[INFO] fetching crate rayon-par-bridge 0.1.0... [INFO] checking rayon-par-bridge-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate rayon-par-bridge 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate rayon-par-bridge 0.1.0 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 rayon-par-bridge 0.1.0 [INFO] finished tweaking crates.io crate rayon-par-bridge 0.1.0 [INFO] tweaked toml for crates.io crate rayon-par-bridge 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 23 packages to latest compatible versions [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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] de0859a383c6d5b29e71a8ba9ae6e607f7e51de65fedad814b535f314fdceca6 [INFO] running `Command { std: "docker" "start" "-a" "de0859a383c6d5b29e71a8ba9ae6e607f7e51de65fedad814b535f314fdceca6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "de0859a383c6d5b29e71a8ba9ae6e607f7e51de65fedad814b535f314fdceca6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de0859a383c6d5b29e71a8ba9ae6e607f7e51de65fedad814b535f314fdceca6", kill_on_drop: false }` [INFO] [stdout] de0859a383c6d5b29e71a8ba9ae6e607f7e51de65fedad814b535f314fdceca6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] fdaf8ac79262d9ce8d10d646b5e3202a30698d1ab283dda998f983484595b61a [INFO] running `Command { std: "docker" "start" "-a" "fdaf8ac79262d9ce8d10d646b5e3202a30698d1ab283dda998f983484595b61a", kill_on_drop: false }` [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking rayon-par-bridge v0.1.0 (/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/lib.rs:47:24 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn par_bridge(bound: usize, iter: I, f: F) -> R [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] ... [INFO] [stdout] 47 | std::thread::scope(|s| { [INFO] [stdout] | ________________________^ [INFO] [stdout] 48 | | let (send, recv) = mpsc::sync_channel(bound); [INFO] [stdout] 49 | | s.spawn(move || iter.into_par_iter().try_for_each(|x| send.send(x).ok())); [INFO] [stdout] 50 | | f(RayonIntoIter(recv.into_iter())) [INFO] [stdout] 51 | | }) [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/lib.rs:50:11 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn par_bridge(bound: usize, iter: I, f: F) -> R [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] ... [INFO] [stdout] 48 | let (send, recv) = mpsc::sync_channel(bound); [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] 49 | s.spawn(move || iter.into_par_iter().try_for_each(|x| send.send(x).ok())); [INFO] [stdout] 50 | f(RayonIntoIter(recv.into_iter())) [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/lib.rs:49:25 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn par_bridge(bound: usize, iter: I, f: F) -> R [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 48 | let (send, recv) = mpsc::sync_channel(bound); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 49 | s.spawn(move || iter.into_par_iter().try_for_each(|x| send.send(x).ok())); [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/lib.rs:49:63 [INFO] [stdout] | [INFO] [stdout] 49 | s.spawn(move || iter.into_par_iter().try_for_each(|x| send.send(x).ok())); [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: aborting due to 4 previous errors [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/lib.rs:47:24 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn par_bridge(bound: usize, iter: I, f: F) -> R [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] ... [INFO] [stdout] 47 | std::thread::scope(|s| { [INFO] [stdout] | ________________________^ [INFO] [stdout] 48 | | let (send, recv) = mpsc::sync_channel(bound); [INFO] [stdout] 49 | | s.spawn(move || iter.into_par_iter().try_for_each(|x| send.send(x).ok())); [INFO] [stdout] 50 | | f(RayonIntoIter(recv.into_iter())) [INFO] [stdout] 51 | | }) [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] [stderr] error: could not compile `rayon-par-bridge` (lib) due to 5 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:50:11 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn par_bridge(bound: usize, iter: I, f: F) -> R [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] ... [INFO] [stdout] 48 | let (send, recv) = mpsc::sync_channel(bound); [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] 49 | s.spawn(move || iter.into_par_iter().try_for_each(|x| send.send(x).ok())); [INFO] [stdout] 50 | f(RayonIntoIter(recv.into_iter())) [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] [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/lib.rs:49:25 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn par_bridge(bound: usize, iter: I, f: F) -> R [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 48 | let (send, recv) = mpsc::sync_channel(bound); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 49 | s.spawn(move || iter.into_par_iter().try_for_each(|x| send.send(x).ok())); [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/lib.rs:49:63 [INFO] [stdout] | [INFO] [stdout] 49 | s.spawn(move || iter.into_par_iter().try_for_each(|x| send.send(x).ok())); [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: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rayon-par-bridge` (lib test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "fdaf8ac79262d9ce8d10d646b5e3202a30698d1ab283dda998f983484595b61a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fdaf8ac79262d9ce8d10d646b5e3202a30698d1ab283dda998f983484595b61a", kill_on_drop: false }` [INFO] [stdout] fdaf8ac79262d9ce8d10d646b5e3202a30698d1ab283dda998f983484595b61a