[INFO] cloning repository https://github.com/danreeves/png-reader [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danreeves/png-reader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanreeves%2Fpng-reader", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanreeves%2Fpng-reader'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7ffe9c9b0f2015386ac00e6c8abb6af684e3fa35 [INFO] testing danreeves/png-reader against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanreeves%2Fpng-reader" "/workspace/builds/worker-30/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-30/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/danreeves/png-reader on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/danreeves/png-reader [INFO] finished tweaking git repo https://github.com/danreeves/png-reader [INFO] tweaked toml for git repo https://github.com/danreeves/png-reader written to /workspace/builds/worker-30/source/Cargo.toml [INFO] crate git repo https://github.com/danreeves/png-reader already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pkg-config v0.3.18 [INFO] [stderr] Downloaded wayland-scanner v0.23.6 [INFO] [stderr] Downloaded wayland-commons v0.23.6 [INFO] [stderr] Downloaded libloading v0.6.3 [INFO] [stderr] Downloaded calloop v0.4.4 [INFO] [stderr] Downloaded wayland-protocols v0.23.6 [INFO] [stderr] Downloaded wgpu-types v0.6.1 [INFO] [stderr] Downloaded pixels v0.2.0 [INFO] [stderr] Downloaded wgpu v0.6.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.20 [INFO] [stderr] Downloaded serde v1.0.115 [INFO] [stderr] Downloaded syn v1.0.39 [INFO] [stderr] Downloaded atom v0.3.5 [INFO] [stderr] Downloaded gfx-memory v0.2.0 [INFO] [stderr] Downloaded tracing-core v0.1.15 [INFO] [stderr] Downloaded wgpu-core v0.6.2 [INFO] [stderr] Downloaded wasm-bindgen v0.2.67 [INFO] [stderr] Downloaded gfx-descriptor v0.2.0 [INFO] [stderr] Downloaded gfx-auxil v0.6.0 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.67 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.67 [INFO] [stderr] Downloaded wayland-sys v0.23.6 [INFO] [stderr] Downloaded ultraviolet v0.4.6 [INFO] [stderr] Downloaded wide v0.4.6 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.67 [INFO] [stderr] Downloaded gfx-backend-metal v0.6.2 [INFO] [stderr] Downloaded core-foundation v0.9.0 [INFO] [stderr] Downloaded cocoa v0.20.2 [INFO] [stderr] Downloaded gfx-backend-dx11 v0.6.2 [INFO] [stderr] Downloaded winit_input_helper v0.7.0 [INFO] [stderr] Downloaded pollster v0.2.0 [INFO] [stderr] Downloaded wayland-client v0.23.6 [INFO] [stderr] Downloaded ndk-sys v0.1.0 [INFO] [stderr] Downloaded js-sys v0.3.44 [INFO] [stderr] Downloaded bytemuck v1.4.0 [INFO] [stderr] Downloaded gfx-backend-dx12 v0.6.3 [INFO] [stderr] Downloaded libflate v1.0.2 [INFO] [stderr] Downloaded core-foundation-sys v0.8.0 [INFO] [stderr] Downloaded smithay-client-toolkit v0.6.6 [INFO] [stderr] Downloaded rle-decode-fast v1.0.1 [INFO] [stderr] Downloaded gfx-hal v0.6.0 [INFO] [stderr] Downloaded gfx-backend-vulkan v0.6.1 [INFO] [stderr] Downloaded libflate_lz77 v1.0.0 [INFO] [stderr] Downloaded inplace_it v0.3.2 [INFO] [stderr] Downloaded wasm-bindgen-futures v0.4.17 [INFO] [stderr] Downloaded spirv_cross v0.21.0 [INFO] [stderr] Downloaded naga v0.2.0 [INFO] [stderr] Downloaded winit v0.22.2 [INFO] [stderr] Downloaded ndk v0.1.0 [INFO] [stderr] Downloaded metal v0.20.0 [INFO] [stderr] Downloaded web-sys v0.3.44 [INFO] [stderr] Downloaded gfx-backend-empty v0.6.0 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.67 [INFO] [stderr] Downloaded ndk-glue v0.1.0 [INFO] [stderr] Downloaded range-alloc v0.1.1 [INFO] [stderr] Downloaded core-graphics-types v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a4a0827f5021acb7ac5a7d4d7a41a2b346a703c9f3710ba0c2baeae210cf8a50 [INFO] running `Command { std: "docker" "start" "-a" "a4a0827f5021acb7ac5a7d4d7a41a2b346a703c9f3710ba0c2baeae210cf8a50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4a0827f5021acb7ac5a7d4d7a41a2b346a703c9f3710ba0c2baeae210cf8a50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4a0827f5021acb7ac5a7d4d7a41a2b346a703c9f3710ba0c2baeae210cf8a50", kill_on_drop: false }` [INFO] [stdout] a4a0827f5021acb7ac5a7d4d7a41a2b346a703c9f3710ba0c2baeae210cf8a50 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 48d3606de6028dbeed1dc7c92cf3cc4f424cb8da82a7ec7e42d3974ae79871a0 [INFO] running `Command { std: "docker" "start" "-a" "48d3606de6028dbeed1dc7c92cf3cc4f424cb8da82a7ec7e42d3974ae79871a0", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling proc-macro2 v1.0.20 [INFO] [stderr] Compiling libloading v0.6.3 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Compiling pkg-config v0.3.18 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling smallvec v1.4.2 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling instant v0.1.6 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Compiling once_cell v1.4.