[INFO] fetching crate mogwai-macros 0.1.0... [INFO] checking mogwai-macros-0.1.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate mogwai-macros 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate mogwai-macros 0.1.0 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 mogwai-macros 0.1.0 [INFO] finished tweaking crates.io crate mogwai-macros 0.1.0 [INFO] tweaked toml for crates.io crate mogwai-macros 0.1.0 written to /workspace/builds/worker-5-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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 52 packages to latest compatible versions [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [INFO] [stderr] Adding syn-rsx v0.7.3 (available: v0.9.0) [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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] db5f5e4bb8f1748285e987626b4cd69cd314c6b8434682f1bfe7816a58d0ec36 [INFO] running `Command { std: "docker" "start" "-a" "db5f5e4bb8f1748285e987626b4cd69cd314c6b8434682f1bfe7816a58d0ec36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "db5f5e4bb8f1748285e987626b4cd69cd314c6b8434682f1bfe7816a58d0ec36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db5f5e4bb8f1748285e987626b4cd69cd314c6b8434682f1bfe7816a58d0ec36", kill_on_drop: false }` [INFO] [stdout] db5f5e4bb8f1748285e987626b4cd69cd314c6b8434682f1bfe7816a58d0ec36 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] eaeac0e8988b8ff687b3281f0ef167513efcae1a42ae3ee7da9ac4b0328ff2e6 [INFO] running `Command { std: "docker" "start" "-a" "eaeac0e8988b8ff687b3281f0ef167513efcae1a42ae3ee7da9ac4b0328ff2e6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.93 [INFO] [stderr] Compiling bumpalo v3.16.0 [INFO] [stderr] Compiling wasm-bindgen v0.2.93 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking pin-project-lite v0.2.14 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking syn v1.0.109 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Checking syn-rsx v0.7.3 [INFO] [stderr] Checking mogwai-macros v0.1.0 (/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/tokens.rs:180:17 [INFO] [stdout] | [INFO] [stdout] 180 | let attributes = if input.lookahead1().peek(token::Paren) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 181 | let paren_content; [INFO] [stdout] 182 | let _paren_token: token::Paren = syn::parenthesized!(paren_content in input); [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] 191 | let _brace: token::Brace = syn::braced!(brace_content in input); [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] = 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/lib.rs:58:18 [INFO] [stdout] | [INFO] [stdout] 44 | let mogwai_path = quote! { mogwai }; [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 58 | let (attribute_tokens, attribute_errs) = [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 81 | Ok(quote! {{ [INFO] [stdout] | ____________________- [INFO] [stdout] | |____________________| [INFO] [stdout] | |____________________| [INFO] [stdout] | |____________________| [INFO] [stdout] | |____________________| [INFO] [stdout] | |____________________| [INFO] [stdout] 82 | | #create [INFO] [stdout] 83 | | #(#attribute_tokens)* [INFO] [stdout] 84 | | #(#child_tokens)* [INFO] [stdout] 85 | | }}) [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] [INFO] [stdout] [INFO] [stdout] warning: field `name_span` is never read [INFO] [stdout] --> src/tokens.rs:163:9 [INFO] [stdout] | [INFO] [stdout] 161 | Element { [INFO] [stdout] | ------- field in this variant [INFO] [stdout] 162 | name: String, [INFO] [stdout] 163 | name_span: proc_macro2::Span, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ViewToken` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mogwai-macros` (lib) due to 3 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "eaeac0e8988b8ff687b3281f0ef167513efcae1a42ae3ee7da9ac4b0328ff2e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eaeac0e8988b8ff687b3281f0ef167513efcae1a42ae3ee7da9ac4b0328ff2e6", kill_on_drop: false }` [INFO] [stdout] eaeac0e8988b8ff687b3281f0ef167513efcae1a42ae3ee7da9ac4b0328ff2e6