[INFO] fetching crate quick_cache 0.6.9... [INFO] checking quick_cache-0.6.9 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate quick_cache 0.6.9 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate quick_cache 0.6.9 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 quick_cache 0.6.9 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate quick_cache 0.6.9 [INFO] tweaked toml for crates.io crate quick_cache 0.6.9 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate quick_cache 0.6.9 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 19ae0ae7909d7c42cd0dfcab87277de7996350a5eb10cdbff388996be765fb22 [INFO] running `Command { std: "docker" "start" "-a" "19ae0ae7909d7c42cd0dfcab87277de7996350a5eb10cdbff388996be765fb22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "19ae0ae7909d7c42cd0dfcab87277de7996350a5eb10cdbff388996be765fb22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19ae0ae7909d7c42cd0dfcab87277de7996350a5eb10cdbff388996be765fb22", kill_on_drop: false }` [INFO] [stdout] 19ae0ae7909d7c42cd0dfcab87277de7996350a5eb10cdbff388996be765fb22 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 715dc105f02465c8d7ff5741ff11a5b7fa1c36e50a262c78c59a41049652246a [INFO] running `Command { std: "docker" "start" "-a" "715dc105f02465c8d7ff5741ff11a5b7fa1c36e50a262c78c59a41049652246a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling serde v1.0.204 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Compiling serde_json v1.0.120 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking half v2.4.1 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking anstyle v1.0.7 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Checking clap_lex v0.7.1 [INFO] [stderr] Checking plotters-backend v0.3.6 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Compiling syn v2.0.72 [INFO] [stderr] Checking clap_builder v4.5.10 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking oorandom v11.1.4 [INFO] [stderr] Checking plotters-svg v0.3.6 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Checking bytes v1.6.1 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking mio v1.0.1 [INFO] [stderr] Checking is-terminal v0.4.12 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking quick_cache v0.6.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/unsync.rs:280:17 [INFO] [stdout] | [INFO] [stdout] 277 | pub fn get_ref_or_guard<'a, Q>( [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 280 | ) -> Result<&Val, Guard<'a, Key, Val, We, B, L>> [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking plotters v0.3.6 [INFO] [stderr] Checking clap v4.5.10 [INFO] [stdout] error: this value of type `GuardResult<'_, Key, Val, We, B, L>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/sync.rs:341:15 [INFO] [stdout] | [INFO] [stdout] 336 | with: impl FnOnce() -> Result, [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 341 | match self.get_value_or_guard(key, None) { [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: this value of type `rw_lock::RwLockReadGuard<'_, State>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/sync_placeholder.rs:169:17 [INFO] [stdout] | [INFO] [stdout] 156 | _shard_lock: Result< [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 163 | waiter_fn: impl FnOnce() -> Waiter, [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 169 | let state = shared.state.read(); [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: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/sync_placeholder.rs:332:26 [INFO] [stdout] | [INFO] [stdout] 330 | let mut shard = self.shard.write(); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 331 | let mut state = self.shared.state.write(); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 332 | if let Some(w) = state.waiters.pop() { [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `quick_cache` (lib) due to 4 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "715dc105f02465c8d7ff5741ff11a5b7fa1c36e50a262c78c59a41049652246a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "715dc105f02465c8d7ff5741ff11a5b7fa1c36e50a262c78c59a41049652246a", kill_on_drop: false }` [INFO] [stdout] 715dc105f02465c8d7ff5741ff11a5b7fa1c36e50a262c78c59a41049652246a