[INFO] fetching crate hamst 0.1.0... [INFO] checking hamst-0.1.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate hamst 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate hamst 0.1.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate hamst 0.1.0 [INFO] finished tweaking crates.io crate hamst 0.1.0 [INFO] tweaked toml for crates.io crate hamst 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 26 packages to latest compatible versions [INFO] [stderr] Adding env_logger v0.7.1 (available: v0.11.5) [INFO] [stderr] Adding getrandom v0.1.16 (available: v0.2.15) [INFO] [stderr] Adding quickcheck v0.9.2 (available: v1.0.3) [INFO] [stderr] Adding quickcheck_macros v0.9.1 (available: v1.0.0) [INFO] [stderr] Adding rand v0.7.3 (available: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (available: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (available: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (available: v0.3.2) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a09af6b9ab8251d3993cce0fe95242481763fed28a9bec0b6bd107949af47556 [INFO] running `Command { std: "docker" "start" "-a" "a09af6b9ab8251d3993cce0fe95242481763fed28a9bec0b6bd107949af47556", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a09af6b9ab8251d3993cce0fe95242481763fed28a9bec0b6bd107949af47556", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a09af6b9ab8251d3993cce0fe95242481763fed28a9bec0b6bd107949af47556", kill_on_drop: false }` [INFO] [stdout] a09af6b9ab8251d3993cce0fe95242481763fed28a9bec0b6bd107949af47556 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 09908d65f38aa52c7bcb72e183ca4f3e7351a21fb0a9398855d65171243cc518 [INFO] running `Command { std: "docker" "start" "-a" "09908d65f38aa52c7bcb72e183ca4f3e7351a21fb0a9398855d65171243cc518", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking hamst v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Compiling quickcheck_macros v0.9.1 [INFO] [stdout] warning: unused imports: `InsertError`, `RemoveError`, `ReplaceError`, and `UpdateError` [INFO] [stdout] --> src/immutable.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | pub use super::mutable::{InsertError, RemoveError, ReplaceError, UpdateError}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Result<(), mutable::UpdateError>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/mutable.rs:195:15 [INFO] [stdout] | [INFO] [stdout] 190 | pub fn insert_or_update(&mut self, k: K, v: V, f: F) -> Result<(), E> [INFO] [stdout] | - - these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 195 | match self.update(&k, f) { [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `hamst` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "09908d65f38aa52c7bcb72e183ca4f3e7351a21fb0a9398855d65171243cc518", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09908d65f38aa52c7bcb72e183ca4f3e7351a21fb0a9398855d65171243cc518", kill_on_drop: false }` [INFO] [stdout] 09908d65f38aa52c7bcb72e183ca4f3e7351a21fb0a9398855d65171243cc518