[INFO] fetching crate for-event-bus-derive 0.1.3... [INFO] checking for-event-bus-derive-0.1.3 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate for-event-bus-derive 0.1.3 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate for-event-bus-derive 0.1.3 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 for-event-bus-derive 0.1.3 [INFO] finished tweaking crates.io crate for-event-bus-derive 0.1.3 [INFO] tweaked toml for crates.io crate for-event-bus-derive 0.1.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate for-event-bus-derive 0.1.3 already has a lockfile, it will not be regenerated [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] [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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a5c7c6416f6f4a81d311915bc6c05dda8999d12063859e47240d87755f89346e [INFO] running `Command { std: "docker" "start" "-a" "a5c7c6416f6f4a81d311915bc6c05dda8999d12063859e47240d87755f89346e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a5c7c6416f6f4a81d311915bc6c05dda8999d12063859e47240d87755f89346e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5c7c6416f6f4a81d311915bc6c05dda8999d12063859e47240d87755f89346e", kill_on_drop: false }` [INFO] [stdout] a5c7c6416f6f4a81d311915bc6c05dda8999d12063859e47240d87755f89346e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5ff1bc53ac3a2729c3ec4ea7737401f08e37a5c962c55a8d62325eb40a10bfa4 [INFO] running `Command { std: "docker" "start" "-a" "5ff1bc53ac3a2729c3ec4ea7737401f08e37a5c962c55a8d62325eb40a10bfa4", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Compiling serde v1.0.186 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking walkdir v2.3.3 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Compiling parking_lot_core v0.9.8 [INFO] [stderr] Compiling thiserror v1.0.47 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking iana-time-zone v0.1.57 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling prettyplease v0.2.12 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking inotify-sys v0.1.5 [INFO] [stderr] Checking filetime v0.2.22 [INFO] [stderr] Checking syn v2.0.29 [INFO] [stderr] Checking inotify v0.9.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking chrono v0.4.26 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking socket2 v0.5.3 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking notify v5.2.0 [INFO] [stderr] Checking bytes v1.4.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Checking notify-debouncer-mini v0.2.1 [INFO] [stderr] Checking toml v0.5.11 [INFO] [stderr] Checking for-event-bus-derive v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:12:40 [INFO] [stdout] | [INFO] [stdout] 12 | if let Ok(Item::Enum(item_enum)) = syn::parse2(code) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 38 | let end = quote!( [INFO] [stdout] | ___________________- [INFO] [stdout] | |___________________| [INFO] [stdout] | |___________________| [INFO] [stdout] | |___________________| [INFO] [stdout] | |___________________| [INFO] [stdout] 39 | | impl Merge for #ident { [INFO] [stdout] 40 | | fn merge(event: for_event_bus::BusEvent) -> Result [INFO] [stdout] 41 | | where [INFO] [stdout] ... | [INFO] [stdout] 54 | | } [INFO] [stdout] 55 | | ); [INFO] [stdout] | | - [INFO] [stdout] | |_________| [INFO] [stdout] | |_________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `for-event-bus-derive` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "5ff1bc53ac3a2729c3ec4ea7737401f08e37a5c962c55a8d62325eb40a10bfa4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ff1bc53ac3a2729c3ec4ea7737401f08e37a5c962c55a8d62325eb40a10bfa4", kill_on_drop: false }` [INFO] [stdout] 5ff1bc53ac3a2729c3ec4ea7737401f08e37a5c962c55a8d62325eb40a10bfa4