[INFO] fetching crate default-constructor-macros 0.4.1... [INFO] checking default-constructor-macros-0.4.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate default-constructor-macros 0.4.1 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate default-constructor-macros 0.4.1 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 default-constructor-macros 0.4.1 [INFO] finished tweaking crates.io crate default-constructor-macros 0.4.1 [INFO] tweaked toml for crates.io crate default-constructor-macros 0.4.1 written to /workspace/builds/worker-6-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 7 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 9696b35d2239d27046c7155505efefac5fb122fed11a5c86355ce30480721c2b [INFO] running `Command { std: "docker" "start" "-a" "9696b35d2239d27046c7155505efefac5fb122fed11a5c86355ce30480721c2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9696b35d2239d27046c7155505efefac5fb122fed11a5c86355ce30480721c2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9696b35d2239d27046c7155505efefac5fb122fed11a5c86355ce30480721c2b", kill_on_drop: false }` [INFO] [stdout] 9696b35d2239d27046c7155505efefac5fb122fed11a5c86355ce30480721c2b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3f7fed88b7895870972e3a2e122e136b5d297f3479e0d20633ceca3219f7ad36 [INFO] running `Command { std: "docker" "start" "-a" "3f7fed88b7895870972e3a2e122e136b5d297f3479e0d20633ceca3219f7ad36", kill_on_drop: false }` [INFO] [stderr] Checking unicode-ident v1.0.13 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking proc-macro2 v1.0.86 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking default-constructor-macros v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `proc_macro2::TokenTree` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:87:17 [INFO] [stdout] | [INFO] [stdout] 72 | mut expr: Vec, [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 87 | let fields = parse_struct_definition(convert_fn, g.stream()); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 88 | expr.pop(); [INFO] [stdout] 89 | / quote! { [INFO] [stdout] 90 | | #(#expr)* #fields [INFO] [stdout] 91 | | } [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 `proc_macro2::TokenTree` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:87:17 [INFO] [stdout] | [INFO] [stdout] 72 | mut expr: Vec, [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 87 | let fields = parse_struct_definition(convert_fn, g.stream()); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 88 | expr.pop(); [INFO] [stdout] 89 | / quote! { [INFO] [stdout] 90 | | #(#expr)* #fields [INFO] [stdout] 91 | | } [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 `proc_macro2::TokenStream` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:191:25 [INFO] [stdout] | [INFO] [stdout] 191 | let block = parse_delimited(&convert_fn, g.stream()); [INFO] [stdout] | ^^^^^ [INFO] [stdout] 192 | Some(quote! { [INFO] [stdout] | __________________________- [INFO] [stdout] | |__________________________| [INFO] [stdout] | |__________________________| [INFO] [stdout] 193 | | { [INFO] [stdout] 194 | | #[allow(unused_imports)] [INFO] [stdout] 195 | | #[allow(clippy::needless_update)] [INFO] [stdout] ... | [INFO] [stdout] 199 | | } [INFO] [stdout] 200 | | }) [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] ... [INFO] [stdout] 204 | Some(quote! { [INFO] [stdout] | __________________________- [INFO] [stdout] | |__________________________| [INFO] [stdout] | |__________________________| [INFO] [stdout] 205 | | { [INFO] [stdout] 206 | | #[allow(unused_imports)] [INFO] [stdout] 207 | | #[allow(clippy::needless_update)] [INFO] [stdout] ... | [INFO] [stdout] 211 | | } [INFO] [stdout] 212 | | }) [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] ... [INFO] [stdout] 216 | tt => Some(quote! { [INFO] [stdout] | ____________________________- [INFO] [stdout] 217 | <#(#tt)* as ::core::default::Default>::default() [INFO] [stdout] 218 | | }), [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: this value of type `proc_macro2::TokenStream` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:191:25 [INFO] [stdout] | [INFO] [stdout] 191 | let block = parse_delimited(&convert_fn, g.stream()); [INFO] [stdout] | ^^^^^ [INFO] [stdout] 192 | Some(quote! { [INFO] [stdout] | __________________________- [INFO] [stdout] | |__________________________| [INFO] [stdout] | |__________________________| [INFO] [stdout] 193 | | { [INFO] [stdout] 194 | | #[allow(unused_imports)] [INFO] [stdout] 195 | | #[allow(clippy::needless_update)] [INFO] [stdout] ... | [INFO] [stdout] 199 | | } [INFO] [stdout] 200 | | }) [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] ... [INFO] [stdout] 204 | Some(quote! { [INFO] [stdout] | __________________________- [INFO] [stdout] | |__________________________| [INFO] [stdout] | |__________________________| [INFO] [stdout] 205 | | { [INFO] [stdout] 206 | | #[allow(unused_imports)] [INFO] [stdout] 207 | | #[allow(clippy::needless_update)] [INFO] [stdout] ... | [INFO] [stdout] 211 | | } [INFO] [stdout] 212 | | }) [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] ... [INFO] [stdout] 216 | tt => Some(quote! { [INFO] [stdout] | ____________________________- [INFO] [stdout] 217 | <#(#tt)* as ::core::default::Default>::default() [INFO] [stdout] 218 | | }), [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] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `default-constructor-macros` (lib test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `default-constructor-macros` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "3f7fed88b7895870972e3a2e122e136b5d297f3479e0d20633ceca3219f7ad36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f7fed88b7895870972e3a2e122e136b5d297f3479e0d20633ceca3219f7ad36", kill_on_drop: false }` [INFO] [stdout] 3f7fed88b7895870972e3a2e122e136b5d297f3479e0d20633ceca3219f7ad36