[INFO] fetching crate display_tree_derive 1.0.3... [INFO] checking display_tree_derive-1.0.3 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate display_tree_derive 1.0.3 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate display_tree_derive 1.0.3 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 display_tree_derive 1.0.3 [INFO] finished tweaking crates.io crate display_tree_derive 1.0.3 [INFO] tweaked toml for crates.io crate display_tree_derive 1.0.3 written to /workspace/builds/worker-1-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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9831da54b02c97afb788c31bcf5b96a48a7e733bc61df660eb938935a78cda2f [INFO] running `Command { std: "docker" "start" "-a" "9831da54b02c97afb788c31bcf5b96a48a7e733bc61df660eb938935a78cda2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9831da54b02c97afb788c31bcf5b96a48a7e733bc61df660eb938935a78cda2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9831da54b02c97afb788c31bcf5b96a48a7e733bc61df660eb938935a78cda2f", kill_on_drop: false }` [INFO] [stdout] 9831da54b02c97afb788c31bcf5b96a48a7e733bc61df660eb938935a78cda2f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5116870753c5d8593e398ff634d91f794608d4681bf3606d352b7c0943fd1a7f [INFO] running `Command { std: "docker" "start" "-a" "5116870753c5d8593e398ff634d91f794608d4681bf3606d352b7c0943fd1a7f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking syn v1.0.109 [INFO] [stderr] Checking display_tree_derive v1.0.3 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `TokenStream2` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/gen.rs:175:17 [INFO] [stdout] | [INFO] [stdout] 158 | pub fn generate_arm(variant: syn::Variant) -> TokenStream2 { [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 175 | let arm_inner = generate_enum_field_writes(&variant, field_bindings.clone(), config); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 176 | [INFO] [stdout] 177 | / quote! { [INFO] [stdout] 178 | | Self::#variant_ident { #(#field_bindings),* } => { [INFO] [stdout] 179 | | #arm_inner [INFO] [stdout] 180 | | } [INFO] [stdout] 181 | | } [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] ... [INFO] [stdout] 191 | / quote! { [INFO] [stdout] 192 | | Self::#variant_ident(#(#field_bindings),*) => { [INFO] [stdout] 193 | | #arm_inner [INFO] [stdout] 194 | | } [INFO] [stdout] 195 | | } [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] | [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 `display_tree_derive` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `TokenStream2` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/gen.rs:175:17 [INFO] [stdout] | [INFO] [stdout] 158 | pub fn generate_arm(variant: syn::Variant) -> TokenStream2 { [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 175 | let arm_inner = generate_enum_field_writes(&variant, field_bindings.clone(), config); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 176 | [INFO] [stdout] 177 | / quote! { [INFO] [stdout] 178 | | Self::#variant_ident { #(#field_bindings),* } => { [INFO] [stdout] 179 | | #arm_inner [INFO] [stdout] 180 | | } [INFO] [stdout] 181 | | } [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] ... [INFO] [stdout] 191 | / quote! { [INFO] [stdout] 192 | | Self::#variant_ident(#(#field_bindings),*) => { [INFO] [stdout] 193 | | #arm_inner [INFO] [stdout] 194 | | } [INFO] [stdout] 195 | | } [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] | [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 `display_tree_derive` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "5116870753c5d8593e398ff634d91f794608d4681bf3606d352b7c0943fd1a7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5116870753c5d8593e398ff634d91f794608d4681bf3606d352b7c0943fd1a7f", kill_on_drop: false }` [INFO] [stdout] 5116870753c5d8593e398ff634d91f794608d4681bf3606d352b7c0943fd1a7f