[INFO] fetching crate impl-tools-lib 0.10.0...
[INFO] checking impl-tools-lib-0.10.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate impl-tools-lib 0.10.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate impl-tools-lib 0.10.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate impl-tools-lib 0.10.0
[INFO] finished tweaking crates.io crate impl-tools-lib 0.10.0
[INFO] tweaked toml for crates.io crate impl-tools-lib 0.10.0 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02c0649da84ed01052a66c068d7542926cc6a3824818c280ed30c790819e728a
[INFO] running `Command { std: "docker" "start" "-a" "02c0649da84ed01052a66c068d7542926cc6a3824818c280ed30c790819e728a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02c0649da84ed01052a66c068d7542926cc6a3824818c280ed30c790819e728a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02c0649da84ed01052a66c068d7542926cc6a3824818c280ed30c790819e728a", kill_on_drop: false }`
[INFO] [stdout] 02c0649da84ed01052a66c068d7542926cc6a3824818c280ed30c790819e728a
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7aa50b5a2e14b0415136a6466ba0bec3234f2385e42fafbb14674af63b907490
[INFO] running `Command { std: "docker" "start" "-a" "7aa50b5a2e14b0415136a6466ba0bec3234f2385e42fafbb14674af63b907490", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking unicode-ident v1.0.13
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v2.0.79
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking impl-tools-lib v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this value of type `std::result::Result<syn::Item, syn::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/autoimpl.rs:302:15
[INFO] [stdout]     |
[INFO] [stdout] 298 |         self,
[INFO] [stdout]     |         ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] 299 |         item: Toks,
[INFO] [stdout] 300 |         find_impl: impl Fn(&Path) -> Option<&'static dyn ImplTrait>,
[INFO] [stdout]     |         --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] 301 |     ) -> Toks {
[INFO] [stdout] 302 |         match parse2::<Item>(item) {
[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] warning: trait `FilterAttrs` is never used
[INFO] [stdout]   --> src/autoimpl/for_deref.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 | trait FilterAttrs<'a> {
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `std::result::Result<syn::Item, syn::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/autoimpl.rs:302:15
[INFO] [stdout]     |
[INFO] [stdout] 298 |         self,
[INFO] [stdout]     |         ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] 299 |         item: Toks,
[INFO] [stdout] 300 |         find_impl: impl Fn(&Path) -> Option<&'static dyn ImplTrait>,
[INFO] [stdout]     |         --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] 301 |     ) -> Toks {
[INFO] [stdout] 302 |         match parse2::<Item>(item) {
[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: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `impl-tools-lib` (lib test) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: trait `FilterAttrs` is never used
[INFO] [stdout]   --> src/autoimpl/for_deref.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 | trait FilterAttrs<'a> {
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `impl-tools-lib` (lib) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "7aa50b5a2e14b0415136a6466ba0bec3234f2385e42fafbb14674af63b907490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aa50b5a2e14b0415136a6466ba0bec3234f2385e42fafbb14674af63b907490", kill_on_drop: false }`
[INFO] [stdout] 7aa50b5a2e14b0415136a6466ba0bec3234f2385e42fafbb14674af63b907490