[INFO] fetching crate hooks-derive 1.0.1-alpha.8... [INFO] checking hooks-derive-1.0.1-alpha.8 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate hooks-derive 1.0.1-alpha.8 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate hooks-derive 1.0.1-alpha.8 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate hooks-derive 1.0.1-alpha.8 [INFO] finished tweaking crates.io crate hooks-derive 1.0.1-alpha.8 [INFO] tweaked toml for crates.io crate hooks-derive 1.0.1-alpha.8 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 12 packages to latest compatible versions [INFO] [stderr] Adding darling v0.14.4 (latest: v0.20.10) [INFO] [stderr] Adding darling_core v0.14.4 (latest: v0.20.10) [INFO] [stderr] Adding darling_macro v0.14.4 (latest: v0.20.10) [INFO] [stderr] Adding strsim v0.10.0 (latest: v0.11.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3b6809ab9e98995e5dfb81f854b11c44d34545f2c5a4f25420548ef754b7e136 [INFO] running `Command { std: "docker" "start" "-a" "3b6809ab9e98995e5dfb81f854b11c44d34545f2c5a4f25420548ef754b7e136", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3b6809ab9e98995e5dfb81f854b11c44d34545f2c5a4f25420548ef754b7e136", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b6809ab9e98995e5dfb81f854b11c44d34545f2c5a4f25420548ef754b7e136", kill_on_drop: false }` [INFO] [stdout] 3b6809ab9e98995e5dfb81f854b11c44d34545f2c5a4f25420548ef754b7e136 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2a2d7f952ebb787c96b1428f101c632922e0cd88cd5baadc0f706c5d7cb73236 [INFO] running `Command { std: "docker" "start" "-a" "2a2d7f952ebb787c96b1428f101c632922e0cd88cd5baadc0f706c5d7cb73236", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Checking ident_case v1.0.1 [INFO] [stderr] Checking darling_core v0.14.4 [INFO] [stderr] Compiling darling_macro v0.14.4 [INFO] [stderr] Checking darling v0.14.4 [INFO] [stderr] Checking hooks-derive-core v1.1.0-alpha.8 [INFO] [stderr] Checking hooks-derive v1.0.1-alpha.8 (/opt/rustwide/workdir) [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn hook(args: TokenStream, input: TokenStream) -> TokenStream { [INFO] [stdout] | ----------------- ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 12 | let attr_args = parse_macro_input!(args as AttributeArgs); [INFO] [stdout] | --------- ----------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 13 | [INFO] [stdout] 14 | let args = match ::hooks_derive_core::HookArgs::from_list(&attr_args) { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 15 | Ok(v) => v, [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 21 | let item_fn = parse_macro_input!(input as ItemFn); [INFO] [stdout] | ------- ----------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 22 | [INFO] [stdout] 23 | let (item_fn, error) = args.transform_item_fn(item_fn); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 24 | [INFO] [stdout] 25 | let item_fn = item_fn.into_token_stream(); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 26 | [INFO] [stdout] 27 | / if let Some(error) = error { [INFO] [stdout] 28 | | proc_macro2::TokenStream::from_iter([item_fn, error.write_errors()]) [INFO] [stdout] 29 | | } else { [INFO] [stdout] 30 | | item_fn [INFO] [stdout] 31 | | } [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] [stderr] error: could not compile `hooks-derive` (lib test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn hook(args: TokenStream, input: TokenStream) -> TokenStream { [INFO] [stdout] | ----------------- ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 12 | let attr_args = parse_macro_input!(args as AttributeArgs); [INFO] [stdout] | --------- ----------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 13 | [INFO] [stdout] 14 | let args = match ::hooks_derive_core::HookArgs::from_list(&attr_args) { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 15 | Ok(v) => v, [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 21 | let item_fn = parse_macro_input!(input as ItemFn); [INFO] [stdout] | ------- ----------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 22 | [INFO] [stdout] 23 | let (item_fn, error) = args.transform_item_fn(item_fn); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 24 | [INFO] [stdout] 25 | let item_fn = item_fn.into_token_stream(); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 26 | [INFO] [stdout] 27 | / if let Some(error) = error { [INFO] [stdout] 28 | | proc_macro2::TokenStream::from_iter([item_fn, error.write_errors()]) [INFO] [stdout] 29 | | } else { [INFO] [stdout] 30 | | item_fn [INFO] [stdout] 31 | | } [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] [stderr] error: could not compile `hooks-derive` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "2a2d7f952ebb787c96b1428f101c632922e0cd88cd5baadc0f706c5d7cb73236", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a2d7f952ebb787c96b1428f101c632922e0cd88cd5baadc0f706c5d7cb73236", kill_on_drop: false }` [INFO] [stdout] 2a2d7f952ebb787c96b1428f101c632922e0cd88cd5baadc0f706c5d7cb73236