[INFO] fetching crate fast-async-mutex 0.6.7... [INFO] checking fast-async-mutex-0.6.7 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate fast-async-mutex 0.6.7 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate fast-async-mutex 0.6.7 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 fast-async-mutex 0.6.7 [INFO] finished tweaking crates.io crate fast-async-mutex 0.6.7 [INFO] tweaked toml for crates.io crate fast-async-mutex 0.6.7 written to /workspace/builds/worker-7-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 44 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding bytes v0.6.0 (latest: v1.7.1) [INFO] [stderr] Adding hermit-abi v0.3.9 (latest: v0.4.0) [INFO] [stderr] Adding mio v0.7.14 (latest: v1.0.2) [INFO] [stderr] Adding miow v0.3.7 (latest: v0.6.0) [INFO] [stderr] Adding ntapi v0.3.7 (latest: v0.4.1) [INFO] [stderr] Adding parking_lot v0.11.2 (latest: v0.12.3) [INFO] [stderr] Adding parking_lot_core v0.8.6 (latest: v0.9.10) [INFO] [stderr] Adding redox_syscall v0.2.16 (latest: v0.5.3) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding tokio v0.3.7 (latest: v1.40.0) [INFO] [stderr] Adding tokio-macros v0.3.2 (latest: v2.4.0) [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] 9e30f1ed0cf4d60b6a074dca6f3db7c51418fceb8a854e54f6f07b2a0831a1e6 [INFO] running `Command { std: "docker" "start" "-a" "9e30f1ed0cf4d60b6a074dca6f3db7c51418fceb8a854e54f6f07b2a0831a1e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9e30f1ed0cf4d60b6a074dca6f3db7c51418fceb8a854e54f6f07b2a0831a1e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e30f1ed0cf4d60b6a074dca6f3db7c51418fceb8a854e54f6f07b2a0831a1e6", kill_on_drop: false }` [INFO] [stdout] 9e30f1ed0cf4d60b6a074dca6f3db7c51418fceb8a854e54f6f07b2a0831a1e6 [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] b693a7d11aa5002c57d02b1ee8ea841e09aa2a8ce4310863274a383107215fa8 [INFO] running `Command { std: "docker" "start" "-a" "b693a7d11aa5002c57d02b1ee8ea841e09aa2a8ce4310863274a383107215fa8", kill_on_drop: false }` [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Compiling parking_lot_core v0.8.6 [INFO] [stderr] Checking instant v0.1.13 [INFO] [stderr] Compiling tokio v0.3.7 [INFO] [stderr] Checking bytes v0.6.0 [INFO] [stderr] Checking fast-async-mutex v0.6.7 (/opt/rustwide/workdir) [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling tokio-macros v0.3.2 [INFO] [stderr] Checking futures-channel v0.3.30 [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/mutex.rs:19:20 [INFO] [stdout] | [INFO] [stdout] 17 | pub const fn new(data: T) -> Mutex { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 18 | Mutex { [INFO] [stdout] 19 | inner: Inner::new(data), [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/mutex_ordered.rs:23:20 [INFO] [stdout] | [INFO] [stdout] 21 | pub const fn new(data: T) -> OrderedMutex { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 22 | OrderedMutex { [INFO] [stdout] 23 | inner: OrderedInner::new(data), [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/rwlock.rs:23:20 [INFO] [stdout] | [INFO] [stdout] 20 | pub const fn new(data: T) -> RwLock { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 23 | inner: Inner::new(data), [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/rwlock_ordered.rs:26:20 [INFO] [stdout] | [INFO] [stdout] 23 | pub const fn new(data: T) -> OrderedRwLock { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 26 | inner: OrderedInner::new(data), [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/inner.rs:16:19 [INFO] [stdout] | [INFO] [stdout] 13 | pub const fn new(data: T) -> Inner { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 16 | data: UnsafeCell::new(data), [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/inner.rs:53:19 [INFO] [stdout] | [INFO] [stdout] 49 | pub const fn new(data: T) -> OrderedInner { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 53 | data: UnsafeCell::new(data), [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 6 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fast-async-mutex` (lib) due to 7 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "b693a7d11aa5002c57d02b1ee8ea841e09aa2a8ce4310863274a383107215fa8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b693a7d11aa5002c57d02b1ee8ea841e09aa2a8ce4310863274a383107215fa8", kill_on_drop: false }` [INFO] [stdout] b693a7d11aa5002c57d02b1ee8ea841e09aa2a8ce4310863274a383107215fa8