[INFO] fetching crate tiny-fn 0.1.7... [INFO] checking tiny-fn-0.1.7 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate tiny-fn 0.1.7 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate tiny-fn 0.1.7 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 tiny-fn 0.1.7 [INFO] finished tweaking crates.io crate tiny-fn 0.1.7 [INFO] tweaked toml for crates.io crate tiny-fn 0.1.7 written to /workspace/builds/worker-2-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] 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 13f8111ec34b9f2b690d5f833760e2061b4260c1b66cbab8b91583a892fae107 [INFO] running `Command { std: "docker" "start" "-a" "13f8111ec34b9f2b690d5f833760e2061b4260c1b66cbab8b91583a892fae107", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "13f8111ec34b9f2b690d5f833760e2061b4260c1b66cbab8b91583a892fae107", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13f8111ec34b9f2b690d5f833760e2061b4260c1b66cbab8b91583a892fae107", kill_on_drop: false }` [INFO] [stdout] 13f8111ec34b9f2b690d5f833760e2061b4260c1b66cbab8b91583a892fae107 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2c5dcabf640c63242e8f7e6fbbd956f71f484784bcf8b7e1b6cdae2374719bf3 [INFO] running `Command { std: "docker" "start" "-a" "2c5dcabf640c63242e8f7e6fbbd956f71f484784bcf8b7e1b6cdae2374719bf3", kill_on_drop: false }` [INFO] [stderr] Checking tiny-fn v0.1.7 (/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:300:9 [INFO] [stdout] | [INFO] [stdout] 300 | (*(*$ptr.as_ptr()).storage.as_mut_ptr().cast::()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 389 | call: |ptr: $crate::private::StoragePtr $(, $arg_name: $arg_type)*| $(-> $ret)? { [INFO] [stdout] | -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 486 | / tiny_fn! { [INFO] [stdout] 487 | | pub(crate) struct Foo = FnMut(a: &T, b: T) -> T | + Send + Sync; [INFO] [stdout] 488 | | pub struct Bar = FnOnce(b: u8) -> alloc::string::String; [INFO] [stdout] 489 | | } [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] = note: this error originates in the macro `$crate::private_tiny_fn` which comes from the expansion of the macro `tiny_fn` (in Nightly builds, run with -Z macro-backtrace for more info) [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:438:32 [INFO] [stdout] | [INFO] [stdout] 433 | pub fn new(f: F) -> Self [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 438 | inner: << $name< $($($t,)+)? INLINE_SIZE> as $crate::private::Closure>::Inner>::new(f), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 486 | / tiny_fn! { [INFO] [stdout] 487 | | pub(crate) struct Foo = FnMut(a: &T, b: T) -> T | + Send + Sync; [INFO] [stdout] 488 | | pub struct Bar = FnOnce(b: u8) -> alloc::string::String; [INFO] [stdout] 489 | | } [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `tiny_fn` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tiny-fn` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "2c5dcabf640c63242e8f7e6fbbd956f71f484784bcf8b7e1b6cdae2374719bf3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c5dcabf640c63242e8f7e6fbbd956f71f484784bcf8b7e1b6cdae2374719bf3", kill_on_drop: false }` [INFO] [stdout] 2c5dcabf640c63242e8f7e6fbbd956f71f484784bcf8b7e1b6cdae2374719bf3