[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] checking szymski/dumb_gfx_format against master#f557a4fd462a779c92e4e8bd004426cf329efb30 for pr-111063-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fszymski%2Fdumb_gfx_format" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/szymski/dumb_gfx_format on toolchain f557a4fd462a779c92e4e8bd004426cf329efb30 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-3-tc1/source/Cargo.toml [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" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded snap v1.0.5 [INFO] [stderr] Downloaded libc v0.2.116 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a0a763a23476a6424089a7930a19203b1403e5883a0c566b68e04948a01a814f [INFO] running `Command { std: "docker" "start" "-a" "a0a763a23476a6424089a7930a19203b1403e5883a0c566b68e04948a01a814f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a0a763a23476a6424089a7930a19203b1403e5883a0c566b68e04948a01a814f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0a763a23476a6424089a7930a19203b1403e5883a0c566b68e04948a01a814f", kill_on_drop: false }` [INFO] [stdout] a0a763a23476a6424089a7930a19203b1403e5883a0c566b68e04948a01a814f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab1c1f3f070e14e70b696e5dd9a6e47938a9fe391cf4d0163e52f76e16591b49 [INFO] running `Command { std: "docker" "start" "-a" "ab1c1f3f070e14e70b696e5dd9a6e47938a9fe391cf4d0163e52f76e16591b49", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [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] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling crossbeam-epoch v0.9.6 [INFO] [stderr] Compiling crc32fast v1.3.1 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling futures-core v0.3.19 [INFO] [stderr] Checking lock_api v0.4.6 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking weezl v0.1.5 [INFO] [stderr] Checking futures-sink v0.3.19 [INFO] [stderr] Checking encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Checking encoding-index-japanese v1.20141219.5 [INFO] [stderr] Checking encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-korean v1.20141219.5 [INFO] [stderr] Checking deflate v0.9.1 [INFO] [stderr] Checking spin v0.9.2 [INFO] [stderr] Checking deflate v1.0.0 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Compiling snap v1.0.5 [INFO] [stderr] Checking lebe v0.5.1 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Checking gif v0.11.3 [INFO] [stderr] Checking bytemuck v1.7.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking encoding v0.2.33 [INFO] [stderr] Checking crossbeam-channel v0.5.2 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Checking png v0.17.2 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking getrandom v0.2.4 [INFO] [stderr] Checking flate2 v1.0.22 [INFO] [stderr] Checking nanorand v0.6.1 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking tiff v0.7.1 [INFO] [stderr] Checking num v0.4.0 [INFO] [stderr] Checking jpeg-decoder v0.2.1 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Checking pin-project v1.0.10 [INFO] [stderr] Checking flume v0.10.10 [INFO] [stderr] Checking exr v1.4.1 [INFO] [stderr] Checking image v0.24.0 [INFO] [stderr] Checking 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)]` 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)]` 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: 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)]` 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)]` 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] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` 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)]` 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] | ^ [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: 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] = note: `#[warn(dead_code)]` on by default [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: field `data` is never read [INFO] [stdout] --> src/pixel_buffer.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct PixelBuffer { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 9 | data: Vec, [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] [stdout] warning: using `.borrow()` on a double reference, which returns `&ImageBuffer, Vec>` instead of borrowing the inner type [INFO] [stdout] --> src/main.rs:26:14 [INFO] [stdout] | [INFO] [stdout] 26 | input [INFO] [stdout] | ______________^ [INFO] [stdout] 27 | | .borrow() [INFO] [stdout] | |_____________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.borrow()` on a double reference, which returns `&ImageBuffer, Vec>` instead of borrowing the inner type [INFO] [stdout] --> src/encoder.rs:53:44 [INFO] [stdout] | [INFO] [stdout] 53 | println!("Data length (raw): {}", input.borrow().as_raw().len()); [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] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` 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)]` 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] | ^ [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: 15 warnings emitted [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] = note: `#[warn(dead_code)]` on by default [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: field `data` is never read [INFO] [stdout] --> src/pixel_buffer.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct PixelBuffer { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 9 | data: Vec, [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] [stdout] warning: using `.borrow()` on a double reference, which returns `&ImageBuffer, Vec>` instead of borrowing the inner type [INFO] [stdout] --> src/main.rs:26:14 [INFO] [stdout] | [INFO] [stdout] 26 | input [INFO] [stdout] | ______________^ [INFO] [stdout] 27 | | .borrow() [INFO] [stdout] | |_____________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.borrow()` on a double reference, which returns `&ImageBuffer, Vec>` instead of borrowing the inner type [INFO] [stdout] --> src/encoder.rs:53:44 [INFO] [stdout] | [INFO] [stdout] 53 | println!("Data length (raw): {}", input.borrow().as_raw().len()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.35s [INFO] running `Command { std: "docker" "inspect" "ab1c1f3f070e14e70b696e5dd9a6e47938a9fe391cf4d0163e52f76e16591b49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab1c1f3f070e14e70b696e5dd9a6e47938a9fe391cf4d0163e52f76e16591b49", kill_on_drop: false }` [INFO] [stdout] ab1c1f3f070e14e70b696e5dd9a6e47938a9fe391cf4d0163e52f76e16591b49