[INFO] fetching crate mil_std_1553b_derive 0.5.0... [INFO] checking mil_std_1553b_derive-0.5.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate mil_std_1553b_derive 0.5.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate mil_std_1553b_derive 0.5.0 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 mil_std_1553b_derive 0.5.0 [INFO] finished tweaking crates.io crate mil_std_1553b_derive 0.5.0 [INFO] tweaked toml for crates.io crate mil_std_1553b_derive 0.5.0 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] 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 8 packages to latest compatible versions [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] [stderr] Blocking waiting for file lock on package cache [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] 67ab6d62183d157cc866a59c73b00053d51500bfea5f2bc0a31133c1431ece70 [INFO] running `Command { std: "docker" "start" "-a" "67ab6d62183d157cc866a59c73b00053d51500bfea5f2bc0a31133c1431ece70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "67ab6d62183d157cc866a59c73b00053d51500bfea5f2bc0a31133c1431ece70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67ab6d62183d157cc866a59c73b00053d51500bfea5f2bc0a31133c1431ece70", kill_on_drop: false }` [INFO] [stdout] 67ab6d62183d157cc866a59c73b00053d51500bfea5f2bc0a31133c1431ece70 [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] 04bdbc4e1b4d10794943546fa0b5630ed80025beafda24fbda604417e1519857 [INFO] running `Command { std: "docker" "start" "-a" "04bdbc4e1b4d10794943546fa0b5630ed80025beafda24fbda604417e1519857", kill_on_drop: false }` [INFO] [stderr] Checking unicode-ident v1.0.12 [INFO] [stderr] Compiling syn v1.0.109 [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 proc-macro-error v1.0.4 [INFO] [stderr] Checking mil_std_1553b_derive v0.5.0 (/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:82:5 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn word_derive(input: TokenStream) -> TokenStream { [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 37 | let input = parse_macro_input!(input as DeriveInput); [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] 38 | [INFO] [stdout] 39 | let item = match input.data { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 40 | syn::Data::Struct(s) => s, [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 44 | let fields = match item.fields { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 45 | syn::Fields::Named(n) => n, [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 49 | let mut data_field: FieldKind = FieldKind::None; [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 50 | let mut parity_field: FieldKind = FieldKind::None; [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 75 | let self_type = input.ident; [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 76 | [INFO] [stdout] 77 | let data_ident = data_field.ident(); [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 80 | let word_impl = word::impl_word(&data_field, &parity_field, &self_type); [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 81 | [INFO] [stdout] 82 | / quote!( [INFO] [stdout] 83 | | #word_impl [INFO] [stdout] 84 | | [INFO] [stdout] 85 | | impl From<&mil_std_1553b::DataWord> for #self_type { [INFO] [stdout] ... | [INFO] [stdout] 125 | | } [INFO] [stdout] 126 | | ).to_token_stream().into() [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: 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:173:5 [INFO] [stdout] | [INFO] [stdout] 160 | pub fn field(attr: TokenStream, item: 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] 161 | let args = FieldArgs::new(attr); [INFO] [stdout] 162 | let item = parse_macro_input!(item 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] ... [INFO] [stdout] 168 | let mask_ident = Ident::new(&mask_label, Span::call_site().into()); [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 171 | let field_ident = Ident::new(&field_label, Span::call_site().into()); [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 172 | [INFO] [stdout] 173 | / quote!( [INFO] [stdout] 174 | | pub const #mask_ident: u16 = #mask; [INFO] [stdout] 175 | | [INFO] [stdout] 176 | | pub const #field_ident: Field = Field::from(Self::#mask_ident); [INFO] [stdout] 177 | | [INFO] [stdout] 178 | | #item [INFO] [stdout] 179 | | ).to_token_stream().into() [INFO] [stdout] | |_______________________^ [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: 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:82:5 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn word_derive(input: TokenStream) -> TokenStream { [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 37 | let input = parse_macro_input!(input as DeriveInput); [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] 38 | [INFO] [stdout] 39 | let item = match input.data { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 40 | syn::Data::Struct(s) => s, [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 44 | let fields = match item.fields { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 45 | syn::Fields::Named(n) => n, [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 49 | let mut data_field: FieldKind = FieldKind::None; [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 50 | let mut parity_field: FieldKind = FieldKind::None; [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 75 | let self_type = input.ident; [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 76 | [INFO] [stdout] 77 | let data_ident = data_field.ident(); [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 80 | let word_impl = word::impl_word(&data_field, &parity_field, &self_type); [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 81 | [INFO] [stdout] 82 | / quote!( [INFO] [stdout] 83 | | #word_impl [INFO] [stdout] 84 | | [INFO] [stdout] 85 | | impl From<&mil_std_1553b::DataWord> for #self_type { [INFO] [stdout] ... | [INFO] [stdout] 125 | | } [INFO] [stdout] 126 | | ).to_token_stream().into() [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] [stderr] error: could not compile `mil_std_1553b_derive` (lib) due to 3 previous errors [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:173:5 [INFO] [stdout] | [INFO] [stdout] 160 | pub fn field(attr: TokenStream, item: 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] 161 | let args = FieldArgs::new(attr); [INFO] [stdout] 162 | let item = parse_macro_input!(item 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] ... [INFO] [stdout] 168 | let mask_ident = Ident::new(&mask_label, Span::call_site().into()); [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 171 | let field_ident = Ident::new(&field_label, Span::call_site().into()); [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 172 | [INFO] [stdout] 173 | / quote!( [INFO] [stdout] 174 | | pub const #mask_ident: u16 = #mask; [INFO] [stdout] 175 | | [INFO] [stdout] 176 | | pub const #field_ident: Field = Field::from(Self::#mask_ident); [INFO] [stdout] 177 | | [INFO] [stdout] 178 | | #item [INFO] [stdout] 179 | | ).to_token_stream().into() [INFO] [stdout] | |_______________________^ [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] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mil_std_1553b_derive` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "04bdbc4e1b4d10794943546fa0b5630ed80025beafda24fbda604417e1519857", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04bdbc4e1b4d10794943546fa0b5630ed80025beafda24fbda604417e1519857", kill_on_drop: false }` [INFO] [stdout] 04bdbc4e1b4d10794943546fa0b5630ed80025beafda24fbda604417e1519857