[INFO] fetching crate async-signal 0.2.10... [INFO] checking async-signal-0.2.10 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate async-signal 0.2.10 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate async-signal 0.2.10 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 async-signal 0.2.10 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate async-signal 0.2.10 [INFO] tweaked toml for crates.io crate async-signal 0.2.10 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate async-signal 0.2.10 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] 314690134c3fbc29d46a1d2f16a2eb6d9a0c06aea0b5a87887433a4efcc04938 [INFO] running `Command { std: "docker" "start" "-a" "314690134c3fbc29d46a1d2f16a2eb6d9a0c06aea0b5a87887433a4efcc04938", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "314690134c3fbc29d46a1d2f16a2eb6d9a0c06aea0b5a87887433a4efcc04938", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "314690134c3fbc29d46a1d2f16a2eb6d9a0c06aea0b5a87887433a4efcc04938", kill_on_drop: false }` [INFO] [stdout] 314690134c3fbc29d46a1d2f16a2eb6d9a0c06aea0b5a87887433a4efcc04938 [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] 1174c32e4c4877ea95bc560fab319ff3443d3caeac31b7687d66deb21a03ec67 [INFO] running `Command { std: "docker" "start" "-a" "1174c32e4c4877ea95bc560fab319ff3443d3caeac31b7687d66deb21a03ec67", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Checking parking v2.2.0 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking fastrand v2.1.0 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking futures-lite v2.3.0 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking concurrent-queue v2.5.0 [INFO] [stderr] Checking event-listener v5.3.1 [INFO] [stderr] Checking event-listener-strategy v0.5.2 [INFO] [stderr] Checking async-lock v3.4.0 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking signal-hook v0.3.17 [INFO] [stderr] Checking polling v3.7.3 [INFO] [stderr] Checking async-io v2.3.3 [INFO] [stderr] Checking async-signal v0.2.10 (/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/lib.rs:414:21 [INFO] [stdout] | [INFO] [stdout] 413 | let signal = ready!(self.notifier.poll_next(cx))?; [INFO] [stdout] | ----------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 414 | Poll::Ready(Some(Ok(signal))) [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] = 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/pipe.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 31 | let (read, write) = UnixStream::pair()?; [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] 32 | let read = Async::new(read)?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 35 | Ok(Self { read, write }) [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] | 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] = 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/pipe.rs:48:12 [INFO] [stdout] | [INFO] [stdout] 46 | let write = self.write.try_clone()?; [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 47 | [INFO] [stdout] 48 | Ok(move || { [INFO] [stdout] | ____________^ [INFO] [stdout] 49 | | // SAFETY: to_ne_bytes() and write() are both signal safe. [INFO] [stdout] 50 | | let bytes = number.to_ne_bytes(); [INFO] [stdout] 51 | | let _ = (&write).write(&bytes); [INFO] [stdout] 52 | | }) [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] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `async-signal` (lib) due to 4 previous errors [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:414:21 [INFO] [stdout] | [INFO] [stdout] 413 | let signal = ready!(self.notifier.poll_next(cx))?; [INFO] [stdout] | ----------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 414 | Poll::Ready(Some(Ok(signal))) [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] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [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/pipe.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 31 | let (read, write) = UnixStream::pair()?; [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] 32 | let read = Async::new(read)?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 35 | Ok(Self { read, write }) [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] | 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] = 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/pipe.rs:48:12 [INFO] [stdout] | [INFO] [stdout] 46 | let write = self.write.try_clone()?; [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 47 | [INFO] [stdout] 48 | Ok(move || { [INFO] [stdout] | ____________^ [INFO] [stdout] 49 | | // SAFETY: to_ne_bytes() and write() are both signal safe. [INFO] [stdout] 50 | | let bytes = number.to_ne_bytes(); [INFO] [stdout] 51 | | let _ = (&write).write(&bytes); [INFO] [stdout] 52 | | }) [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] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `async-signal` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "1174c32e4c4877ea95bc560fab319ff3443d3caeac31b7687d66deb21a03ec67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1174c32e4c4877ea95bc560fab319ff3443d3caeac31b7687d66deb21a03ec67", kill_on_drop: false }` [INFO] [stdout] 1174c32e4c4877ea95bc560fab319ff3443d3caeac31b7687d66deb21a03ec67