[INFO] cloning repository https://github.com/lucasTanne/reader
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lucasTanne/reader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FlucasTanne%2Freader", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FlucasTanne%2Freader'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c294e1250a83ae80da474f995079d6a956aa752a
[INFO] checking lucasTanne/reader against try#f4690f24e7d9bcb0b168a02b06dd61391e8bd55a for pr-157814-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FlucasTanne%2Freader" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lucasTanne/reader
[INFO] finished tweaking git repo https://github.com/lucasTanne/reader
[INFO] tweaked toml for git repo https://github.com/lucasTanne/reader written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lucasTanne/reader on toolchain f4690f24e7d9bcb0b168a02b06dd61391e8bd55a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f4690f24e7d9bcb0b168a02b06dd61391e8bd55a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lucasTanne/reader 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" "+f4690f24e7d9bcb0b168a02b06dd61391e8bd55a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7cf07dcec6eec8f91d8fcff9552b5c74122c05467aaf1800be6da9d6f61e2ab2" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f8e96f41b9943c7dbcba2e6c29b1cdd8f7ca9420daa5e16fb3f9490f2537b11f
[INFO] running `Command { std: "docker" "start" "f8e96f41b9943c7dbcba2e6c29b1cdd8f7ca9420daa5e16fb3f9490f2537b11f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f8e96f41b9943c7dbcba2e6c29b1cdd8f7ca9420daa5e16fb3f9490f2537b11f" "/opt/rustwide/cargo-home/bin/cargo" "+f4690f24e7d9bcb0b168a02b06dd61391e8bd55a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8e96f41b9943c7dbcba2e6c29b1cdd8f7ca9420daa5e16fb3f9490f2537b11f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f8e96f41b9943c7dbcba2e6c29b1cdd8f7ca9420daa5e16fb3f9490f2537b11f" "/opt/rustwide/cargo-home/bin/cargo" "+f4690f24e7d9bcb0b168a02b06dd61391e8bd55a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling wayland-sys v0.31.10
[INFO] [stderr]    Compiling wayland-client v0.31.13
[INFO] [stderr]    Compiling wayland-backend v0.3.14
[INFO] [stderr]    Compiling zerocopy v0.8.47
[INFO] [stderr]    Compiling wayland-scanner v0.31.9
[INFO] [stderr]     Checking memmap2 v0.9.10
[INFO] [stderr]     Checking ttf-parser v0.25.1
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]     Checking smol_str v0.2.2
[INFO] [stderr]    Compiling slotmap v1.1.1
[INFO] [stderr]    Compiling winnow v1.0.0
[INFO] [stderr]     Checking lilt v0.8.1
[INFO] [stderr]    Compiling toml_datetime v1.0.1+spec-1.1.0
[INFO] [stderr]     Checking glam v0.25.0
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]    Compiling naga v27.0.3
[INFO] [stderr]     Checking bit-vec v0.8.0
[INFO] [stderr]     Checking zeno v0.3.3
[INFO] [stderr]     Checking yazi v0.2.1
[INFO] [stderr]     Checking bit-set v0.8.0
[INFO] [stderr]     Checking codespan-reporting v0.12.0
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]    Compiling wgpu-hal v27.0.4
[INFO] [stderr]     Checking gpu-alloc-types v0.3.0
[INFO] [stderr]     Checking spirv v0.3.0+sdk-1.3.268.0
[INFO] [stderr]     Checking sys-locale v0.3.2
[INFO] [stderr]     Checking self_cell v1.2.2
[INFO] [stderr]     Checking rangemap v1.7.1
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]     Checking unicode-bidi v0.3.18
[INFO] [stderr]     Checking x11rb-protocol v0.13.2
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]    Compiling toml_parser v1.0.10+spec-1.1.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking khronos-egl v6.0.0
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]     Checking ordered-float v5.1.0
[INFO] [stderr]     Checking gpu-alloc v0.6.0
[INFO] [stderr]     Checking renderdoc-sys v1.1.0
[INFO] [stderr]     Checking glow v0.16.0
[INFO] [stderr]    Compiling wgpu-core v27.0.3
[INFO] [stderr]     Checking euclid v0.22.14
[INFO] [stderr]    Compiling toml_edit v0.25.5+spec-1.1.0
[INFO] [stderr]    Compiling wgpu v27.0.1
[INFO] [stderr]    Compiling tiny-xlib v0.2.4
[INFO] [stderr]     Checking svg_fmt v0.4.5
[INFO] [stderr]     Checking ctor-lite v0.1.2
[INFO] [stderr]     Checking piper v0.2.5
[INFO] [stderr]     Checking lru v0.16.3
[INFO] [stderr]    Compiling android-build v0.1.3
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking async-executor v1.14.0
[INFO] [stderr]     Checking blocking v1.6.2
[INFO] [stderr]     Checking uuid v1.22.0
[INFO] [stderr]     Checking kurbo v0.10.4
[INFO] [stderr]    Compiling winit v0.30.13
[INFO] [stderr]     Checking x11-dl v2.21.0
[INFO] [stderr]     Checking xkbcommon-dl v0.4.2
