[INFO] fetching crate linemux 0.3.0... [INFO] checking linemux-0.3.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate linemux 0.3.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate linemux 0.3.0 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 linemux 0.3.0 [INFO] finished tweaking crates.io crate linemux 0.3.0 [INFO] tweaked toml for crates.io crate linemux 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate linemux 0.3.0 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b51d928cd6a11ac25fb140901f093f547d4f3e9bf2f5863898645917df8e6a84 [INFO] running `Command { std: "docker" "start" "-a" "b51d928cd6a11ac25fb140901f093f547d4f3e9bf2f5863898645917df8e6a84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b51d928cd6a11ac25fb140901f093f547d4f3e9bf2f5863898645917df8e6a84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b51d928cd6a11ac25fb140901f093f547d4f3e9bf2f5863898645917df8e6a84", kill_on_drop: false }` [INFO] [stdout] b51d928cd6a11ac25fb140901f093f547d4f3e9bf2f5863898645917df8e6a84 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b8e9b2579d5fe729185a9fec4e13fe0f64bf112bd11ef2c7531237116a63401e [INFO] running `Command { std: "docker" "start" "-a" "b8e9b2579d5fe729185a9fec4e13fe0f64bf112bd11ef2c7531237116a63401e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.107 [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling futures-core v0.3.17 [INFO] [stderr] Compiling futures-task v0.3.17 [INFO] [stderr] Compiling futures-util v0.3.17 [INFO] [stderr] Compiling tokio v1.13.0 [INFO] [stderr] Checking ppv-lite86 v0.2.15 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking inotify-sys v0.1.5 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking filetime v0.2.15 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking mio v0.8.2 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking inotify v0.9.6 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking notify v5.0.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Compiling tokio-macros v1.5.1 [INFO] [stderr] Checking linemux v0.3.0 (/opt/rustwide/workdir) [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/events.rs:78:12 [INFO] [stdout] | [INFO] [stdout] 63 | let (tx, rx) = mpsc::unbounded_channel(); [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] 64 | let sender = tx.clone(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 65 | [INFO] [stdout] 66 | let inner: notify::RecommendedWatcher = notify::RecommendedWatcher::new( [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 78 | Ok(MuxedEvents { [INFO] [stdout] | ____________^ [INFO] [stdout] 79 | | inner: Box::new(inner), [INFO] [stdout] 80 | | watched_directories: HashMap::new(), [INFO] [stdout] 81 | | watched_files: HashSet::new(), [INFO] [stdout] ... | [INFO] [stdout] 84 | | event_stream_sender: sender, [INFO] [stdout] 85 | | }) [INFO] [stdout] | | ^ [INFO] [stdout] | | | [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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/events.rs:307:27 [INFO] [stdout] | [INFO] [stdout] 298 | let mut res = ready!(Self::__poll_next_event( [INFO] [stdout] | _________________---___- [INFO] [stdout] | | | [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 299 | | Pin::new(&mut self.event_stream), [INFO] [stdout] 300 | | cx [INFO] [stdout] 301 | | )); [INFO] [stdout] | |__________- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 307 | task::Poll::Ready(res.transpose()) [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 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `linemux` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/events.rs:78:12 [INFO] [stdout] | [INFO] [stdout] 63 | let (tx, rx) = mpsc::unbounded_channel(); [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] 64 | let sender = tx.clone(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 65 | [INFO] [stdout] 66 | let inner: notify::RecommendedWatcher = notify::RecommendedWatcher::new( [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 78 | Ok(MuxedEvents { [INFO] [stdout] | ____________^ [INFO] [stdout] 79 | | inner: Box::new(inner), [INFO] [stdout] 80 | | watched_directories: HashMap::new(), [INFO] [stdout] 81 | | watched_files: HashSet::new(), [INFO] [stdout] ... | [INFO] [stdout] 84 | | event_stream_sender: sender, [INFO] [stdout] 85 | | }) [INFO] [stdout] | | ^ [INFO] [stdout] | | | [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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/events.rs:307:27 [INFO] [stdout] | [INFO] [stdout] 298 | let mut res = ready!(Self::__poll_next_event( [INFO] [stdout] | _________________---___- [INFO] [stdout] | | | [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 299 | | Pin::new(&mut self.event_stream), [INFO] [stdout] 300 | | cx [INFO] [stdout] 301 | | )); [INFO] [stdout] | |__________- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 307 | task::Poll::Ready(res.transpose()) [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/reader.rs:655:9 [INFO] [stdout] | [INFO] [stdout] 655 | let _ = format!("{:?}", state); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^- [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will 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] [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/reader.rs:838:9 [INFO] [stdout] | [INFO] [stdout] 838 | / { [INFO] [stdout] 839 | | let line1 = timeout(Duration::from_millis(100), lines.next()) [INFO] [stdout] 840 | | .await [INFO] [stdout] 841 | | .unwrap() [INFO] [stdout] ... | [INFO] [stdout] 849 | | assert_eq!(line1.line(), "qux"); [INFO] [stdout] 850 | | } [INFO] [stdout] | |_________^ these values have significant drop implementation and will 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] [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/reader.rs:891:9 [INFO] [stdout] | [INFO] [stdout] 891 | / { [INFO] [stdout] 892 | | let line1 = timeout(Duration::from_millis(100), lines.next()) [INFO] [stdout] 893 | | .await [INFO] [stdout] 894 | | .unwrap() [INFO] [stdout] ... | [INFO] [stdout] 902 | | assert_eq!(line1.line(), "bar"); [INFO] [stdout] 903 | | } [INFO] [stdout] | |_________^ these values have significant drop implementation and will 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] [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/reader.rs:875:44 [INFO] [stdout] | [INFO] [stdout] 875 | poll_fn(|cx| task::Poll::Ready(Pin::new(&mut lines).poll_next(cx))).await; [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `linemux` (lib test) due to 7 previous errors [INFO] running `Command { std: "docker" "inspect" "b8e9b2579d5fe729185a9fec4e13fe0f64bf112bd11ef2c7531237116a63401e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8e9b2579d5fe729185a9fec4e13fe0f64bf112bd11ef2c7531237116a63401e", kill_on_drop: false }` [INFO] [stdout] b8e9b2579d5fe729185a9fec4e13fe0f64bf112bd11ef2c7531237116a63401e