[INFO] fetching crate hwlocality 1.0.0-alpha.6... [INFO] checking hwlocality-1.0.0-alpha.6 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate hwlocality 1.0.0-alpha.6 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate hwlocality 1.0.0-alpha.6 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 hwlocality 1.0.0-alpha.6 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate hwlocality 1.0.0-alpha.6 [INFO] tweaked toml for crates.io crate hwlocality 1.0.0-alpha.6 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate hwlocality 1.0.0-alpha.6 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9595529427bee43d4827a5639ac3aefc41ba583d57fc6452ed48eca98982ae54 [INFO] running `Command { std: "docker" "start" "-a" "9595529427bee43d4827a5639ac3aefc41ba583d57fc6452ed48eca98982ae54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9595529427bee43d4827a5639ac3aefc41ba583d57fc6452ed48eca98982ae54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9595529427bee43d4827a5639ac3aefc41ba583d57fc6452ed48eca98982ae54", kill_on_drop: false }` [INFO] [stdout] 9595529427bee43d4827a5639ac3aefc41ba583d57fc6452ed48eca98982ae54 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2bc10aa082c7cf31151f6d045601d0aa380478ed35daa40c32104973d834688c [INFO] running `Command { std: "docker" "start" "-a" "2bc10aa082c7cf31151f6d045601d0aa380478ed35daa40c32104973d834688c", kill_on_drop: false }` [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Compiling hwlocality-sys v0.5.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking similar v2.6.0 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking unarray v0.1.4 [INFO] [stderr] Compiling syn v2.0.72 [INFO] [stderr] Checking errno v0.3.9 [INFO] [stderr] Checking console v0.15.8 [INFO] [stderr] Checking sysinfo v0.31.2 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking similar-asserts v1.5.0 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking tempfile v3.12.0 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling derive_more-impl v1.0.0 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Compiling enum-iterator-derive v1.4.0 [INFO] [stderr] Compiling num_enum_derive v0.7.3 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Checking num_enum v0.7.3 [INFO] [stderr] Checking enum-iterator v2.1.0 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking thiserror v1.0.63 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking proptest v1.5.0 [INFO] [stderr] Checking derive_more v1.0.0 [INFO] [stderr] Checking hwlocality v1.0.0-alpha.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/cpu/cpuset.rs:160:42 [INFO] [stdout] | [INFO] [stdout] 156 | pub fn objects_inside_cpuset_at_depth<'result, DepthLike>( [INFO] [stdout] | ------- lifetime `'result` declared here [INFO] [stdout] ... [INFO] [stdout] 160 | ) -> impl DoubleEndedIterator + FusedIterator + 'result [INFO] [stdout] | ^ this elided lifetime gets resolved as `'result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/cpu/cpuset.rs:218:42 [INFO] [stdout] | [INFO] [stdout] 214 | pub fn objects_inside_cpuset_with_type<'result>( [INFO] [stdout] | ------- lifetime `'result` declared here [INFO] [stdout] ... [INFO] [stdout] 218 | ) -> impl DoubleEndedIterator + FusedIterator + 'result { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/cpu/cpuset.rs:408:42 [INFO] [stdout] | [INFO] [stdout] 404 | pub fn objects_covering_cpuset_at_depth<'result, DepthLike>( [INFO] [stdout] | ------- lifetime `'result` declared here [INFO] [stdout] ... [INFO] [stdout] 408 | ) -> impl DoubleEndedIterator + FusedIterator + 'result [INFO] [stdout] | ^ this elided lifetime gets resolved as `'result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/cpu/cpuset.rs:436:42 [INFO] [stdout] | [INFO] [stdout] 432 | pub fn objects_covering_cpuset_with_type<'result>( [INFO] [stdout] | ------- lifetime `'result` declared here [INFO] [stdout] ... [INFO] [stdout] 436 | ) -> impl DoubleEndedIterator + FusedIterator + 'result { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/object/search/mod.rs:56:42 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn pus_from_cpuset<'result>( [INFO] [stdout] | ------- lifetime `'result` declared here [INFO] [stdout] ... [INFO] [stdout] 56 | ) -> impl DoubleEndedIterator + Clone + FusedIterator + 'result { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/object/search/mod.rs:89:42 [INFO] [stdout] | [INFO] [stdout] 86 | pub fn nodes_from_nodeset<'result>( [INFO] [stdout] | ------- lifetime `'result` declared here [INFO] [stdout] ... [INFO] [stdout] 89 | ) -> impl DoubleEndedIterator + Clone + FusedIterator + 'result { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/object/search/mod.rs:141:38 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn objects_closest_to<'result>( [INFO] [stdout] | ------- lifetime `'result` declared here [INFO] [stdout] ... [INFO] [stdout] 141 | ) -> Result + Clone + 'result, ClosestObjectsError> { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `RustError` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/errors.rs:255:24 [INFO] [stdout] | [INFO] [stdout] 252 | pub fn expect_only_hwloc(self, msg: &str) -> RawHwlocError { [INFO] [stdout] | ---- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 255 | Self::Rust(e) => panic!("{msg} (got unexpected Rust error {e}"), [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 `impl DoubleEndedIterator + Iterator + Clone + ExactSizeIterator + std::iter::FusedIterator` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/object/mod.rs:605:9 [INFO] [stdout] | [INFO] [stdout] 603 | pub fn normal_child_covering_cpuset(&self, set: impl Deref) -> Option<&Self> { [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 604 | let set: &CpuSet = &set; [INFO] [stdout] 605 | self.normal_children() [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/topology/mod.rs:683:5 [INFO] [stdout] | [INFO] [stdout] 682 | fn sets_overlap(mut sets: impl Iterator>) -> bool { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 683 | / sets.try_fold(CpuSet::new(), |mut acc, set| { [INFO] [stdout] 684 | | let set: &CpuSet = &set; [INFO] [stdout] 685 | | if acc.intersects(set) { [INFO] [stdout] 686 | | None [INFO] [stdout] ... | [INFO] [stdout] 690 | | } [INFO] [stdout] 691 | | }) [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; 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `hwlocality` (lib) due to 4 previous errors; 7 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "2bc10aa082c7cf31151f6d045601d0aa380478ed35daa40c32104973d834688c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2bc10aa082c7cf31151f6d045601d0aa380478ed35daa40c32104973d834688c", kill_on_drop: false }` [INFO] [stdout] 2bc10aa082c7cf31151f6d045601d0aa380478ed35daa40c32104973d834688c