[INFO] fetching crate unlink 0.0.0-pre-release3.1... [INFO] checking unlink-0.0.0-pre-release3.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate unlink 0.0.0-pre-release3.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate unlink 0.0.0-pre-release3.1 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 unlink 0.0.0-pre-release3.1 [INFO] finished tweaking crates.io crate unlink 0.0.0-pre-release3.1 [INFO] tweaked toml for crates.io crate unlink 0.0.0-pre-release3.1 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 65 packages to latest compatible versions [INFO] [stderr] Adding matchers v0.1.0 (latest: v0.2.0) [INFO] [stderr] Adding nu-ansi-term v0.46.0 (latest: v0.50.1) [INFO] [stderr] Adding regex-automata v0.1.10 (latest: v0.4.7) [INFO] [stderr] Adding regex-syntax v0.6.29 (latest: v0.8.4) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6dae4a5fac4af2280b475486333c28600a083cbef73cb8839a6949469e2a6d9f [INFO] running `Command { std: "docker" "start" "-a" "6dae4a5fac4af2280b475486333c28600a083cbef73cb8839a6949469e2a6d9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6dae4a5fac4af2280b475486333c28600a083cbef73cb8839a6949469e2a6d9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6dae4a5fac4af2280b475486333c28600a083cbef73cb8839a6949469e2a6d9f", kill_on_drop: false }` [INFO] [stdout] 6dae4a5fac4af2280b475486333c28600a083cbef73cb8839a6949469e2a6d9f [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f856dd50237c8e39b870a953ec1e04f67002a4d7a54a26c8ee111d05ff4eb176 [INFO] running `Command { std: "docker" "start" "-a" "f856dd50237c8e39b870a953ec1e04f67002a4d7a54a26c8ee111d05ff4eb176", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking haphazard v0.1.8 [INFO] [stderr] Checking owned-alloc v0.2.0 [INFO] [stderr] Checking lockfree v0.5.1 [INFO] [stderr] Checking unlink v0.0.0-pre-release3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/base.rs:325:9 [INFO] [stdout] | [INFO] [stdout] 325 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `CountOnDrop` is never constructed [INFO] [stdout] --> src/base.rs:328:12 [INFO] [stdout] | [INFO] [stdout] 328 | struct CountOnDrop { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` 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/base.rs:125:14 [INFO] [stdout] | [INFO] [stdout] 105 | let mut old_head = NodeRef::from_atomic_ptr(&self.head)?; [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 125 | Some(old_head.into()) [INFO] [stdout] | ^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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/base.rs:222:14 [INFO] [stdout] | [INFO] [stdout] 218 | let mut _hazard = HazardPointer::new_in_domain(&UNIQUE_FAMILY); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 222 | Some(NodeRef { node, _hazard }) [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 2 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `unlink` (lib) due to 3 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "f856dd50237c8e39b870a953ec1e04f67002a4d7a54a26c8ee111d05ff4eb176", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f856dd50237c8e39b870a953ec1e04f67002a4d7a54a26c8ee111d05ff4eb176", kill_on_drop: false }` [INFO] [stdout] f856dd50237c8e39b870a953ec1e04f67002a4d7a54a26c8ee111d05ff4eb176