[INFO] fetching crate packed_struct_codegen 0.10.1... [INFO] checking packed_struct_codegen-0.10.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate packed_struct_codegen 0.10.1 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate packed_struct_codegen 0.10.1 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 packed_struct_codegen 0.10.1 [INFO] finished tweaking crates.io crate packed_struct_codegen 0.10.1 [INFO] tweaked toml for crates.io crate packed_struct_codegen 0.10.1 written to /workspace/builds/worker-7-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 4 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5c438192b2e6b7e832e2f0bc5a66e579bb53c216100134da01b1285d01fcb771 [INFO] running `Command { std: "docker" "start" "-a" "5c438192b2e6b7e832e2f0bc5a66e579bb53c216100134da01b1285d01fcb771", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c438192b2e6b7e832e2f0bc5a66e579bb53c216100134da01b1285d01fcb771", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c438192b2e6b7e832e2f0bc5a66e579bb53c216100134da01b1285d01fcb771", kill_on_drop: false }` [INFO] [stdout] 5c438192b2e6b7e832e2f0bc5a66e579bb53c216100134da01b1285d01fcb771 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 7cac44c42f87ecbea2f29e836f34b433590d6f48d45d007fe556f6b5dc826247 [INFO] running `Command { std: "docker" "start" "-a" "7cac44c42f87ecbea2f29e836f34b433590d6f48d45d007fe556f6b5dc826247", kill_on_drop: false }` [INFO] [stderr] Checking packed_struct_codegen v0.10.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Vec` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/pack_codegen.rs:192:13 [INFO] [stdout] | [INFO] [stdout] 192 | let mut pack = vec![]; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 246 | pack: quote! { [INFO] [stdout] | ___________________- [INFO] [stdout] | |___________________| [INFO] [stdout] 247 | | #(#pack)* [INFO] [stdout] 248 | | }, [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] 249 | unpack: quote! { [INFO] [stdout] | _____________________- [INFO] [stdout] 250 | let mut b = [0; #packed_field_len]; [INFO] [stdout] 251 | #(#unpack)* [INFO] [stdout] 252 | b [INFO] [stdout] 253 | | } [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 `Vec` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/pack_codegen.rs:192:13 [INFO] [stdout] | [INFO] [stdout] 192 | let mut pack = vec![]; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 246 | pack: quote! { [INFO] [stdout] | ___________________- [INFO] [stdout] | |___________________| [INFO] [stdout] 247 | | #(#pack)* [INFO] [stdout] 248 | | }, [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] 249 | unpack: quote! { [INFO] [stdout] | _____________________- [INFO] [stdout] 250 | let mut b = [0; #packed_field_len]; [INFO] [stdout] 251 | #(#unpack)* [INFO] [stdout] 252 | b [INFO] [stdout] 253 | | } [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] warning: field `size` is never read [INFO] [stdout] --> src/pack.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 18 | Array { [INFO] [stdout] | ----- field in this variant [INFO] [stdout] 19 | ident: syn::Ident, [INFO] [stdout] 20 | size: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `data_struct` is never read [INFO] [stdout] --> src/pack.rs:51:9 [INFO] [stdout] | [INFO] [stdout] 47 | pub struct PackStruct<'a> { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 51 | pub data_struct: &'a syn::DataStruct, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `size` is never read [INFO] [stdout] --> src/pack.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 18 | Array { [INFO] [stdout] | ----- field in this variant [INFO] [stdout] 19 | ident: syn::Ident, [INFO] [stdout] 20 | size: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `data_struct` is never read [INFO] [stdout] --> src/pack.rs:51:9 [INFO] [stdout] | [INFO] [stdout] 47 | pub struct PackStruct<'a> { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 51 | pub data_struct: &'a syn::DataStruct, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `packed_struct_codegen` (lib) due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `packed_struct_codegen` (lib test) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "7cac44c42f87ecbea2f29e836f34b433590d6f48d45d007fe556f6b5dc826247", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7cac44c42f87ecbea2f29e836f34b433590d6f48d45d007fe556f6b5dc826247", kill_on_drop: false }` [INFO] [stdout] 7cac44c42f87ecbea2f29e836f34b433590d6f48d45d007fe556f6b5dc826247