache::new(TEST_MAX, direction); [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 132 | let control = cache.plan_fft(len); [INFO] [stdout] | ^^^^^^^ [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 `Arc>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> tests/accuracy.rs:147:13 [INFO] [stdout] | [INFO] [stdout] 144 | let cache: ControlCache = ControlCache::new(TEST_MAX, direction); [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 147 | let control = cache.plan_fft(len); [INFO] [stdout] | ^^^^^^^ [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 `Arc>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> tests/accuracy.rs:162:13 [INFO] [stdout] | [INFO] [stdout] 159 | let cache: ControlCache = ControlCache::new(TEST_MAX, direction); [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 162 | let control = cache.plan_fft(len); [INFO] [stdout] | ^^^^^^^ [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 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rustfft` (test "accuracy") due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: struct `Noop` is never constructed [INFO] [stdout] --> benches/bench_rustfft.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | struct Noop { [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: struct `Noop` is never constructed [INFO] [stdout] --> benches/bench_rustfft_scalar.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | struct Noop { [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: unexpected `cfg` condition value: `bench` [INFO] [stdout] --> src/lib.rs:1:17 [INFO] [stdout] | [INFO] [stdout] 1 | #![cfg_attr(all(feature = "bench", test), feature(test))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `avx`, `default`, `neon`, `sse`, and `wasm_simd` [INFO] [stdout] = help: consider adding `bench` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::sse_butterflies::*` [INFO] [stdout] --> src/sse/mod.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | pub use self::sse_butterflies::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::sse_prime_butterflies::*` [INFO] [stdout] --> src/sse/mod.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | pub use self::sse_prime_butterflies::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::sse_radix4::*` [INFO] [stdout] --> src/sse/mod.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | pub use self::sse_radix4::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `column_butterfly4_negaterow3` and `column_butterfly16` are never used [INFO] [stdout] --> src/avx/avx_vector.rs:157:15 [INFO] [stdout] | [INFO] [stdout] 16 | pub trait AvxVector: Copy + Debug + Send + Sync { [INFO] [stdout] | --------- associated functions in this trait [INFO] [stdout] ... [INFO] [stdout] 157 | unsafe fn column_butterfly4_negaterow3( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 432 | unsafe fn column_butterfly16( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `split` and `hadd_complex` are never used [INFO] [stdout] --> src/avx/avx_vector.rs:494:15 [INFO] [stdout] | [INFO] [stdout] 488 | pub trait AvxVector256: AvxVector { [INFO] [stdout] | ------------ methods in this trait [INFO] [stdout] ... [INFO] [stdout] 494 | unsafe fn split(self) -> (Self::HalfVector, Self::HalfVector) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 503 | unsafe fn hadd_complex(self) -> Complex; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4aa554fe5dc704c0658f4fd110998134977aece8bea069342e8cd612dd665f7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4aa554fe5dc704c0658f4fd110998134977aece8bea069342e8cd612dd665f7d", kill_on_drop: false }` [INFO] [stdout] 4aa554fe5dc704c0658f4fd110998134977aece8bea069342e8cd612dd665f7d