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.18 [INFO] [stderr] Compiling futures-core v0.3.5 [INFO] [stderr] Compiling futures-sink v0.3.5 [INFO] [stderr] Compiling arrayvec v0.5.1 [INFO] [stderr] Compiling futures-io v0.3.5 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling atom v0.3.5 [INFO] [stderr] Compiling downcast-rs v1.2.0 [INFO] [stderr] Compiling inplace_it v0.3.2 [INFO] [stderr] Compiling wide v0.4.6 [INFO] [stderr] Compiling xdg v2.2.0 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling bytemuck v1.4.0 [INFO] [stderr] Compiling copyless v0.1.5 [INFO] [stderr] Compiling typed-arena v2.0.1 [INFO] [stderr] Compiling libflate_lz77 v1.0.0 [INFO] [stderr] Compiling adler v0.2.3 [INFO] [stderr] Compiling rle-decode-fast v1.0.1 [INFO] [stderr] Compiling pollster v0.2.0 [INFO] [stderr] Compiling adler32 v1.2.0 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling walkdir v2.3.1 [INFO] [stderr] Compiling tracing-core v0.1.15 [INFO] [stderr] Compiling lock_api v0.4.1 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling wgpu-types v0.6.1 [INFO] [stderr] Compiling dlib v0.4.2 [INFO] [stderr] Compiling ash v0.31.0 [INFO] [stderr] Compiling x11 v2.18.2 [INFO] [stderr] Compiling x11-dl v2.18.5 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling hibitset v0.6.3 [INFO] [stderr] Compiling futures-channel v0.3.5 [INFO] [stderr] Compiling wayland-scanner v0.23.6 [INFO] [stderr] Compiling libflate v1.0.2 [INFO] [stderr] Compiling tracing v0.1.19 [INFO] [stderr] Compiling miniz_oxide v0.4.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling raw-window-handle v0.3.3 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling fxhash v0.2.1 [INFO] [stderr] Compiling ordered-float v1.1.0 [INFO] [stderr] Compiling stb_truetype v0.3.1 [INFO] [stderr] Compiling spirv_headers v1.5.0 [INFO] [stderr] Compiling parking_lot_core v0.8.0 [INFO] [stderr] Compiling line_drawing v0.7.0 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling parking_lot_core v0.7.2 [INFO] [stderr] Compiling wayland-sys v0.23.6 [INFO] [stderr] Compiling ultraviolet v0.4.6 [INFO] [stderr] Compiling parking_lot v0.11.0 [INFO] [stderr] Compiling wayland-client v0.23.6 [INFO] [stderr] Compiling wayland-protocols v0.23.6 [INFO] [stderr] Compiling gfx-hal v0.6.0 [INFO] [stderr] Compiling parking_lot v0.10.2 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling rusttype v0.8.3 [INFO] [stderr] Compiling rusttype v0.7.9 [INFO] [stderr] Compiling andrew v0.2.1 [INFO] [stderr] Compiling mio-extras v2.0.6 [INFO] [stderr] Compiling wayland-commons v0.23.6 [INFO] [stderr] Compiling calloop v0.4.4 [INFO] [stderr] Compiling gfx-backend-vulkan v0.6.1 [INFO] [stderr] Compiling gfx-backend-empty v0.6.0 [INFO] [stderr] Compiling gfx-memory v0.2.0 [INFO] [stderr] Compiling gfx-descriptor v0.2.0 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Compiling thiserror v1.0.20 [INFO] [stderr] Compiling naga v0.2.0 [INFO] [stderr] Compiling pin-project v0.4.23 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling wgpu-core v0.6.2 [INFO] [stderr] Compiling futures-executor v0.3.5 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling wgpu v0.6.0 [INFO] [stderr] Compiling pixels v0.2.0 [INFO] [stderr] Compiling smithay-client-toolkit v0.6.6 [INFO] [stderr] Compiling winit v0.22.2 [INFO] [stderr] Compiling winit_input_helper v0.7.0 [INFO] [stderr] Compiling png v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:149:18 [INFO] [stdout] | [INFO] [stdout] 149 | for (i, pixel) in frame.chunks_exact_mut(4).enumerate() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/main.rs:81:21 [INFO] [stdout] | [INFO] [stdout] 81 | let n = file.read(&mut data)?; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 102 | let mut data = decompress_to_vec(&image_data[2..]).unwrap(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `bit_depth` [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | bit_depth: u8, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `IHDR` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `compression_method` [INFO] [stdout] --> src/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | compression_method: u8, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `IHDR` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `filter_method` [INFO] [stdout] --> src/main.