[INFO] fetching crate conrod_floatwin 0.0.2... [INFO] checking conrod_floatwin-0.0.2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate conrod_floatwin 0.0.2 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate conrod_floatwin 0.0.2 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 conrod_floatwin 0.0.2 [INFO] finished tweaking crates.io crate conrod_floatwin 0.0.2 [INFO] tweaked toml for crates.io crate conrod_floatwin 0.0.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate conrod_floatwin 0.0.2 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" "+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] ea82a911d4a7b7d3e70f98102e5e614672dada2c7df49d60edb66dfb4598e7b2 [INFO] running `Command { std: "docker" "start" "-a" "ea82a911d4a7b7d3e70f98102e5e614672dada2c7df49d60edb66dfb4598e7b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ea82a911d4a7b7d3e70f98102e5e614672dada2c7df49d60edb66dfb4598e7b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea82a911d4a7b7d3e70f98102e5e614672dada2c7df49d60edb66dfb4598e7b2", kill_on_drop: false }` [INFO] [stdout] ea82a911d4a7b7d3e70f98102e5e614672dada2c7df49d60edb66dfb4598e7b2 [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] b5f3482399a4e0e155493e8f875d22cc250ca490401f4b09ca7c6675545874a5 [INFO] running `Command { std: "docker" "start" "-a" "b5f3482399a4e0e155493e8f875d22cc250ca490401f4b09ca7c6675545874a5", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling libloading v0.6.2 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Checking dlib v0.4.2 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling khronos_api v3.1.0 [INFO] [stderr] Checking downcast-rs v1.2.0 [INFO] [stderr] Checking stb_truetype v0.3.1 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking linked-hash-map v0.5.3 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Compiling wayland-scanner v0.23.6 [INFO] [stderr] Compiling wayland-scanner v0.21.13 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking xdg v2.2.0 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Checking ordered-float v1.1.0 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking line_drawing v0.7.0 [INFO] [stderr] Compiling gl_generator v0.13.1 [INFO] [stderr] Checking rusttype v0.8.3 [INFO] [stderr] Checking wayland-sys v0.23.6 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking wayland-sys v0.21.13 [INFO] [stderr] Checking rusttype v0.7.9 [INFO] [stderr] Compiling pkg-config v0.3.18 [INFO] [stderr] Checking andrew v0.2.1 [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Compiling x11-dl v2.18.5 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling xcb v0.9.0 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling wayland-client v0.21.13 [INFO] [stderr] Compiling wayland-protocols v0.21.13 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Compiling cc v1.0.58 [INFO] [stderr] Compiling wayland-client v0.23.6 [INFO] [stderr] Compiling wayland-protocols v0.23.6 [INFO] [stderr] Checking wayland-commons v0.23.6 [INFO] [stderr] Checking wayland-commons v0.21.13 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling glutin_glx_sys v0.1.6 [INFO] [stderr] Compiling glutin_egl_sys v0.1.4 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking piston-float v0.3.0 [INFO] [stderr] Checking fixedbitset v0.1.9 [INFO] [stderr] Checking petgraph v0.4.13 [INFO] [stderr] Checking piston-viewport v0.5.0 [INFO] [stderr] Checking shared_library v0.1.9 [INFO] [stderr] Checking raw-window-handle v0.3.3 [INFO] [stderr] Compiling gl_generator v0.11.0 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking gimli v0.22.0 [INFO] [stderr] Checking miniz_oxide v0.4.0 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking daggy v0.5.0 [INFO] [stderr] Compiling glium v0.24.0 [INFO] [stderr] Checking osmesa-sys v0.1.2 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking object v0.20.0 [INFO] [stderr] Checking instant v0.1.6 [INFO] [stderr] Checking addr2line v0.13.0 [INFO] [stderr] Checking conrod_winit v0.70.0 [INFO] [stderr] Compiling conrod_derive v0.70.0 [INFO] [stderr] Checking backtrace v0.3.50 [INFO] [stderr] Checking pistoncore-input v0.24.0 [INFO] [stderr] Checking x11-clipboard v0.5.1 [INFO] [stderr] Checking smithay-client-toolkit v0.6.6 [INFO] [stderr] Checking smithay-clipboard v0.4.0 [INFO] [stderr] Checking copypasta v0.6.3 [INFO] [stderr] Checking conrod_core v0.70.0 [INFO] [stderr] Checking smithay-client-toolkit v0.4.6 [INFO] [stderr] Checking winit v0.19.5 [INFO] [stderr] Checking conrod_floatwin v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/windowing_area/layout.rs:978:10 [INFO] [stdout] | [INFO] [stdout] 978 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Borderable` [INFO] [stdout] --> src/windowing_area/window_frame.rs:8:31 [INFO] [stdout] | [INFO] [stdout] 8 | text, widget, widget_ids, Borderable, Color, Colorable, FontSize, Labelable, Positionable, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Labelable` [INFO] [stdout] --> src/windowing_area/window_frame.rs:8:71 [INFO] [stdout] | [INFO] [stdout] 8 | text, widget, widget_ids, Borderable, Color, Colorable, FontSize, Labelable, Positionable, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `min_size` [INFO] [stdout] --> src/windowing_area/layout.rs:263:13 [INFO] [stdout] | [INFO] [stdout] 263 | min_size, [INFO] [stdout] | ^^^^^^^^ help: try ignoring the field: `min_size: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set_win_normal_rect` is never used [INFO] [stdout] --> src/windowing_area/layout.rs:552:19 [INFO] [stdout] | [INFO] [stdout] 159 | impl WindowingState { [INFO] [stdout] | ------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 552 | pub(crate) fn set_win_normal_rect(&mut self, win_id: WinId, rect: RectF) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `PointF` is never used [INFO] [stdout] --> src/windowing_area/layout/dim.rs:59:10 [INFO] [stdout] | [INFO] [stdout] 59 | pub type PointF = Point; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `PointI` is never used [INFO] [stdout] --> src/windowing_area/layout/dim.rs:60:10 [INFO] [stdout] | [INFO] [stdout] 60 | pub type PointI = Point; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `ContinuousDim` is never used [INFO] [stdout] --> src/windowing_area/layout/dim.rs:158:11 [INFO] [stdout] | [INFO] [stdout] 158 | pub trait ContinuousDim: Dim {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `DiscreteDim` is never used [INFO] [stdout] --> src/windowing_area/layout/dim.rs:159:11 [INFO] [stdout] | [INFO] [stdout] 159 | pub trait DiscreteDim: Dim + Eq {} [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `DimRangeH` is never used [INFO] [stdout] --> src/windowing_area/layout/snapping.rs:3:10 [INFO] [stdout] | [INFO] [stdout] 3 | pub type DimRangeH = DimRange; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `DimRangeV` is never used [INFO] [stdout] --> src/windowing_area/layout/snapping.rs:4:10 [INFO] [stdout] | [INFO] [stdout] 4 | pub type DimRangeV = DimRange; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `hidpi_factor` is never read [INFO] [stdout] --> src/windowing_area/debug.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct DebugWidget<'a> { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 16 | pub hidpi_factor: f64, [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/classic_frame.rs:69:24 [INFO] [stdout] | [INFO] [stdout] 62 | fn polygon_to_triangle_points(mut points: Iter) -> impl Iterator [INFO] [stdout] | ---------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 69 | std::iter::from_fn(move || { [INFO] [stdout] | ________________________^ [INFO] [stdout] 70 | | first_and_prev [INFO] [stdout] 71 | | .as_mut() [INFO] [stdout] 72 | | .and_then(|&mut (first, ref mut prev)| { [INFO] [stdout] ... | [INFO] [stdout] 78 | | }) [INFO] [stdout] 79 | | }) [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/classic_frame.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | iter_chain!($first,).chain(iter_chain!($($others,)+)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 120 | let lower_a = polygon_to_triangle_points( [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 126 | let upper_a = polygon_to_triangle_points( [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 136 | let lower_b = polygon_to_triangle_points( [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 146 | let upper_b = polygon_to_triangle_points( [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 156 | let inside = polygon_to_triangle_points( [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 164 | iter_chain![lower_a, upper_a, lower_b, upper_b, inside].map(widget::triangles::Triangle) [INFO] [stdout] | ------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `iter_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/classic_frame.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | iter_chain!($first,).chain(iter_chain!($($others,)+)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 308 | let part1 = polygon_to_triangle_points(value_iter_chain![ [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 316 | let part2 = polygon_to_triangle_points(value_iter_chain![ [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 323 | let part3 = polygon_to_triangle_points(value_iter_chain![ [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 330 | iter_chain![part1, part2, part3,].map(widget::triangles::Triangle) [INFO] [stdout] | --------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `iter_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `conrod_floatwin` (lib) due to 4 previous errors; 12 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "b5f3482399a4e0e155493e8f875d22cc250ca490401f4b09ca7c6675545874a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5f3482399a4e0e155493e8f875d22cc250ca490401f4b09ca7c6675545874a5", kill_on_drop: false }` [INFO] [stdout] b5f3482399a4e0e155493e8f875d22cc250ca490401f4b09ca7c6675545874a5