[INFO] cloning repository https://github.com/szymski/dumb_gfx_format [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/szymski/dumb_gfx_format" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fszymski%2Fdumb_gfx_format", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fszymski%2Fdumb_gfx_format'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 837c2915ce8677618841c1cabe5260387e02f6ab [INFO] testing szymski/dumb_gfx_format against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fszymski%2Fdumb_gfx_format" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/szymski/dumb_gfx_format [INFO] finished tweaking git repo https://github.com/szymski/dumb_gfx_format [INFO] tweaked toml for git repo https://github.com/szymski/dumb_gfx_format written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/szymski/dumb_gfx_format on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/szymski/dumb_gfx_format 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 483966e97ba93e07394bd367c31441ebdbe0118523648c2cd14d5acb6cfe4a13 [INFO] running `Command { std: "docker" "start" "-a" "483966e97ba93e07394bd367c31441ebdbe0118523648c2cd14d5acb6cfe4a13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "483966e97ba93e07394bd367c31441ebdbe0118523648c2cd14d5acb6cfe4a13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "483966e97ba93e07394bd367c31441ebdbe0118523648c2cd14d5acb6cfe4a13", kill_on_drop: false }` [INFO] [stdout] 483966e97ba93e07394bd367c31441ebdbe0118523648c2cd14d5acb6cfe4a13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fbdced5ade150b381b456f7e9f23810030cd926a04d8ec8a21c7cad9804971d3 [INFO] running `Command { std: "docker" "start" "-a" "fbdced5ade150b381b456f7e9f23810030cd926a04d8ec8a21c7cad9804971d3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.116 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling crossbeam-utils v0.8.6 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling encoding_index_tests v0.1.4 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling crossbeam-epoch v0.9.6 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling crc32fast v1.3.1 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling futures-core v0.3.19 [INFO] [stderr] Compiling lock_api v0.4.6 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling encoding-index-japanese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Compiling encoding-index-korean v1.20141219.5 [INFO] [stderr] Compiling encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Compiling weezl v0.1.5 [INFO] [stderr] Compiling futures-sink v0.3.19 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling deflate v1.0.0 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling spin v0.9.2 [INFO] [stderr] Compiling deflate v0.9.1 [INFO] [stderr] Compiling bit_field v0.10.1 [INFO] [stderr] Compiling lebe v0.5.1 [INFO] [stderr] Compiling smallvec v1.8.0 [INFO] [stderr] Compiling jpeg-decoder v0.1.22 [INFO] [stderr] Compiling snap v1.0.5 [INFO] [stderr] Compiling encoding v0.2.33 [INFO] [stderr] Compiling half v1.8.2 [INFO] [stderr] Compiling gif v0.11.3 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling getrandom v0.2.4 [INFO] [stderr] Compiling num-complex v0.4.0 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Compiling bytemuck v1.7.3 [INFO] [stderr] Compiling crossbeam-channel v0.5.2 [INFO] [stderr] Compiling nanorand v0.6.1 [INFO] [stderr] Compiling threadpool v1.8.1 [INFO] [stderr] Compiling flate2 v1.0.22 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling png v0.17.2 [INFO] [stderr] Compiling tiff v0.7.1 [INFO] [stderr] Compiling num v0.4.0 [INFO] [stderr] Compiling jpeg-decoder v0.2.1 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Compiling pin-project v1.0.10 [INFO] [stderr] Compiling flume v0.10.10 [INFO] [stderr] Compiling exr v1.4.1 [INFO] [stderr] Compiling image v0.24.0 [INFO] [stderr] Compiling dumb_gfx_format v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/dct.rs:11:37 [INFO] [stdout] | [INFO] [stdout] 11 | return sum * T::inv(T::sqrt((n as T))); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 11 - return sum * T::inv(T::sqrt((n as T))); [INFO] [stdout] 11 + return sum * T::inv(T::sqrt(n as T )); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/decoder.