[INFO] fetching crate is-tree-macro 0.9.7... [INFO] checking is-tree-macro-0.9.7 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate is-tree-macro 0.9.7 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate is-tree-macro 0.9.7 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 is-tree-macro 0.9.7 [INFO] finished tweaking crates.io crate is-tree-macro 0.9.7 [INFO] tweaked toml for crates.io crate is-tree-macro 0.9.7 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 5 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] 14fb29cf0070448289c4a20a76d2e197539bbbda0945bf6243bf8d9645e0f3fb [INFO] running `Command { std: "docker" "start" "-a" "14fb29cf0070448289c4a20a76d2e197539bbbda0945bf6243bf8d9645e0f3fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "14fb29cf0070448289c4a20a76d2e197539bbbda0945bf6243bf8d9645e0f3fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14fb29cf0070448289c4a20a76d2e197539bbbda0945bf6243bf8d9645e0f3fb", kill_on_drop: false }` [INFO] [stdout] 14fb29cf0070448289c4a20a76d2e197539bbbda0945bf6243bf8d9645e0f3fb [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] 999f84a1030eeee304d97a4c0b3378cd5560682ef8f21a8dac5785c1e0387fbd [INFO] running `Command { std: "docker" "start" "-a" "999f84a1030eeee304d97a4c0b3378cd5560682ef8f21a8dac5785c1e0387fbd", kill_on_drop: false }` [INFO] [stderr] Checking unicode-ident v1.0.12 [INFO] [stderr] Checking proc-macro2 v1.0.86 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking syn v2.0.77 [INFO] [stderr] Checking is-tree-macro v0.9.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `named_attribute_value` and `attribute_group` are never used [INFO] [stdout] --> src/traits/mod.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait AttributeQuery { [INFO] [stdout] | -------------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 6 | fn named_attribute_value(&self, path: Vec<&str>) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | fn attribute_group(&self, path: Vec<&str>) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `has_branches` is never read [INFO] [stdout] --> src/type_/structure/mod.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Implementation { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] 13 | pub has_branches: bool, // TODO: I don't think this is used anymore. [INFO] [stdout] | ^^^^^^^^^^^^ [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:12:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn is_tree(input: TokenStream) -> TokenStream { [INFO] [stdout] | ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 11 | let ast = syn::parse_macro_input!(input as syn::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] 12 | Type::from(ast).derive().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/traits/mod.rs:43:21 [INFO] [stdout] | [INFO] [stdout] 43 | / attr [INFO] [stdout] 44 | | .parse_args::().map(|other_path| other_path.is_ident(&path[1])) [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/type_/mod.rs:21:15 [INFO] [stdout] | [INFO] [stdout] 20 | fn from(ast: syn::DeriveInput) -> Self { [INFO] [stdout] | --------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 21 | match ast.data.clone() { [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/type_/structure/mod.rs:30:21 [INFO] [stdout] | [INFO] [stdout] 25 | fn from((ast, data): (syn::DeriveInput, syn::DataStruct)) -> Self { [INFO] [stdout] | ------------------------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 30 | fields: data.fields.into_iter().map(|field| field.into()).collect(), [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 4 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `is-tree-macro` (lib) due to 5 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: methods `named_attribute_value` and `attribute_group` are never used [INFO] [stdout] --> src/traits/mod.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait AttributeQuery { [INFO] [stdout] | -------------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 6 | fn named_attribute_value(&self, path: Vec<&str>) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | fn attribute_group(&self, path: Vec<&str>) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `is-tree-macro` (lib test) due to 5 previous errors; 2 warnings emitted [INFO] [stdout] warning: field `has_branches` is never read [INFO] [stdout] --> src/type_/structure/mod.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Implementation { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] 13 | pub has_branches: bool, // TODO: I don't think this is used anymore. [INFO] [stdout] | ^^^^^^^^^^^^ [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:12:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn is_tree(input: TokenStream) -> TokenStream { [INFO] [stdout] | ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 11 | let ast = syn::parse_macro_input!(input as syn::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] 12 | Type::from(ast).derive().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/traits/mod.rs:43:21 [INFO] [stdout] | [INFO] [stdout] 43 | / attr [INFO] [stdout] 44 | | .parse_args::().map(|other_path| other_path.is_ident(&path[1])) [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/type_/mod.rs:21:15 [INFO] [stdout] | [INFO] [stdout] 20 | fn from(ast: syn::DeriveInput) -> Self { [INFO] [stdout] | --------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 21 | match ast.data.clone() { [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/type_/structure/mod.rs:30:21 [INFO] [stdout] | [INFO] [stdout] 25 | fn from((ast, data): (syn::DeriveInput, syn::DataStruct)) -> Self { [INFO] [stdout] | ------------------------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 30 | fields: data.fields.into_iter().map(|field| field.into()).collect(), [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 4 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "999f84a1030eeee304d97a4c0b3378cd5560682ef8f21a8dac5785c1e0387fbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "999f84a1030eeee304d97a4c0b3378cd5560682ef8f21a8dac5785c1e0387fbd", kill_on_drop: false }` [INFO] [stdout] 999f84a1030eeee304d97a4c0b3378cd5560682ef8f21a8dac5785c1e0387fbd