[INFO] [stderr]     Checking simd-adler32 v0.3.9
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling mundy v0.2.2
[INFO] [stderr]     Checking etagere v0.2.15
[INFO] [stderr]     Checking guillotiere v0.6.2
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]    Compiling proc-macro-crate v3.5.0
[INFO] [stderr]     Checking fontdb v0.23.0
[INFO] [stderr]     Checking owned_ttf_parser v0.25.1
[INFO] [stderr]     Checking ab_glyph v0.2.32
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling zerocopy-derive v0.8.47
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling enumflags2_derive v0.7.12
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling async-recursion v1.1.1
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]     Checking polling v3.11.0
[INFO] [stderr]     Checking gethostname v1.1.0
[INFO] [stderr]     Checking async-io v2.6.0
[INFO] [stderr]     Checking wayland-csd-frame v0.3.0
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking bytemuck v1.25.0
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking async-signal v0.2.13
[INFO] [stderr]     Checking async-process v2.5.0
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking font-types v0.10.1
[INFO] [stderr]     Checking tiny-skia-path v0.11.4
[INFO] [stderr]     Checking calloop v0.13.0
[INFO] [stderr]     Checking calloop v0.14.4
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking iced_core v0.14.0
[INFO] [stderr]     Checking wgpu-types v27.0.1
[INFO] [stderr]     Checking tiny-skia v0.11.4
[INFO] [stderr]     Checking read-fonts v0.35.0
[INFO] [stderr]     Checking wayland-protocols v0.32.11
[INFO] [stderr]     Checking wayland-cursor v0.31.13
[INFO] [stderr]     Checking calloop-wayland-source v0.3.0
[INFO] [stderr]     Checking calloop-wayland-source v0.4.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking enumflags2 v0.7.12
[INFO] [stderr]     Checking zvariant_utils v3.3.0
[INFO] [stderr]     Checking futures-executor v0.3.32
[INFO] [stderr]     Checking futures v0.3.32
[INFO] [stderr]     Checking iced_futures v0.14.0
[INFO] [stderr]    Compiling zvariant_derive v5.10.0
[INFO] [stderr]     Checking iced_debug v0.14.0
[INFO] [stderr]     Checking iced_runtime v0.14.0
[INFO] [stderr]    Compiling zvariant v5.10.0
[INFO] [stderr]     Checking zbus_names v4.3.1
[INFO] [stderr]     Checking wayland-protocols-wlr v0.3.11
[INFO] [stderr]     Checking wayland-protocols-experimental v20250721.0.1
[INFO] [stderr]     Checking wayland-protocols-misc v0.3.11
[INFO] [stderr]     Checking wayland-protocols-plasma v0.3.11
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking smithay-client-toolkit v0.20.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.19.2
[INFO] [stderr]     Checking x11rb v0.13.2
[INFO] [stderr]     Checking smithay-clipboard v0.7.3
[INFO] [stderr]     Checking skrifa v0.37.0
[INFO] [stderr]     Checking harfrust v0.3.2
[INFO] [stderr]     Checking sctk-adwaita v0.10.1
[INFO] [stderr]     Checking clipboard_wayland v0.2.2
[INFO] [stderr]    Compiling zbus_macros v5.14.0
[INFO] [stderr]     Checking softbuffer v0.4.8
[INFO] [stderr]     Checking clipboard_x11 v0.4.3
[INFO] [stderr]     Checking window_clipboard v0.5.1
[INFO] [stderr]     Checking zbus v5.14.0
[INFO] [stderr]     Checking swash v0.2.6
[INFO] [stderr]     Checking cosmic-text v0.15.0
[INFO] [stderr]     Checking iced_graphics v0.14.0
[INFO] [stderr]     Checking iced_tiny_skia v0.14.0
[INFO] [stderr]     Checking iced_program v0.14.0
[INFO] [stderr]     Checking iced_winit v0.14.0
[INFO] [stderr]     Checking wgpu-core-deps-windows-linux-android v27.0.0
[INFO] [stderr]     Checking cryoglyph v0.1.0
[INFO] [stderr]     Checking iced_wgpu v0.14.0
[INFO] [stderr]     Checking iced_renderer v0.14.0
[INFO] [stderr]     Checking iced_widget v0.14.2
[INFO] [stderr]     Checking iced v0.14.0
[INFO] [stderr]     Checking reader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `data_length`
[INFO] [stdout]    --> src/png.rs:310:40
[INFO] [stdout]     |
[INFO] [stdout] 310 | fn decode_chunk_image_data(buf: &[u8], data_length: usize) -> ImageData {
[INFO] [stdout]     |                                        ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_length`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data_length`
[INFO] [stdout]    --> src/png.rs:310:40
[INFO] [stdout]     |
[INFO] [stdout] 310 | fn decode_chunk_image_data(buf: &[u8], data_length: usize) -> ImageData {
[INFO] [stdout]     |                                        ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_length`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `content` is never read
