[INFO] fetching crate stop-token 0.7.0... [INFO] checking stop-token-0.7.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate stop-token 0.7.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate stop-token 0.7.0 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 stop-token 0.7.0 [INFO] finished tweaking crates.io crate stop-token 0.7.0 [INFO] tweaked toml for crates.io crate stop-token 0.7.0 written to /workspace/builds/worker-3-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 105 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.22.0 (latest: v0.24.1) [INFO] [stderr] Adding async-channel v1.9.0 (latest: v2.3.1) [INFO] [stderr] Adding async-io v1.13.0 (latest: v2.3.4) [INFO] [stderr] Adding async-lock v2.8.0 (latest: v3.4.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding event-listener v2.5.3 (latest: v5.3.1) [INFO] [stderr] Adding fastrand v1.9.0 (latest: v2.1.1) [INFO] [stderr] Adding futures-lite v1.13.0 (latest: v2.3.0) [INFO] [stderr] Adding gimli v0.29.0 (latest: v0.31.0) [INFO] [stderr] Adding gloo-timers v0.2.6 (latest: v0.3.0) [INFO] [stderr] Adding hermit-abi v0.3.9 (latest: v0.4.0) [INFO] [stderr] Adding io-lifetimes v1.0.11 (latest: v2.0.3) [INFO] [stderr] Adding linux-raw-sys v0.3.8 (latest: v0.6.5) [INFO] [stderr] Adding linux-raw-sys v0.4.14 (latest: v0.6.5) [INFO] [stderr] Adding miniz_oxide v0.7.4 (latest: v0.8.0) [INFO] [stderr] Adding polling v2.8.0 (latest: v3.7.3) [INFO] [stderr] Adding rustix v0.37.27 (latest: v0.38.35) [INFO] [stderr] Adding socket2 v0.4.10 (latest: v0.5.7) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.59.0) [INFO] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.6) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.6) [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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 3d58d6ed2b1b582bc240f1df288e2304509d97f25e5718b6fb808e7df985a6c0 [INFO] running `Command { std: "docker" "start" "-a" "3d58d6ed2b1b582bc240f1df288e2304509d97f25e5718b6fb808e7df985a6c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3d58d6ed2b1b582bc240f1df288e2304509d97f25e5718b6fb808e7df985a6c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d58d6ed2b1b582bc240f1df288e2304509d97f25e5718b6fb808e7df985a6c0", kill_on_drop: false }` [INFO] [stdout] 3d58d6ed2b1b582bc240f1df288e2304509d97f25e5718b6fb808e7df985a6c0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 4cd70db5c78c93fda3c1a9f8dd97912dfa7e63f634a2fedcb3b60d7e76ce431b [INFO] running `Command { std: "docker" "start" "-a" "4cd70db5c78c93fda3c1a9f8dd97912dfa7e63f634a2fedcb3b60d7e76ce431b", kill_on_drop: false }` [INFO] [stderr] Checking pin-project-lite v0.2.14 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Checking parking v2.2.0 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Checking fastrand v2.1.1 [INFO] [stderr] Compiling rustix v0.38.35 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Checking value-bag v1.9.0 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling rustix v0.37.27 [INFO] [stderr] Checking atomic-waker v1.1.2 [INFO] [stderr] Checking async-task v4.7.1 [INFO] [stderr] Checking fastrand v1.9.0 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Checking waker-fn v1.2.0 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking futures-lite v2.3.0 [INFO] [stderr] Checking piper v0.2.4 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking async-lock v2.8.0 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling polling v2.8.0 [INFO] [stderr] Compiling async-io v1.13.0 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Checking concurrent-queue v2.5.0 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking event-listener v5.3.1 [INFO] [stderr] Checking async-executor v1.13.0 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Checking stop-token v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `async_std` [INFO] [stdout] --> src/lib.rs:124:7 [INFO] [stdout] | [INFO] [stdout] 124 | #[cfg(feature = "async_std")] [INFO] [stdout] | ^^^^^^^^^^----------- [INFO] [stdout] | | [INFO] [stdout] | help: there is a expected value with a similar name: `"async-std"` [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `all`, `async-global-executor`, `async-io`, `async-std`, `docs`, and `tokio` [INFO] [stdout] = help: consider adding `async_std` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/stop_source.rs:75:13 [INFO] [stdout] | [INFO] [stdout] 75 | Poll::Ready(Some(never)) => match never {}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ matches no values because `Never` is uninhabited [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [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/future.rs:19:23 [INFO] [stdout] | [INFO] [stdout] 13 | fn timeout_at(self, target: T) -> TimeoutAt [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] ... [INFO] [stdout] 19 | deadline: target.into(), [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/stream.rs:22:23 [INFO] [stdout] | [INFO] [stdout] 15 | fn timeout_at(self, target: T) -> TimeoutAt [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] ... [INFO] [stdout] 22 | deadline: target.into(), [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/stop_source.rs:41:25 [INFO] [stdout] | [INFO] [stdout] 37 | let (sender, receiver) = bounded::(1); [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] ... [INFO] [stdout] 41 | stop_token: StopToken { chan: receiver }, [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/stop_source.rs:63:19 [INFO] [stdout] | [INFO] [stdout] 61 | fn into(self) -> Deadline { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 62 | Deadline { [INFO] [stdout] 63 | kind: crate::deadline::DeadlineKind::StopToken { t: self }, [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 4 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `stop-token` (lib) due to 5 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "4cd70db5c78c93fda3c1a9f8dd97912dfa7e63f634a2fedcb3b60d7e76ce431b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4cd70db5c78c93fda3c1a9f8dd97912dfa7e63f634a2fedcb3b60d7e76ce431b", kill_on_drop: false }` [INFO] [stdout] 4cd70db5c78c93fda3c1a9f8dd97912dfa7e63f634a2fedcb3b60d7e76ce431b