[INFO] fetching crate lockable 0.0.8... [INFO] checking lockable-0.0.8 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate lockable 0.0.8 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate lockable 0.0.8 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lockable 0.0.8 [INFO] finished tweaking crates.io crate lockable 0.0.8 [INFO] tweaked toml for crates.io crate lockable 0.0.8 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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 anes v0.1.6 (available: v0.2.0) [INFO] [stderr] Adding convert_case v0.4.0 (available: v0.6.0) [INFO] [stderr] Adding derive_more v0.99.18 (available: v1.0.0) [INFO] [stderr] Adding itertools v0.10.5 (available: v0.13.0) [INFO] [stderr] Adding itertools v0.12.1 (available: v0.13.0) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 74b33c46601d2b7a8f0b30e693fc2a3c0380ecf2fbea5e0d8a0a1b8c13cfbc46 [INFO] running `Command { std: "docker" "start" "-a" "74b33c46601d2b7a8f0b30e693fc2a3c0380ecf2fbea5e0d8a0a1b8c13cfbc46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "74b33c46601d2b7a8f0b30e693fc2a3c0380ecf2fbea5e0d8a0a1b8c13cfbc46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74b33c46601d2b7a8f0b30e693fc2a3c0380ecf2fbea5e0d8a0a1b8c13cfbc46", kill_on_drop: false }` [INFO] [stdout] 74b33c46601d2b7a8f0b30e693fc2a3c0380ecf2fbea5e0d8a0a1b8c13cfbc46 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] db26a92cd87e413f0ac1aa39f0a53a8b3b0b507d482167cb27ec3841e1d7f47e [INFO] running `Command { std: "docker" "start" "-a" "db26a92cd87e413f0ac1aa39f0a53a8b3b0b507d482167cb27ec3841e1d7f47e", kill_on_drop: false }` [INFO] [stderr] Checking ahash v0.8.11 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking half v2.4.1 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking plotters-backend v0.3.7 [INFO] [stderr] Checking clap_builder v4.5.18 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking tokio v1.40.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking plotters-svg v0.3.7 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Compiling derive_more v0.99.18 [INFO] [stderr] Checking lru v0.12.4 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking itertools v0.12.1 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking clap v4.5.18 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking oorandom v11.1.4 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking lockable v0.0.8 (/opt/rustwide/workdir) [INFO] [stderr] Checking criterion v0.5.1 [INFO] [stdout] error: this value of type `Poll::Item>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/utils/stream.rs:38:15 [INFO] [stdout] | [INFO] [stdout] 36 | let noop_waker = task::noop_waker(); [INFO] [stdout] | ---------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 37 | let mut cx = Context::from_waker(&noop_waker); [INFO] [stdout] 38 | match self.poll_next_unpin(&mut cx) { [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] warning: method `next_if_ready` is never used [INFO] [stdout] --> src/utils/stream.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub trait MyStreamExt: Stream { [INFO] [stdout] | ----------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 28 | fn next_if_ready(&mut self) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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 `lockable` (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" "db26a92cd87e413f0ac1aa39f0a53a8b3b0b507d482167cb27ec3841e1d7f47e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db26a92cd87e413f0ac1aa39f0a53a8b3b0b507d482167cb27ec3841e1d7f47e", kill_on_drop: false }` [INFO] [stdout] db26a92cd87e413f0ac1aa39f0a53a8b3b0b507d482167cb27ec3841e1d7f47e