[INFO] fetching crate bitstream_reader_derive 0.7.1... [INFO] checking bitstream_reader_derive-0.7.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate bitstream_reader_derive 0.7.1 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate bitstream_reader_derive 0.7.1 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 bitstream_reader_derive 0.7.1 [INFO] finished tweaking crates.io crate bitstream_reader_derive 0.7.1 [INFO] tweaked toml for crates.io crate bitstream_reader_derive 0.7.1 written to /workspace/builds/worker-3-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 10 packages to latest compatible versions [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5f938f4e80da83ad4df206a8d5faf14f65f76cfe48886ec296562f6344232842 [INFO] running `Command { std: "docker" "start" "-a" "5f938f4e80da83ad4df206a8d5faf14f65f76cfe48886ec296562f6344232842", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5f938f4e80da83ad4df206a8d5faf14f65f76cfe48886ec296562f6344232842", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f938f4e80da83ad4df206a8d5faf14f65f76cfe48886ec296562f6344232842", kill_on_drop: false }` [INFO] [stdout] 5f938f4e80da83ad4df206a8d5faf14f65f76cfe48886ec296562f6344232842 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 1aa857fabf93a42e314e9891fe99098948b6e70d6b932d8141a53e6a2c1f210e [INFO] running `Command { std: "docker" "start" "-a" "1aa857fabf93a42e314e9891fe99098948b6e70d6b932d8141a53e6a2c1f210e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking syn_util v0.4.2 [INFO] [stderr] Checking bitstream_reader_derive v0.7.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Fields` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:263:35 [INFO] [stdout] | [INFO] [stdout] 259 | fn parse(data: Data, struct_name: &Ident, attrs: &[Attribute], unchecked: bool) -> TokenStream { [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] ... [INFO] [stdout] 263 | Data::Struct(DataStruct { fields, .. }) => { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 318 | / quote_spanned! { span => [INFO] [stdout] 319 | | #(#definitions)* [INFO] [stdout] 320 | | [INFO] [stdout] 321 | | Ok(#struct_name { [INFO] [stdout] 322 | | #(#struct_definition)* [INFO] [stdout] 323 | | }) [INFO] [stdout] 324 | | } [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] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 325 | } [INFO] [stdout] 326 | Fields::Unnamed(_) => quote_spanned! { span => [INFO] [stdout] | _______________________________________- [INFO] [stdout] | |_______________________________________| [INFO] [stdout] | |_______________________________________| [INFO] [stdout] | |_______________________________________| [INFO] [stdout] | |_______________________________________| [INFO] [stdout] | |_______________________________________| [INFO] [stdout] 327 | | Ok(#struct_name( [INFO] [stdout] 328 | | #(#values ,)* [INFO] [stdout] 329 | | )) [INFO] [stdout] 330 | | }, [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] ... [INFO] [stdout] 390 | / quote_spanned! {span=> [INFO] [stdout] 391 | | let discriminant:usize = stream.read_int(#discriminant_bits as usize)?; [INFO] [stdout] 392 | | Ok(match discriminant { [INFO] [stdout] 393 | | #(#match_arms)* [INFO] [stdout] ... | [INFO] [stdout] 397 | | }) [INFO] [stdout] 398 | | } [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] | [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 `Fields` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:408:35 [INFO] [stdout] | [INFO] [stdout] 404 | fn size(data: Data, struct_name: &Ident, attrs: &[Attribute], has_input_size: bool) -> TokenStream { [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] ... [INFO] [stdout] 408 | Data::Struct(DataStruct { fields, .. }) => { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 435 | Fields::Named(_) => quote_spanned! { span => [INFO] [stdout] | _____________________________________- [INFO] [stdout] | |_____________________________________| [INFO] [stdout] | |_____________________________________| [INFO] [stdout] | |_____________________________________| [INFO] [stdout] 436 | | Some(0usize)#(.and_then(|sum: usize| #sizes.map(|size: usize| sum + size)))* [INFO] [stdout] 437 | | }, [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] 438 | Fields::Unnamed(_) => quote_spanned! { span => [INFO] [stdout] | _______________________________________- [INFO] [stdout] | |_______________________________________| [INFO] [stdout] | |_______________________________________| [INFO] [stdout] | |_______________________________________| [INFO] [stdout] 439 | | Some(0usize)#(.and_then(|sum: usize| #sizes.map(|size: usize| sum + size)))* [INFO] [stdout] 440 | | }, [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] | [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 `bitstream_reader_derive` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "1aa857fabf93a42e314e9891fe99098948b6e70d6b932d8141a53e6a2c1f210e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1aa857fabf93a42e314e9891fe99098948b6e70d6b932d8141a53e6a2c1f210e", kill_on_drop: false }` [INFO] [stdout] 1aa857fabf93a42e314e9891fe99098948b6e70d6b932d8141a53e6a2c1f210e