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ToPixelBuffer` [INFO] [stdout] --> src/main.rs:10:27 [INFO] [stdout] | [INFO] [stdout] 10 | use crate::pixel_buffer::{ToPixelBuffer}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rgb` [INFO] [stdout] --> src/main.rs:12:26 [INFO] [stdout] | [INFO] [stdout] 12 | use image::{ImageResult, Rgb, RgbImage}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/decoder.rs:125:9 [INFO] [stdout] | [INFO] [stdout] 125 | _ => { [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/decoder.rs:125:9 [INFO] [stdout] | [INFO] [stdout] 79 | ImageCompressionMode::None => buffer.clone(), [INFO] [stdout] | -------------------------- matches some of the same values [INFO] [stdout] 80 | ImageCompressionMode::Dct => { [INFO] [stdout] | ------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 125 | _ => { [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mode` [INFO] [stdout] --> src/dgf.rs:16:62 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new(version: DgfVersion, width: u16, height: u16, mode: ImageMode) -> Dgf { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_mode` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/encoder.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | _ => { [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/encoder.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 81 | ImageCompressionMode::None => image.as_raw().clone(), [INFO] [stdout] | -------------------------- matches some of the same values [INFO] [stdout] 82 | ImageCompressionMode::Dct => { [INFO] [stdout] | ------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 120 | _ => { [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `g` [INFO] [stdout] --> src/encoder.rs:98:33 [INFO] [stdout] | [INFO] [stdout] 98 | let [r, g, b] = image.get_pixel(x, y).0; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_g` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/encoder.rs:98:36 [INFO] [stdout] | [INFO] [stdout] 98 | let [r, g, b] = image.get_pixel(x, y).0; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `data` is never read [INFO] [stdout] --> src/dgf.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Dgf { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 12 | pub data: Vec, [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 `reserved` is never read [INFO] [stdout] --> src/dgf.rs:78:13 [INFO] [stdout] | [INFO] [stdout] 74 | pub struct DgfImageProperties { [INFO] [stdout] | ------------------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 78 | pub reserved: [u8; 32], [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DgfImageProperties` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Grayscale1` is never constructed [INFO] [stdout] --> src/dgf.rs:84:9 [INFO] [stdout] | [INFO] [stdout] 83 | pub enum ImageMode { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] 84 | Grayscale1 = 0x00, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ImageMode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `reserved` is never read [INFO] [stdout] --> src/dgf.rs:117:21 [INFO] [stdout] | [INFO] [stdout] 114 | pub struct DctProperties { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 117 | pub reserved: [u8; 2], [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DctProperties` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `reserved` is never read [INFO] [stdout] --> src/dgf.rs:125:21 [INFO] [stdout] | [INFO] [stdout] 123 | pub struct PostCompression { [INFO] [stdout] | --------------- field in this struct [INFO] [stdout] 124 | pub mode: PostCompressionMode, [INFO] [stdout] 125 | pub reserved: [u8; 3], [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PostCompression` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Rle` is never constructed [INFO] [stdout] --> src/dgf.rs:133:17 [INFO] [stdout] | [INFO] [stdout] 130 | pub enum PostCompressionMode { [INFO] [stdout] | ------------------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 133 | Rle = 1, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PostCompressionMode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `PixelBuffer` is never constructed [INFO] [stdout] --> src/pixel_buffer.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct PixelBuffer { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `ToPixelBuffer` is never used [INFO] [stdout] --> src/pixel_buffer.rs:12:11 [INFO] [stdout] | [INFO] [stdout] 12 | pub trait ToPixelBuffer { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `pixels` is never used [INFO] [stdout] --> src/util.