[INFO] [stdout]   --> src/png.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 94 | struct ColorSpaceInformation {
[INFO] [stdout]    |        --------------------- field in this struct
[INFO] [stdout] 95 |     content: Vec<u8>, // TODO handle content's values
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `content` is never read
[INFO] [stdout]    --> src/png.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 138 | struct ImageData {
[INFO] [stdout]     |        --------- field in this struct
[INFO] [stdout] 139 |     content: Vec<u8>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `header` is never read
[INFO] [stdout]    --> src/png.rs:333:5
[INFO] [stdout]     |
[INFO] [stdout] 332 | pub struct Png {
[INFO] [stdout]     |            --- field in this struct
[INFO] [stdout] 333 |     header: Header,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Message` is never used
[INFO] [stdout]  --> src/gui.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Message {
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `update` is never used
[INFO] [stdout]  --> src/gui.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn update(counter: &mut u64, message: Message) {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `view` is never used
[INFO] [stdout]   --> src/gui.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn view(counter: &u64) -> Element<'_, Message> {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/gui.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `content` is never read
[INFO] [stdout]   --> src/png.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 94 | struct ColorSpaceInformation {
[INFO] [stdout]    |        --------------------- field in this struct
[INFO] [stdout] 95 |     content: Vec<u8>, // TODO handle content's values
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `content` is never read
[INFO] [stdout]    --> src/png.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 138 | struct ImageData {
[INFO] [stdout]     |        --------- field in this struct
[INFO] [stdout] 139 |     content: Vec<u8>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `header` is never read
[INFO] [stdout]    --> src/png.rs:333:5
[INFO] [stdout]     |
[INFO] [stdout] 332 | pub struct Png {
[INFO] [stdout]     |            --- field in this struct
[INFO] [stdout] 333 |     header: Header,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Message` is never used
[INFO] [stdout]  --> src/gui.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Message {
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `update` is never used
[INFO] [stdout]  --> src/gui.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn update(counter: &mut u64, message: Message) {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `view` is never used
[INFO] [stdout]   --> src/gui.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn view(counter: &u64) -> Element<'_, Message> {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/gui.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     file.read_to_end(&mut content);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let _ = file.read_to_end(&mut content);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/png.rs:319:5
[INFO] [stdout]     |
[INFO] [stdout] 319 |     decoder.read_to_end(&mut decompressed);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 319 |     let _ = decoder.read_to_end(&mut decompressed);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/gui.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     iced::run(update, view);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let _ = iced::run(update, view);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     file.read_to_end(&mut content);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let _ = file.read_to_end(&mut content);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/png.rs:319:5
[INFO] [stdout]     |
[INFO] [stdout] 319 |     decoder.read_to_end(&mut decompressed);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 319 |     let _ = decoder.read_to_end(&mut decompressed);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/gui.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     iced::run(update, view);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let _ = iced::run(update, view);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "f8e96f41b9943c7dbcba2e6c29b1cdd8f7ca9420daa5e16fb3f9490f2537b11f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8e96f41b9943c7dbcba2e6c29b1cdd8f7ca9420daa5e16fb3f9490f2537b11f", kill_on_drop: false }`
[INFO] [stdout] f8e96f41b9943c7dbcba2e6c29b1cdd8f7ca9420daa5e16fb3f9490f2537b11f