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | filter_method: u8, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `IHDR` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `interlace_method` [INFO] [stdout] --> src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | interlace_method: u8, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `IHDR` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `r` [INFO] [stdout] --> src/main.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | r: u16, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `BKGD` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:26:10 [INFO] [stdout] | [INFO] [stdout] 26 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `g` [INFO] [stdout] --> src/main.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | g: u16, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `BKGD` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:26:10 [INFO] [stdout] | [INFO] [stdout] 26 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `b` [INFO] [stdout] --> src/main.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | b: u16, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `BKGD` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:26:10 [INFO] [stdout] | [INFO] [stdout] 26 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:144:5 [INFO] [stdout] | [INFO] [stdout] 144 | / window::run( [INFO] [stdout] 145 | | ihdr.image_width, [INFO] [stdout] 146 | | ihdr.image_height, [INFO] [stdout] 147 | | move |frame: &mut [u8]| { [INFO] [stdout] ... | [INFO] [stdout] 153 | | }, [INFO] [stdout] 154 | | ); [INFO] [stdout] | |______^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 38s [INFO] running `Command { std: "docker" "inspect" "48d3606de6028dbeed1dc7c92cf3cc4f424cb8da82a7ec7e42d3974ae79871a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48d3606de6028dbeed1dc7c92cf3cc4f424cb8da82a7ec7e42d3974ae79871a0", kill_on_drop: false }` [INFO] [stdout] 48d3606de6028dbeed1dc7c92cf3cc4f424cb8da82a7ec7e42d3974ae79871a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4aff519efa04f2c0bb89a20ee91d1ab82b9942f37bde7f490fd8c2b26a615144 [INFO] running `Command { std: "docker" "start" "-a" "4aff519efa04f2c0bb89a20ee91d1ab82b9942f37bde7f490fd8c2b26a615144", kill_on_drop: false }` [INFO] [stderr] Compiling png v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:149:18 [INFO] [stdout] | [INFO] [stdout] 149 | for (i, pixel) in frame.chunks_exact_mut(4).enumerate() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/main.rs:81:21 [INFO] [stdout] | [INFO] [stdout] 81 | let n = file.read(&mut data)?; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 102 | let mut data = decompress_to_vec(&image_data[2..]).unwrap(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `bit_depth` [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | bit_depth: u8, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `IHDR` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `compression_method` [INFO] [stdout] --> src/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | compression_method: u8, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `IHDR` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `filter_method` [INFO] [stdout] --> src/main.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | filter_method: u8, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `IHDR` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `interlace_method` [INFO] [stdout] --> src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | interlace_method: u8, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `IHDR` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `r` [INFO] [stdout] --> src/main.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | r: u16, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `BKGD` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:26:10 [INFO] [stdout] | [INFO] [stdout] 26 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `g` [INFO] [stdout] --> src/main.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | g: u16, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `BKGD` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:26:10 [INFO] [stdout] | [INFO] [stdout] 26 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `b` [INFO] [stdout] --> src/main.