[INFO] fetching crate swap-arc 0.1.1... [INFO] checking swap-arc-0.1.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate swap-arc 0.1.1 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate swap-arc 0.1.1 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 swap-arc 0.1.1 [INFO] finished tweaking crates.io crate swap-arc 0.1.1 [INFO] tweaked toml for crates.io crate swap-arc 0.1.1 written to /workspace/builds/worker-6-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 30 packages to latest compatible versions [INFO] [stderr] Adding rustc_version v0.3.3 (latest: v0.4.1) [INFO] [stderr] Adding semver v0.11.0 (latest: v1.0.23) [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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 42fe2916ffd6d7bc933169e33c7830aaa40a5519e9e7d7201a1fac5203fa1458 [INFO] running `Command { std: "docker" "start" "-a" "42fe2916ffd6d7bc933169e33c7830aaa40a5519e9e7d7201a1fac5203fa1458", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "42fe2916ffd6d7bc933169e33c7830aaa40a5519e9e7d7201a1fac5203fa1458", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42fe2916ffd6d7bc933169e33c7830aaa40a5519e9e7d7201a1fac5203fa1458", kill_on_drop: false }` [INFO] [stdout] 42fe2916ffd6d7bc933169e33c7830aaa40a5519e9e7d7201a1fac5203fa1458 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3620c80314573f8f5b3b6bd234a268dbb3b6d53dd312abf7fe916e73ebdf130a [INFO] running `Command { std: "docker" "start" "-a" "3620c80314573f8f5b3b6bd234a268dbb3b6d53dd312abf7fe916e73ebdf130a", kill_on_drop: false }` [INFO] [stderr] warning: invalid feature `arc-swap` in required-features of target `swap_arc`: `arc-swap` is not present in [features] section [INFO] [stderr] warning: invalid feature `rand` in required-features of target `swap_arc`: `rand` is not present in [features] section [INFO] [stderr] Compiling ucd-trie v0.1.6 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling const_fn v0.4.10 [INFO] [stderr] Checking arc-swap v1.7.1 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling pest v2.7.11 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling semver-parser v0.10.2 [INFO] [stderr] Compiling semver v0.11.0 [INFO] [stderr] Compiling rustc_version v0.3.3 [INFO] [stderr] Compiling likely_stable v0.1.2 [INFO] [stderr] Checking swap-arc v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `compare_exchange_inner` is never used [INFO] [stdout] --> src/lib.rs:855:15 [INFO] [stdout] | [INFO] [stdout] 80 | / impl, const METADATA_BITS: u32> [INFO] [stdout] 81 | | SwapArcAnyMeta [INFO] [stdout] | |_______________________________________- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 855 | unsafe fn compare_exchange_inner(&self, old: *const T, new: *const T) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `from_exposed_addr` is never used [INFO] [stdout] --> src/lib.rs:1620:19 [INFO] [stdout] | [INFO] [stdout] 1620 | pub(crate) fn from_exposed_addr(exposed_addr: usize) -> *const T { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `from_exposed_addr_mut` is never used [INFO] [stdout] --> src/lib.rs:1625:19 [INFO] [stdout] | [INFO] [stdout] 1625 | pub(crate) fn from_exposed_addr_mut(exposed_addr: usize) -> *mut T { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [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/lib.rs:99:27 [INFO] [stdout] | [INFO] [stdout] 89 | pub fn new(val: D) -> Self { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 99 | thread_local: ThreadLocal::new(), [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/lib.rs:139:30 [INFO] [stdout] | [INFO] [stdout] 136 | let curr = self.load_strongly(); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 139 | CachePadded::new(LocalData { [INFO] [stdout] | ______________________________^ [INFO] [stdout] 140 | | // SAFETY: this is safe because we know that this will only ever be accessed [INFO] [stdout] 141 | | // if there is a live reference to `self` present. [INFO] [stdout] 142 | | parent: self as *const Self, [INFO] [stdout] ... | [INFO] [stdout] 158 | | }), [INFO] [stdout] 159 | | }) [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] warning: method `compare_exchange_inner` is never used [INFO] [stdout] --> src/lib.rs:855:15 [INFO] [stdout] | [INFO] [stdout] 80 | / impl, const METADATA_BITS: u32> [INFO] [stdout] 81 | | SwapArcAnyMeta [INFO] [stdout] | |_______________________________________- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 855 | unsafe fn compare_exchange_inner(&self, old: *const T, new: *const T) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `from_exposed_addr` is never used [INFO] [stdout] --> src/lib.rs:1620:19 [INFO] [stdout] | [INFO] [stdout] 1620 | pub(crate) fn from_exposed_addr(exposed_addr: usize) -> *const T { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `from_exposed_addr_mut` is never used [INFO] [stdout] --> src/lib.rs:1625:19 [INFO] [stdout] | [INFO] [stdout] 1625 | pub(crate) fn from_exposed_addr_mut(exposed_addr: usize) -> *mut T { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [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/lib.rs:99:27 [INFO] [stdout] | [INFO] [stdout] 89 | pub fn new(val: D) -> Self { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 99 | thread_local: ThreadLocal::new(), [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/lib.rs:139:30 [INFO] [stdout] | [INFO] [stdout] 136 | let curr = self.load_strongly(); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 139 | CachePadded::new(LocalData { [INFO] [stdout] | ______________________________^ [INFO] [stdout] 140 | | // SAFETY: this is safe because we know that this will only ever be accessed [INFO] [stdout] 141 | | // if there is a live reference to `self` present. [INFO] [stdout] 142 | | parent: self as *const Self, [INFO] [stdout] ... | [INFO] [stdout] 158 | | }), [INFO] [stdout] 159 | | }) [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/lib.rs:1685:28 [INFO] [stdout] | [INFO] [stdout] 1685 | .for_each(|thread| thread.join().unwrap()); [INFO] [stdout] | ------ ^^^^^^^^^^^^^ [INFO] [stdout] | | [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] [INFO] [stdout] [INFO] [stderr] error: could not compile `swap-arc` (lib) due to 3 previous errors; 3 warnings emitted [INFO] [stdout] error: aborting due to 3 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `swap-arc` (lib test) due to 4 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "3620c80314573f8f5b3b6bd234a268dbb3b6d53dd312abf7fe916e73ebdf130a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3620c80314573f8f5b3b6bd234a268dbb3b6d53dd312abf7fe916e73ebdf130a", kill_on_drop: false }` [INFO] [stdout] 3620c80314573f8f5b3b6bd234a268dbb3b6d53dd312abf7fe916e73ebdf130a