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl Chunk { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 27 | pub fn pixels(&self) -> u32 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.57s [INFO] running `Command { std: "docker" "inspect" "fbdced5ade150b381b456f7e9f23810030cd926a04d8ec8a21c7cad9804971d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbdced5ade150b381b456f7e9f23810030cd926a04d8ec8a21c7cad9804971d3", kill_on_drop: false }` [INFO] [stdout] fbdced5ade150b381b456f7e9f23810030cd926a04d8ec8a21c7cad9804971d3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8f80a8238248e372f8d2fba220214aaafe6dbce1203288616466c863834db402 [INFO] running `Command { std: "docker" "start" "-a" "8f80a8238248e372f8d2fba220214aaafe6dbce1203288616466c863834db402", kill_on_drop: false }` [INFO] [stderr] Compiling dumb_gfx_format v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/dct.rs:11:37 [INFO] [stdout] | [INFO] [stdout] 11 | return sum * T::inv(T::sqrt((n as T))); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 11 - return sum * T::inv(T::sqrt((n as T))); [INFO] [stdout] 11 + return sum * T::inv(T::sqrt(n as T )); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/decoder.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ToPixelBuffer` [INFO] [stdout] --> src/main.rs:10:27 [INFO] [stdout] | [INFO] [stdout] 10 | use crate::pixel_buffer::{ToPixelBuffer}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rgb` [INFO] [stdout] --> src/main.rs:12:26 [INFO] [stdout] | [INFO] [stdout] 12 | use image::{ImageResult, Rgb, RgbImage}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/decoder.rs:125:9 [INFO] [stdout] | [INFO] [stdout] 125 | _ => { [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/decoder.rs:125:9 [INFO] [stdout] | [INFO] [stdout] 79 | ImageCompressionMode::None => buffer.clone(), [INFO] [stdout] | -------------------------- matches some of the same values [INFO] [stdout] 80 | ImageCompressionMode::Dct => { [INFO] [stdout] | ------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 125 | _ => { [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mode` [INFO] [stdout] --> src/dgf.rs:16:62 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new(version: DgfVersion, width: u16, height: u16, mode: ImageMode) -> Dgf { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_mode` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/encoder.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | _ => { [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/encoder.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 81 | ImageCompressionMode::None => image.as_raw().clone(), [INFO] [stdout] | -------------------------- matches some of the same values [INFO] [stdout] 82 | ImageCompressionMode::Dct => { [INFO] [stdout] | ------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 120 | _ => { [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `g` [INFO] [stdout] --> src/encoder.rs:98:33 [INFO] [stdout] | [INFO] [stdout] 98 | let [r, g, b] = image.get_pixel(x, y).0; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_g` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/encoder.rs:98:36 [INFO] [stdout] | [INFO] [stdout] 98 | let [r, g, b] = image.get_pixel(x, y).0; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `data` is never read [INFO] [stdout] --> src/dgf.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Dgf { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 12 | pub data: Vec, [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 `reserved` is never read [INFO] [stdout] --> src/dgf.rs:78:13 [INFO] [stdout] | [INFO] [stdout] 74 | pub struct DgfImageProperties { [INFO] [stdout] | ------------------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 78 | pub reserved: [u8; 32], [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DgfImageProperties` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Grayscale1` is never constructed [INFO] [stdout] --> src/dgf.rs:84:9 [INFO] [stdout] | [INFO] [stdout] 83 | pub enum ImageMode { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] 84 | Grayscale1 = 0x00, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ImageMode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `reserved` is never read [INFO] [stdout] --> src/dgf.rs:117:21 [INFO] [stdout] | [INFO] [stdout] 114 | pub struct DctProperties { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 117 | pub reserved: [u8; 2], [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DctProperties` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `reserved` is never read [INFO] [stdout] --> src/dgf.rs:125:21 [INFO] [stdout] | [INFO] [stdout] 123 | pub struct PostCompression { [INFO] [stdout] | --------------- field in this struct [INFO] [stdout] 124 | pub mode: PostCompressionMode, [INFO] [stdout] 125 | pub reserved: [u8; 3], [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PostCompression` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Rle` is never constructed [INFO] [stdout] --> src/dgf.rs:133:17 [INFO] [stdout] | [INFO] [stdout] 130 | pub enum PostCompressionMode { [INFO] [stdout] | ------------------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 133 | Rle = 1, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PostCompressionMode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `PixelBuffer` is never constructed [INFO] [stdout] --> src/pixel_buffer.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct PixelBuffer { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `ToPixelBuffer` is never used [INFO] [stdout] --> src/pixel_buffer.rs:12:11 [INFO] [stdout] | [INFO] [stdout] 12 | pub trait ToPixelBuffer { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `pixels` is never used [INFO] [stdout] --> src/util.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl Chunk { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 27 | pub fn pixels(&self) -> u32 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s [INFO] running `Command { std: "docker" "inspect" "8f80a8238248e372f8d2fba220214aaafe6dbce1203288616466c863834db402", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f80a8238248e372f8d2fba220214aaafe6dbce1203288616466c863834db402", kill_on_drop: false }` [INFO] [stdout] 8f80a8238248e372f8d2fba220214aaafe6dbce1203288616466c863834db402 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 65e7b70c404f0c8d650e3b024a5b16c9a0051bb0290ecc8708da08791b700998 [INFO] running `Command { std: "docker" "start" "-a" "65e7b70c404f0c8d650e3b024a5b16c9a0051bb0290ecc8708da08791b700998", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/dct.rs:11:37 [INFO] [stderr] | [INFO] [stderr] 11 | return sum * T::inv(T::sqrt((n as T))); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 11 - return sum * T::inv(T::sqrt((n as T))); [INFO] [stderr] 11 + return sum * T::inv(T::sqrt(n as T )); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::borrow::Borrow` [INFO] [stderr] --> src/decoder.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::borrow::Borrow; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `ToPixelBuffer` [INFO] [stderr] --> src/main.rs:10:27 [INFO] [stderr] | [INFO] [stderr] 10 | use crate::pixel_buffer::{ToPixelBuffer}; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Rgb` [INFO] [stderr] --> src/main.rs:12:26 [INFO] [stderr] | [INFO] [stderr] 12 | use image::{ImageResult, Rgb, RgbImage}; [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/decoder.rs:125:9 [INFO] [stderr] | [INFO] [stderr] 125 | _ => { [INFO] [stderr] | ^ no value can reach this [INFO] [stderr] | [INFO] [stderr] note: multiple earlier patterns match some of the same values [INFO] [stderr] --> src/decoder.rs:125:9 [INFO] [stderr] | [INFO] [stderr] 79 | ImageCompressionMode::None => buffer.clone(), [INFO] [stderr] | -------------------------- matches some of the same values [INFO] [stderr] 80 | ImageCompressionMode::Dct => { [INFO] [stderr] | ------------------------- matches some of the same values [INFO] [stderr] ... [INFO] [stderr] 125 | _ => { [INFO] [stderr] | ^ collectively making this unreachable [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `mode` [INFO] [stderr] --> src/dgf.rs:16:62 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn new(version: DgfVersion, width: u16, height: u16, mode: ImageMode) -> Dgf { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_mode` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/encoder.rs:120:9 [INFO] [stderr] | [INFO] [stderr] 120 | _ => { [INFO] [stderr] | ^ no value can reach this [INFO] [stderr] | [INFO] [stderr] note: multiple earlier patterns match some of the same values [INFO] [stderr] --> src/encoder.rs:120:9 [INFO] [stderr] | [INFO] [stderr] 81 | ImageCompressionMode::None => image.as_raw().clone(), [INFO] [stderr] | -------------------------- matches some of the same values [INFO] [stderr] 82 | ImageCompressionMode::Dct => { [INFO] [stderr] | ------------------------- matches some of the same values [INFO] [stderr] ... [INFO] [stderr] 120 | _ => { [INFO] [stderr] | ^ collectively making this unreachable [INFO] [stderr] [INFO] [stderr] warning: unused variable: `g` [INFO] [stderr] --> src/encoder.rs:98:33 [INFO] [stderr] | [INFO] [stderr] 98 | let [r, g, b] = image.get_pixel(x, y).0; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_g` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/encoder.rs:98:36 [INFO] [stderr] | [INFO] [stderr] 98 | let [r, g, b] = image.get_pixel(x, y).0; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] [INFO] [stderr] warning: field `data` is never read [INFO] [stderr] --> src/dgf.rs:12:9 [INFO] [stderr] | [INFO] [stderr] 8 | pub struct Dgf { [INFO] [stderr] | --- field in this struct [INFO] [stderr] ... [INFO] [stderr] 12 | pub data: Vec, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: field `reserved` is never read [INFO] [stderr] --> src/dgf.rs:78:13 [INFO] [stderr] | [INFO] [stderr] 74 | pub struct DgfImageProperties { [INFO] [stderr] | ------------------ field in this struct [INFO] [stderr] ... [INFO] [stderr] 78 | pub reserved: [u8; 32], [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `DgfImageProperties` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: variant `Grayscale1` is never constructed [INFO] [stderr] --> src/dgf.rs:84:9 [INFO] [stderr] | [INFO] [stderr] 83 | pub enum ImageMode { [INFO] [stderr] | --------- variant in this enum [INFO] [stderr] 84 | Grayscale1 = 0x00, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `ImageMode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: field `reserved` is never read [INFO] [stderr] --> src/dgf.rs:117:21 [INFO] [stderr] | [INFO] [stderr] 114 | pub struct DctProperties { [INFO] [stderr] | ------------- field in this struct [INFO] [stderr] ... [INFO] [stderr] 117 | pub reserved: [u8; 2], [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `DctProperties` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: field `reserved` is never read [INFO] [stderr] --> src/dgf.rs:125:21 [INFO] [stderr] | [INFO] [stderr] 123 | pub struct PostCompression { [INFO] [stderr] | --------------- field in this struct [INFO] [stderr] 124 | pub mode: PostCompressionMode, [INFO] [stderr] 125 | pub reserved: [u8; 3], [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `PostCompression` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: variant `Rle` is never constructed [INFO] [stderr] --> src/dgf.rs:133:17 [INFO] [stderr] | [INFO] [stderr] 130 | pub enum PostCompressionMode { [INFO] [stderr] | ------------------- variant in this enum [INFO] [stderr] ... [INFO] [stderr] 133 | Rle = 1, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `PostCompressionMode` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: struct `PixelBuffer` is never constructed [INFO] [stderr] --> src/pixel_buffer.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | pub struct PixelBuffer { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `ToPixelBuffer` is never used [INFO] [stderr] --> src/pixel_buffer.rs:12:11 [INFO] [stderr] | [INFO] [stderr] 12 | pub trait ToPixelBuffer { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `pixels` is never used [INFO] [stderr] --> src/util.rs:27:12 [INFO] [stderr] | [INFO] [stderr] 10 | impl Chunk { [INFO] [stderr] | ---------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 27 | pub fn pixels(&self) -> u32 { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `dumb_gfx_format` (bin "dumb_gfx_format" test) generated 18 warnings (run `cargo fix --bin "dumb_gfx_format" -p dumb_gfx_format --tests` to apply 7 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/dumb_gfx_format-41c59cdf8776c872) [INFO] [stdout] [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" "65e7b70c404f0c8d650e3b024a5b16c9a0051bb0290ecc8708da08791b700998", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65e7b70c404f0c8d650e3b024a5b16c9a0051bb0290ecc8708da08791b700998", kill_on_drop: false }` [INFO] [stdout] 65e7b70c404f0c8d650e3b024a5b16c9a0051bb0290ecc8708da08791b700998