[INFO] fetching crate diny_derive 0.2.1... [INFO] checking diny_derive-0.2.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate diny_derive 0.2.1 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate diny_derive 0.2.1 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 diny_derive 0.2.1 [INFO] finished tweaking crates.io crate diny_derive 0.2.1 [INFO] tweaked toml for crates.io crate diny_derive 0.2.1 written to /workspace/builds/worker-7-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 5 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ab96dcefc8474d02239e22763d74600e1df24cbb6d2546d015ecedc18dcb7724 [INFO] running `Command { std: "docker" "start" "-a" "ab96dcefc8474d02239e22763d74600e1df24cbb6d2546d015ecedc18dcb7724", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ab96dcefc8474d02239e22763d74600e1df24cbb6d2546d015ecedc18dcb7724", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab96dcefc8474d02239e22763d74600e1df24cbb6d2546d015ecedc18dcb7724", kill_on_drop: false }` [INFO] [stdout] ab96dcefc8474d02239e22763d74600e1df24cbb6d2546d015ecedc18dcb7724 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] afcc23616da72607ac930e61d99284fb2d2c0fc88ab1d86a5123e7910ba4fd56 [INFO] running `Command { std: "docker" "start" "-a" "afcc23616da72607ac930e61d99284fb2d2c0fc88ab1d86a5123e7910ba4fd56", kill_on_drop: false }` [INFO] [stderr] Checking unicode-ident v1.0.12 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking proc-macro2 v1.0.86 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking diny_derive v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `input` is never read [INFO] [stdout] --> src/data/mod.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Def<'a> { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 12 | pub input: Input<'a>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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:19:5 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn derive_diny_aysnc_serialization(input: proc_macro::TokenStream) -> proc_macro::TokenStream { [INFO] [stdout] | ------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 19 | / parse_input(&parse_macro_input!(input as syn::DeriveInput)) [INFO] [stdout] 20 | | .map_or_else( [INFO] [stdout] 21 | | |err| err, [INFO] [stdout] 22 | | |def| { [INFO] [stdout] ... | [INFO] [stdout] 30 | | } [INFO] [stdout] 31 | | ) [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:38:5 [INFO] [stdout] | [INFO] [stdout] 37 | pub fn derive_diny_async_serialize(input: proc_macro::TokenStream) -> proc_macro::TokenStream { [INFO] [stdout] | ------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 38 | / parse_input(&parse_macro_input!(input as syn::DeriveInput)) [INFO] [stdout] 39 | | .map_or_else( [INFO] [stdout] 40 | | |err| err, [INFO] [stdout] 41 | | |def| wrap_in_const_unit_block(serialize::code::generate_async_serialize(&def)) [INFO] [stdout] 42 | | ) [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:41:40 [INFO] [stdout] | [INFO] [stdout] 41 | |def| wrap_in_const_unit_block(serialize::code::generate_async_serialize(&def)) [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:49:5 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn derive_diny_async_deserialize(input: proc_macro::TokenStream) -> proc_macro::TokenStream { [INFO] [stdout] | ------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 49 | / parse_input(&parse_macro_input!(input as syn::DeriveInput)) [INFO] [stdout] 50 | | .map_or_else( [INFO] [stdout] 51 | | |err| err, [INFO] [stdout] 52 | | |def| wrap_in_const_unit_block(serialize::code::generate_async_deserialize(&def)) [INFO] [stdout] 53 | | ) [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:52:40 [INFO] [stdout] | [INFO] [stdout] 52 | |def| wrap_in_const_unit_block(serialize::code::generate_async_deserialize(&def)) [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/data/mod.rs:111:9 [INFO] [stdout] | [INFO] [stdout] 101 | pub fn parse_input(fields: Fs, errors: &mut Errors) -> Result [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 111 | / fields.enumerate().scan(AllSame::Unknown, |all_same, (idx, field)| { [INFO] [stdout] 112 | | Some(match all_same { [INFO] [stdout] 113 | | AllSame::Unknown => { [INFO] [stdout] 114 | | *all_same = [INFO] [stdout] ... | [INFO] [stdout] 139 | | }) [INFO] [stdout] 140 | | }) [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/data/mod.rs:201:9 [INFO] [stdout] | [INFO] [stdout] 197 | pub fn parse_input(variants: Vs, errors: &mut Errors) -> Result [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 201 | / variants [INFO] [stdout] 202 | | .map(|v| Variant::parse_input(v.0, v.1, errors)) [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/data/errors.rs:22:52 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn add_spanned_error(&mut self, tokens: T, msg: M) [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] 22 | self.add_syn_error(syn::Error::new_spanned(tokens.into_token_stream(), msg)) [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 8 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `diny_derive` (lib test) due to 9 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: field `input` is never read [INFO] [stdout] --> src/data/mod.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Def<'a> { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 12 | pub input: Input<'a>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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:19:5 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn derive_diny_aysnc_serialization(input: proc_macro::TokenStream) -> proc_macro::TokenStream { [INFO] [stdout] | ------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 19 | / parse_input(&parse_macro_input!(input as syn::DeriveInput)) [INFO] [stdout] 20 | | .map_or_else( [INFO] [stdout] 21 | | |err| err, [INFO] [stdout] 22 | | |def| { [INFO] [stdout] ... | [INFO] [stdout] 30 | | } [INFO] [stdout] 31 | | ) [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:38:5 [INFO] [stdout] | [INFO] [stdout] 37 | pub fn derive_diny_async_serialize(input: proc_macro::TokenStream) -> proc_macro::TokenStream { [INFO] [stdout] | ------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 38 | / parse_input(&parse_macro_input!(input as syn::DeriveInput)) [INFO] [stdout] 39 | | .map_or_else( [INFO] [stdout] 40 | | |err| err, [INFO] [stdout] 41 | | |def| wrap_in_const_unit_block(serialize::code::generate_async_serialize(&def)) [INFO] [stdout] 42 | | ) [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:41:40 [INFO] [stdout] | [INFO] [stdout] 41 | |def| wrap_in_const_unit_block(serialize::code::generate_async_serialize(&def)) [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:49:5 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn derive_diny_async_deserialize(input: proc_macro::TokenStream) -> proc_macro::TokenStream { [INFO] [stdout] | ------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 49 | / parse_input(&parse_macro_input!(input as syn::DeriveInput)) [INFO] [stdout] 50 | | .map_or_else( [INFO] [stdout] 51 | | |err| err, [INFO] [stdout] 52 | | |def| wrap_in_const_unit_block(serialize::code::generate_async_deserialize(&def)) [INFO] [stdout] 53 | | ) [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:52:40 [INFO] [stdout] | [INFO] [stdout] 52 | |def| wrap_in_const_unit_block(serialize::code::generate_async_deserialize(&def)) [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/data/mod.rs:111:9 [INFO] [stdout] | [INFO] [stdout] 101 | pub fn parse_input(fields: Fs, errors: &mut Errors) -> Result [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 111 | / fields.enumerate().scan(AllSame::Unknown, |all_same, (idx, field)| { [INFO] [stdout] 112 | | Some(match all_same { [INFO] [stdout] 113 | | AllSame::Unknown => { [INFO] [stdout] 114 | | *all_same = [INFO] [stdout] ... | [INFO] [stdout] 139 | | }) [INFO] [stdout] 140 | | }) [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/data/mod.rs:201:9 [INFO] [stdout] | [INFO] [stdout] 197 | pub fn parse_input(variants: Vs, errors: &mut Errors) -> Result [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 201 | / variants [INFO] [stdout] 202 | | .map(|v| Variant::parse_input(v.0, v.1, errors)) [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/data/errors.rs:22:52 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn add_spanned_error(&mut self, tokens: T, msg: M) [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] 22 | self.add_syn_error(syn::Error::new_spanned(tokens.into_token_stream(), msg)) [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 8 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `diny_derive` (lib) due to 9 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "afcc23616da72607ac930e61d99284fb2d2c0fc88ab1d86a5123e7910ba4fd56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "afcc23616da72607ac930e61d99284fb2d2c0fc88ab1d86a5123e7910ba4fd56", kill_on_drop: false }` [INFO] [stdout] afcc23616da72607ac930e61d99284fb2d2c0fc88ab1d86a5123e7910ba4fd56