[INFO] fetching crate uninit-tools 0.0.7... [INFO] checking uninit-tools-0.0.7 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate uninit-tools 0.0.7 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate uninit-tools 0.0.7 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 uninit-tools 0.0.7 [INFO] finished tweaking crates.io crate uninit-tools 0.0.7 [INFO] tweaked toml for crates.io crate uninit-tools 0.0.7 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] Locking 6 packages to latest compatible versions [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-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] ea74d4722b16ced491b23e79cba429a490145b47c6f4083160d72a7a0a0cb577 [INFO] running `Command { std: "docker" "start" "-a" "ea74d4722b16ced491b23e79cba429a490145b47c6f4083160d72a7a0a0cb577", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ea74d4722b16ced491b23e79cba429a490145b47c6f4083160d72a7a0a0cb577", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea74d4722b16ced491b23e79cba429a490145b47c6f4083160d72a7a0a0cb577", kill_on_drop: false }` [INFO] [stdout] ea74d4722b16ced491b23e79cba429a490145b47c6f4083160d72a7a0a0cb577 [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] f97fd0bbccbe058389db9c33721f8b0ff1111c3d29e2f9ab24b4c10dcc7e412c [INFO] running `Command { std: "docker" "start" "-a" "f97fd0bbccbe058389db9c33721f8b0ff1111c3d29e2f9ab24b4c10dcc7e412c", kill_on_drop: false }` [INFO] [stderr] Checking uninit-tools v0.0.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `Sealed` is never used [INFO] [stdout] --> src/traits.rs:89:15 [INFO] [stdout] | [INFO] [stdout] 89 | pub trait Sealed {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Sealed` is never used [INFO] [stdout] --> src/traits.rs:92:15 [INFO] [stdout] | [INFO] [stdout] 92 | pub trait Sealed {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Sealed` is never used [INFO] [stdout] --> src/traits.rs:95:15 [INFO] [stdout] | [INFO] [stdout] 95 | pub trait Sealed {} [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/buffer.rs:58:32 [INFO] [stdout] | [INFO] [stdout] 57 | pub const fn uninit(inner: T) -> Self { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 58 | Self::from_initializer(BufferInitializer::uninit(inner)) [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/buffer.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 82 | pub fn into_inner(self) -> T { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 83 | self.into_initializer().into_inner() [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/buffer.rs:115:32 [INFO] [stdout] | [INFO] [stdout] 114 | pub fn new(init: T) -> Self { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 115 | Self::from_initializer(BufferInitializer::new(init)) [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/buffers.rs:32:32 [INFO] [stdout] | [INFO] [stdout] 31 | pub const fn new(inner: T) -> Self { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 32 | Self::from_initializer(BuffersInitializer::uninit(inner)) [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/buffers.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn into_inner(self) -> T { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 50 | self.into_initializer().into_inner() [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/buffers.rs:534:26 [INFO] [stdout] | [INFO] [stdout] 527 | pub fn from_single_buffer(buffer: Buffer) -> Self { [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 528 | let Buffer { [INFO] [stdout] 529 | initializer, [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 534 | initializer: BuffersInitializer::from_single_buffer_initializer(initializer), [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/initializer.rs:433:20 [INFO] [stdout] | [INFO] [stdout] 424 | pub fn from_single_buffer_initializer(single: BufferInitializer) -> Self { [INFO] [stdout] | ---------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 427 | inner, [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 433 | inner: SingleVector(inner), [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 7 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `uninit-tools` (lib) due to 8 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: trait `Sealed` is never used [INFO] [stdout] --> src/traits.rs:89:15 [INFO] [stdout] | [INFO] [stdout] 89 | pub trait Sealed {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Sealed` is never used [INFO] [stdout] --> src/traits.rs:92:15 [INFO] [stdout] | [INFO] [stdout] 92 | pub trait Sealed {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Sealed` is never used [INFO] [stdout] --> src/traits.rs:95:15 [INFO] [stdout] | [INFO] [stdout] 95 | pub trait Sealed {} [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/buffer.rs:58:32 [INFO] [stdout] | [INFO] [stdout] 57 | pub const fn uninit(inner: T) -> Self { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 58 | Self::from_initializer(BufferInitializer::uninit(inner)) [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/buffer.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 82 | pub fn into_inner(self) -> T { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 83 | self.into_initializer().into_inner() [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/buffer.rs:115:32 [INFO] [stdout] | [INFO] [stdout] 114 | pub fn new(init: T) -> Self { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 115 | Self::from_initializer(BufferInitializer::new(init)) [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/buffers.rs:32:32 [INFO] [stdout] | [INFO] [stdout] 31 | pub const fn new(inner: T) -> Self { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 32 | Self::from_initializer(BuffersInitializer::uninit(inner)) [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/buffers.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn into_inner(self) -> T { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 50 | self.into_initializer().into_inner() [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/buffers.rs:534:26 [INFO] [stdout] | [INFO] [stdout] 527 | pub fn from_single_buffer(buffer: Buffer) -> Self { [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 528 | let Buffer { [INFO] [stdout] 529 | initializer, [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 534 | initializer: BuffersInitializer::from_single_buffer_initializer(initializer), [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/initializer.rs:433:20 [INFO] [stdout] | [INFO] [stdout] 424 | pub fn from_single_buffer_initializer(single: BufferInitializer) -> Self { [INFO] [stdout] | ---------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 427 | inner, [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 433 | inner: SingleVector(inner), [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 7 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `uninit-tools` (lib test) due to 8 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "f97fd0bbccbe058389db9c33721f8b0ff1111c3d29e2f9ab24b4c10dcc7e412c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f97fd0bbccbe058389db9c33721f8b0ff1111c3d29e2f9ab24b4c10dcc7e412c", kill_on_drop: false }` [INFO] [stdout] f97fd0bbccbe058389db9c33721f8b0ff1111c3d29e2f9ab24b4c10dcc7e412c