[INFO] fetching crate kobold_macros 0.9.0...
[INFO] checking kobold_macros-0.9.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate kobold_macros 0.9.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate kobold_macros 0.9.0 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kobold_macros 0.9.0
[INFO] finished tweaking crates.io crate kobold_macros 0.9.0
[INFO] tweaked toml for crates.io crate kobold_macros 0.9.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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]      Locking 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e827d258bd8b3f07d650f150fe0ad5ed3fa82ad8f25ea8ed16bd3c40f2415ec
[INFO] running `Command { std: "docker" "start" "-a" "9e827d258bd8b3f07d650f150fe0ad5ed3fa82ad8f25ea8ed16bd3c40f2415ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e827d258bd8b3f07d650f150fe0ad5ed3fa82ad8f25ea8ed16bd3c40f2415ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e827d258bd8b3f07d650f150fe0ad5ed3fa82ad8f25ea8ed16bd3c40f2415ec", kill_on_drop: false }`
[INFO] [stdout] 9e827d258bd8b3f07d650f150fe0ad5ed3fa82ad8f25ea8ed16bd3c40f2415ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1a13a545392f3a7dc21765ad5180c449f86a31b7c51a28ab16893d1f8ff8ef7
[INFO] running `Command { std: "docker" "start" "-a" "f1a13a545392f3a7dc21765ad5180c449f86a31b7c51a28ab16893d1f8ff8ef7", kill_on_drop: false }`
[INFO] [stderr]     Checking beef v0.5.2
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking kobold_macros v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `JsModule`
[INFO] [stdout]   --> src/gen.rs:23:55
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub use transient::{JsArgument, JsFnName, JsFunction, JsModule, JsString};
[INFO] [stdout]    |                                                       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `JsModule`
[INFO] [stdout]   --> src/gen.rs:23:55
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub use transient::{JsArgument, JsFnName, JsFunction, JsModule, JsString};
[INFO] [stdout]    |                                                       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `Option<tokens::TokenTree>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/dom.rs:247:15
[INFO] [stdout]     |
[INFO] [stdout] 243 |         let name = stream.parse()?;
[INFO] [stdout]     |             ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 247 |         match stream.next() {
[INFO] [stdout]     |               ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]     = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `Option<tokens::TokenTree>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/dom.rs:353:15
[INFO] [stdout]     |
[INFO] [stdout] 349 |         let name = stream.parse()?;
[INFO] [stdout]     |             ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 353 |         match stream.next() {
[INFO] [stdout]     |               ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ret` is never read
[INFO] [stdout]    --> src/branching/ast.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct Return {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] 108 |     pub ret: TokenTree,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Branch` is never constructed
[INFO] [stdout]    --> src/branching/ast.rs:119:12
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub struct Branch {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Branch` 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 `name` and `span` are never read
[INFO] [stdout]   --> src/dom.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct Component {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 45 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 46 |     pub span: Span,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Component` 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 `span` is never read
[INFO] [stdout]   --> src/dom.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct HtmlElement {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 55 |     pub name: ElementTag,
[INFO] [stdout] 56 |     pub span: Span,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HtmlElement` 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 `span` is never read
[INFO] [stdout]   --> src/dom/expression.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Expression {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 14 |     pub stream: TokenStream,
[INFO] [stdout] 15 |     pub span: Span,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `map_ident` is never used
[INFO] [stdout]    --> src/parse.rs:266:8
[INFO] [stdout]     |
[INFO] [stdout] 263 | pub trait TokenTreeExt {
[INFO] [stdout]     |           ------------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 266 |     fn map_ident<F, R>(&self, f: F) -> Option<R>
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `write_fmt` is never used
[INFO] [stdout]    --> src/tokenize.rs:260:8
[INFO] [stdout]     |
[INFO] [stdout] 255 | pub trait TokenStreamExt {
[INFO] [stdout]     |           -------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 260 |     fn write_fmt(&mut self, args: Arguments);
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ret` is never read
[INFO] [stdout]    --> src/branching/ast.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct Return {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] 108 |     pub ret: TokenTree,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Branch` is never constructed
[INFO] [stdout]    --> src/branching/ast.rs:119:12
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub struct Branch {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Branch` 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 `name` and `span` are never read
[INFO] [stdout]   --> src/dom.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct Component {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 45 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 46 |     pub span: Span,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Component` 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 `span` is never read
[INFO] [stdout]   --> src/dom.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct HtmlElement {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 55 |     pub name: ElementTag,
[INFO] [stdout] 56 |     pub span: Span,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HtmlElement` 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 `span` is never read
[INFO] [stdout]   --> src/dom/expression.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Expression {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 14 |     pub stream: TokenStream,
[INFO] [stdout] 15 |     pub span: Span,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `map_ident` is never used
[INFO] [stdout]    --> src/parse.rs:266:8
[INFO] [stdout]     |
[INFO] [stdout] 263 | pub trait TokenTreeExt {
[INFO] [stdout]     |           ------------ method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 266 |     fn map_ident<F, R>(&self, f: F) -> Option<R>
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `write_fmt` is never used
[INFO] [stdout]    --> src/tokenize.rs:260:8
[INFO] [stdout]     |
[INFO] [stdout] 255 | pub trait TokenStreamExt {
[INFO] [stdout]     |           -------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 260 |     fn write_fmt(&mut self, args: Arguments);
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kobold_macros` (lib test) due to 3 previous errors; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f1a13a545392f3a7dc21765ad5180c449f86a31b7c51a28ab16893d1f8ff8ef7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1a13a545392f3a7dc21765ad5180c449f86a31b7c51a28ab16893d1f8ff8ef7", kill_on_drop: false }`
[INFO] [stdout] f1a13a545392f3a7dc21765ad5180c449f86a31b7c51a28ab16893d1f8ff8ef7