[INFO] fetching crate buco_derive 0.2.0... [INFO] checking buco_derive-0.2.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate buco_derive 0.2.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate buco_derive 0.2.0 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 buco_derive 0.2.0 [INFO] finished tweaking crates.io crate buco_derive 0.2.0 [INFO] tweaked toml for crates.io crate buco_derive 0.2.0 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] Updating crates.io index [INFO] [stderr] Locking 7 packages to latest compatible versions [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] 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] 3980016aa17332da65965c6dde9d6bb15b5e0553272ef033f4f81c3f911b7a0d [INFO] running `Command { std: "docker" "start" "-a" "3980016aa17332da65965c6dde9d6bb15b5e0553272ef033f4f81c3f911b7a0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3980016aa17332da65965c6dde9d6bb15b5e0553272ef033f4f81c3f911b7a0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3980016aa17332da65965c6dde9d6bb15b5e0553272ef033f4f81c3f911b7a0d", kill_on_drop: false }` [INFO] [stdout] 3980016aa17332da65965c6dde9d6bb15b5e0553272ef033f4f81c3f911b7a0d [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] 8d704fa1534d2d2110ac01b64f62be3b8fecc0a800be88fc798fadfafe8659bc [INFO] running `Command { std: "docker" "start" "-a" "8d704fa1534d2d2110ac01b64f62be3b8fecc0a800be88fc798fadfafe8659bc", kill_on_drop: false }` [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking itertools v0.13.0 [INFO] [stderr] Checking buco_derive v0.2.0 (/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:11:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn derive_builder(input_stream: TokenStream) -> TokenStream { [INFO] [stdout] | ------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 9 | let input = parse_macro_input!(input_stream 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] 10 | [INFO] [stdout] 11 | / match input.data { [INFO] [stdout] 12 | | syn::Data::Struct(_) => inner::derive_buidler_for_struct(input), [INFO] [stdout] 13 | | syn::Data::Enum(_) | syn::Data::Union(_) => quote! { [INFO] [stdout] 14 | | compile_error!("Builder can only be derived for structs"); [INFO] [stdout] 15 | | }, [INFO] [stdout] 16 | | } [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/inner.rs:64:19 [INFO] [stdout] | [INFO] [stdout] 64 | .map(|ty| ty.to_token_stream().to_string().starts_with("Option")) [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: 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:11:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn derive_builder(input_stream: TokenStream) -> TokenStream { [INFO] [stdout] | ------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 9 | let input = parse_macro_input!(input_stream 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] 10 | [INFO] [stdout] 11 | / match input.data { [INFO] [stdout] 12 | | syn::Data::Struct(_) => inner::derive_buidler_for_struct(input), [INFO] [stdout] 13 | | syn::Data::Enum(_) | syn::Data::Union(_) => quote! { [INFO] [stdout] 14 | | compile_error!("Builder can only be derived for structs"); [INFO] [stdout] 15 | | }, [INFO] [stdout] 16 | | } [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/inner.rs:64:19 [INFO] [stdout] | [INFO] [stdout] 64 | .map(|ty| ty.to_token_stream().to_string().starts_with("Option")) [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: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `buco_derive` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `buco_derive` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "8d704fa1534d2d2110ac01b64f62be3b8fecc0a800be88fc798fadfafe8659bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d704fa1534d2d2110ac01b64f62be3b8fecc0a800be88fc798fadfafe8659bc", kill_on_drop: false }` [INFO] [stdout] 8d704fa1534d2d2110ac01b64f62be3b8fecc0a800be88fc798fadfafe8659bc