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | b: u16, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `BKGD` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:26:10 [INFO] [stdout] | [INFO] [stdout] 26 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:144:5 [INFO] [stdout] | [INFO] [stdout] 144 | / window::run( [INFO] [stdout] 145 | | ihdr.image_width, [INFO] [stdout] 146 | | ihdr.image_height, [INFO] [stdout] 147 | | move |frame: &mut [u8]| { [INFO] [stdout] ... | [INFO] [stdout] 153 | | }, [INFO] [stdout] 154 | | ); [INFO] [stdout] | |______^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.05s [INFO] running `Command { std: "docker" "inspect" "4aff519efa04f2c0bb89a20ee91d1ab82b9942f37bde7f490fd8c2b26a615144", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4aff519efa04f2c0bb89a20ee91d1ab82b9942f37bde7f490fd8c2b26a615144", kill_on_drop: false }` [INFO] [stdout] 4aff519efa04f2c0bb89a20ee91d1ab82b9942f37bde7f490fd8c2b26a615144 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c98e9be1551a15cbe795b050e3459976293f340fda2b00a5bc9c44e46dd4e144 [INFO] running `Command { std: "docker" "start" "-a" "c98e9be1551a15cbe795b050e3459976293f340fda2b00a5bc9c44e46dd4e144", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:149:18 [INFO] [stderr] | [INFO] [stderr] 149 | for (i, pixel) in frame.chunks_exact_mut(4).enumerate() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/main.rs:81:21 [INFO] [stderr] | [INFO] [stderr] 81 | let n = file.read(&mut data)?; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:102:9 [INFO] [stderr] | [INFO] [stderr] 102 | let mut data = decompress_to_vec(&image_data[2..]).unwrap(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `bit_depth` [INFO] [stderr] --> src/main.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | bit_depth: u8, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `IHDR` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/main.rs:15:10 [INFO] [stderr] | [INFO] [stderr] 15 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `compression_method` [INFO] [stderr] --> src/main.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | compression_method: u8, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `IHDR` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/main.rs:15:10 [INFO] [stderr] | [INFO] [stderr] 15 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `filter_method` [INFO] [stderr] --> src/main.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | filter_method: u8, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `IHDR` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/main.rs:15:10 [INFO] [stderr] | [INFO] [stderr] 15 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `interlace_method` [INFO] [stderr] --> src/main.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | interlace_method: u8, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `IHDR` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/main.rs:15:10 [INFO] [stderr] | [INFO] [stderr] 15 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `r` [INFO] [stderr] --> src/main.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | r: u16, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `BKGD` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/main.rs:26:10 [INFO] [stderr] | [INFO] [stderr] 26 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `g` [INFO] [stderr] --> src/main.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | g: u16, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `BKGD` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/main.rs:26:10 [INFO] [stderr] | [INFO] [stderr] 26 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `b` [INFO] [stderr] --> src/main.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | b: u16, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `BKGD` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/main.rs:26:10 [INFO] [stderr] | [INFO] [stderr] 26 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:144:5 [INFO] [stderr] | [INFO] [stderr] 144 | / window::run( [INFO] [stderr] 145 | | ihdr.image_width, [INFO] [stderr] 146 | | ihdr.image_height, [INFO] [stderr] 147 | | move |frame: &mut [u8]| { [INFO] [stderr] ... | [INFO] [stderr] 153 | | }, [INFO] [stderr] 154 | | ); [INFO] [stderr] | |______^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `png` (bin "png" test) generated 11 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.23s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/png-7219c38ef558baf1) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c98e9be1551a15cbe795b050e3459976293f340fda2b00a5bc9c44e46dd4e144", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c98e9be1551a15cbe795b050e3459976293f340fda2b00a5bc9c44e46dd4e144", kill_on_drop: false }` [INFO] [stdout] c98e9be1551a15cbe795b050e3459976293f340fda2b00a5bc9c44e46dd4e144