[INFO] fetching crate mbot_proc_macro_helpers 0.0.2... [INFO] checking mbot_proc_macro_helpers-0.0.2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate mbot_proc_macro_helpers 0.0.2 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate mbot_proc_macro_helpers 0.0.2 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 mbot_proc_macro_helpers 0.0.2 [INFO] finished tweaking crates.io crate mbot_proc_macro_helpers 0.0.2 [INFO] tweaked toml for crates.io crate mbot_proc_macro_helpers 0.0.2 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 12 packages to latest compatible versions [INFO] [stderr] Adding derive-syn-parse v0.1.5 (latest: v0.2.0) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.5) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.5.0) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.13.0) [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-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] dca069b48283bb9a44730de3443ea42221f8d40826fee1e0e1b179ca367bbde6 [INFO] running `Command { std: "docker" "start" "-a" "dca069b48283bb9a44730de3443ea42221f8d40826fee1e0e1b179ca367bbde6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dca069b48283bb9a44730de3443ea42221f8d40826fee1e0e1b179ca367bbde6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dca069b48283bb9a44730de3443ea42221f8d40826fee1e0e1b179ca367bbde6", kill_on_drop: false }` [INFO] [stdout] dca069b48283bb9a44730de3443ea42221f8d40826fee1e0e1b179ca367bbde6 [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] fb41bb860b3b0ebc3bd9f0ebf3039c8775b984e3f1ff3246d219a981cedcafc0 [INFO] running `Command { std: "docker" "start" "-a" "fb41bb860b3b0ebc3bd9f0ebf3039c8775b984e3f1ff3246d219a981cedcafc0", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling derive-syn-parse v0.1.5 [INFO] [stderr] Checking mbot_proc_macro_helpers v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `expected_prefix_width` [INFO] [stdout] --> src/mice/stack_bytecode.rs:360:17 [INFO] [stdout] | [INFO] [stdout] 360 | let expected_prefix_width: usize = 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_prefix_width` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expected_prefix_width` [INFO] [stdout] --> src/mice/stack_bytecode.rs:360:17 [INFO] [stdout] | [INFO] [stdout] 360 | let expected_prefix_width: usize = 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_prefix_width` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `colon_token` and `trailing_comma` are never read [INFO] [stdout] --> src/mice.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | struct UnaryPower { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 11 | colon_token: Token![:], [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 12 | power: proc_macro2::Literal, [INFO] [stdout] 13 | trailing_comma: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `UnaryPower` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `unary_ident` and `binary_ident` are never read [INFO] [stdout] --> src/mice.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 30 | struct BindingPowers { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 31 | unary_ident: Option, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 34 | binary_ident: Option, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BindingPowers` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `brace_token` is never read [INFO] [stdout] --> src/mice.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 43 | struct Variant { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 48 | brace_token: Brace, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Variant` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `kind_token`, `arrow_token`, `arg_paren`, and `semicolon_token` are never read [INFO] [stdout] --> src/mice.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 54 | struct BindingPowerFnDecl { [INFO] [stdout] | ------------------ fields in this struct [INFO] [stdout] 55 | kind_token: Ident, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 56 | arrow_token: Token![=>], [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | arg_paren: Paren, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | semicolon_token: Token![;], [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BindingPowerFnDecl` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `sum_equal_token` and `brace_token` are never read [INFO] [stdout] --> src/mice.rs:79:5 [INFO] [stdout] | [INFO] [stdout] 71 | struct DeclOps { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 79 | sum_equal_token: Token![=], [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 88 | brace_token: Brace, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DeclOps` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `ErrNoSpan` is never constructed [INFO] [stdout] --> src/mice/stack_bytecode.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 14 | enum CompileResult { [INFO] [stdout] | ------------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 19 | ErrNoSpan(Cow<'static, str>), [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `into_lift_error` and `lift_error` are never used [INFO] [stdout] --> src/mice/stack_bytecode.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 21 | impl CompileResult { [INFO] [stdout] | ------------------------ methods in this implementation [INFO] [stdout] 22 | fn into_lift_error(self, out: &mut TokenStream) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | fn lift_error(&self, out: &mut TokenStream) { [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] 11 | pub fn reloadable(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] 12 | reloading::reloadable(attr.into(), item.into()).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] warning: fields `colon_token` and `trailing_comma` are never read [INFO] [stdout] --> src/mice.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | struct UnaryPower { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 11 | colon_token: Token![:], [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 12 | power: proc_macro2::Literal, [INFO] [stdout] 13 | trailing_comma: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `UnaryPower` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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:17:5 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn bytecode(item: TokenStream) -> TokenStream { [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 17 | mice::stack_bytecode::bytecode(::syn::parse_macro_input!(item as ::syn::DeriveInput)).