[INFO] cloning repository https://github.com/Kerollmops/mpsc-bbqueue [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kerollmops/mpsc-bbqueue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerollmops%2Fmpsc-bbqueue", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerollmops%2Fmpsc-bbqueue'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 24c75437b13afb29e8224ef04d60a71cf54256ea [INFO] checking Kerollmops/mpsc-bbqueue/24c75437b13afb29e8224ef04d60a71cf54256ea against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerollmops%2Fmpsc-bbqueue" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Kerollmops/mpsc-bbqueue 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 git repo https://github.com/Kerollmops/mpsc-bbqueue [INFO] finished tweaking git repo https://github.com/Kerollmops/mpsc-bbqueue [INFO] tweaked toml for git repo https://github.com/Kerollmops/mpsc-bbqueue written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Kerollmops/mpsc-bbqueue 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] 736d5e2a8896540162c296f1e68309f8d6244ed3edbcc9e54443170160142f82 [INFO] running `Command { std: "docker" "start" "-a" "736d5e2a8896540162c296f1e68309f8d6244ed3edbcc9e54443170160142f82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "736d5e2a8896540162c296f1e68309f8d6244ed3edbcc9e54443170160142f82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "736d5e2a8896540162c296f1e68309f8d6244ed3edbcc9e54443170160142f82", kill_on_drop: false }` [INFO] [stdout] 736d5e2a8896540162c296f1e68309f8d6244ed3edbcc9e54443170160142f82 [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] ff27936f09a0ba149a3d0249e8a28e37b7d6bbc66675a121efe33f817ed037b2 [INFO] running `Command { std: "docker" "start" "-a" "ff27936f09a0ba149a3d0249e8a28e37b7d6bbc66675a121efe33f817ed037b2", kill_on_drop: false }` [INFO] [stderr] Checking bbqueue v0.5.1 [INFO] [stderr] Checking mpsc-bbqueue 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:24:8 [INFO] [stdout] | [INFO] [stdout] 11 | let refcount = Arc::new(()); [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 12 | let mut producers = Vec::with_capacity(bbs.len()); [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 24 | Ok(( [INFO] [stdout] | ________^ [INFO] [stdout] 25 | | producers, [INFO] [stdout] 26 | | Consumer { [INFO] [stdout] 27 | | consumers, [INFO] [stdout] 28 | | refcount: Arc::downgrade(&refcount), [INFO] [stdout] 29 | | }, [INFO] [stdout] 30 | | )) [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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mpsc-bbqueue` (lib) due to 2 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/lib.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 11 | let refcount = Arc::new(()); [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 12 | let mut producers = Vec::with_capacity(bbs.len()); [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 24 | Ok(( [INFO] [stdout] | ________^ [INFO] [stdout] 25 | | producers, [INFO] [stdout] 26 | | Consumer { [INFO] [stdout] 27 | | consumers, [INFO] [stdout] 28 | | refcount: Arc::downgrade(&refcount), [INFO] [stdout] 29 | | }, [INFO] [stdout] 30 | | )) [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:75:28 [INFO] [stdout] | [INFO] [stdout] 73 | let (producers, mut consumer) = super::channel(&bbs).unwrap(); [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] 74 | [INFO] [stdout] 75 | std::thread::scope(|s| { [INFO] [stdout] | ____________________________^ [INFO] [stdout] 76 | | for (pid, mut producer) in producers.into_iter().enumerate() { [INFO] [stdout] 77 | | s.spawn(move || { [INFO] [stdout] 78 | | for _ in 0..50 { [INFO] [stdout] ... | [INFO] [stdout] 97 | | } [INFO] [stdout] 98 | | }) [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 `mpsc-bbqueue` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "ff27936f09a0ba149a3d0249e8a28e37b7d6bbc66675a121efe33f817ed037b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff27936f09a0ba149a3d0249e8a28e37b7d6bbc66675a121efe33f817ed037b2", kill_on_drop: false }` [INFO] [stdout] ff27936f09a0ba149a3d0249e8a28e37b7d6bbc66675a121efe33f817ed037b2