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] error: could not compile `mbot_proc_macro_helpers` (lib) due to 7 previous errors; 8 warnings emitted [INFO] [stdout] warning: fields `unary_ident` and `binary_ident` are never read [INFO] [stdout] --> src/mice.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 30 | struct BindingPowers { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 31 | unary_ident: Option, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 34 | binary_ident: Option, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BindingPowers` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: field `brace_token` is never read [INFO] [stdout] --> src/mice.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 43 | struct Variant { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 48 | brace_token: Brace, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Variant` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mbot_proc_macro_helpers` (lib test) due to 7 previous errors; 8 warnings emitted [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:46:5 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn bytecode_instruction(item: TokenStream) -> TokenStream { [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 45 | let item = ::syn::parse_macro_input!(item 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] 46 | mice::stack_bytecode::bytecode_instruction(item).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] warning: fields `kind_token`, `arrow_token`, `arg_paren`, and `semicolon_token` are never read [INFO] [stdout] --> src/mice.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 54 | struct BindingPowerFnDecl { [INFO] [stdout] | ------------------ fields in this struct [INFO] [stdout] 55 | kind_token: Ident, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 56 | arrow_token: Token![=>], [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | arg_paren: Paren, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | semicolon_token: Token![;], [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BindingPowerFnDecl` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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/mice/stack_bytecode.rs:330:41 [INFO] [stdout] | [INFO] [stdout] 328 | ... .map(|(i, x)| { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 329 | ... ( [INFO] [stdout] 330 | / ... Member::Unnamed(Index { [INFO] [stdout] 331 | | ... index: i as u32, [INFO] [stdout] 332 | | ... span: Span::call_site(), [INFO] [stdout] 333 | | ... }), [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] warning: fields `sum_equal_token` and `brace_token` are never read [INFO] [stdout] --> src/mice.rs:79:5 [INFO] [stdout] | [INFO] [stdout] 71 | struct DeclOps { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 79 | sum_equal_token: Token![=], [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 88 | brace_token: Brace, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DeclOps` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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/mice/stack_bytecode.rs:503:74 [INFO] [stdout] | [INFO] [stdout] 503 | let mut unused_types = unused_types.iter().map(|(a, b)| (a.clone(), b.clone())).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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/mice/stack_bytecode.rs:503:85 [INFO] [stdout] | [INFO] [stdout] 503 | let mut unused_types = unused_types.iter().map(|(a, b)| (a.clone(), b.clone())).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] warning: variant `ErrNoSpan` is never constructed [INFO] [stdout] --> src/mice/stack_bytecode.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 14 | enum CompileResult { [INFO] [stdout] | ------------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 19 | ErrNoSpan(Cow<'static, str>), [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `into_lift_error` and `lift_error` are never used [INFO] [stdout] --> src/mice/stack_bytecode.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 21 | impl CompileResult { [INFO] [stdout] | ------------------------ methods in this implementation [INFO] [stdout] 22 | fn into_lift_error(self, out: &mut TokenStream) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | fn lift_error(&self, out: &mut TokenStream) { [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] 11 | pub fn reloadable(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] 12 | reloading::reloadable(attr.into(), item.into()).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:17:5 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn bytecode(item: TokenStream) -> TokenStream { [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 17 | mice::stack_bytecode::bytecode(::syn::parse_macro_input!(item as ::syn::DeriveInput)).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: 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:46:5 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn bytecode_instruction(item: TokenStream) -> TokenStream { [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 45 | let item = ::syn::parse_macro_input!(item 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] 46 | mice::stack_bytecode::bytecode_instruction(item).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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/mice/stack_bytecode.rs:330:41 [INFO] [stdout] | [INFO] [stdout] 328 | ... .map(|(i, x)| { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 329 | ... ( [INFO] [stdout] 330 | / ... Member::Unnamed(Index { [INFO] [stdout] 331 | | ... index: i as u32, [INFO] [stdout] 332 | | ... span: Span::call_site(), [INFO] [stdout] 333 | | ... }), [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/mice/stack_bytecode.rs:503:74 [INFO] [stdout] | [INFO] [stdout] 503 | let mut unused_types = unused_types.iter().map(|(a, b)| (a.clone(), b.clone())).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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/mice/stack_bytecode.rs:503:85 [INFO] [stdout] | [INFO] [stdout] 503 | let mut unused_types = unused_types.iter().map(|(a, b)| (a.clone(), b.clone())).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 6 previous errors; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "fb41bb860b3b0ebc3bd9f0ebf3039c8775b984e3f1ff3246d219a981cedcafc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb41bb860b3b0ebc3bd9f0ebf3039c8775b984e3f1ff3246d219a981cedcafc0", kill_on_drop: false }` [INFO] [stdout] fb41bb860b3b0ebc3bd9f0ebf3039c8775b984e3f1ff3246d219a981cedcafc0