[INFO] cloning repository https://github.com/Luweiba/random-matrix-steganography-in-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Luweiba/random-matrix-steganography-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLuweiba%2Frandom-matrix-steganography-in-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLuweiba%2Frandom-matrix-steganography-in-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 611dbe7c5a1d1c9c4b8db0239aabada7a4223a0f [INFO] testing Luweiba/random-matrix-steganography-in-rust against beta-2025-01-12 for beta-1.85-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLuweiba%2Frandom-matrix-steganography-in-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Luweiba/random-matrix-steganography-in-rust on toolchain beta-2025-01-12 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-01-12" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Luweiba/random-matrix-steganography-in-rust [INFO] finished tweaking git repo https://github.com/Luweiba/random-matrix-steganography-in-rust [INFO] tweaked toml for git repo https://github.com/Luweiba/random-matrix-steganography-in-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Luweiba/random-matrix-steganography-in-rust 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" "+beta-2025-01-12" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded png v0.16.7 [INFO] [stderr] Downloaded weezl v0.1.3 [INFO] [stderr] Downloaded structopt-derive v0.4.13 [INFO] [stderr] Downloaded bytemuck v1.4.1 [INFO] [stderr] Downloaded structopt v0.3.20 [INFO] [stderr] Downloaded syn v1.0.51 [INFO] [stderr] Downloaded image v0.23.12 [INFO] [stderr] Downloaded tiff v0.6.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-01-12" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7edd240d014e9d9781e73792353da87048aaf45deb41ab7ec1e03b8af4baae97 [INFO] running `Command { std: "docker" "start" "-a" "7edd240d014e9d9781e73792353da87048aaf45deb41ab7ec1e03b8af4baae97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7edd240d014e9d9781e73792353da87048aaf45deb41ab7ec1e03b8af4baae97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7edd240d014e9d9781e73792353da87048aaf45deb41ab7ec1e03b8af4baae97", kill_on_drop: false }` [INFO] [stdout] 7edd240d014e9d9781e73792353da87048aaf45deb41ab7ec1e03b8af4baae97 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-01-12" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 044cf97f74ce8aacc090d0cdb905b09fc1a82bca2f4d027eae19dae8ab16e87c [INFO] running `Command { std: "docker" "start" "-a" "044cf97f74ce8aacc090d0cdb905b09fc1a82bca2f4d027eae19dae8ab16e87c", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling const_fn v0.4.3 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling syn v1.0.51 [INFO] [stderr] Compiling adler32 v1.2.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling weezl v0.1.3 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling adler v0.2.3 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling miniz_oxide v0.3.7 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling color_quant v1.1.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling gif v0.11.1 [INFO] [stderr] Compiling bytemuck v1.4.1 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling deflate v0.8.6 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling crossbeam-epoch v0.9.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.0 [INFO] [stderr] Compiling png v0.16.7 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling structopt-derive v0.4.13 [INFO] [stderr] Compiling jpeg-decoder v0.1.20 [INFO] [stderr] Compiling tiff v0.6.0 [INFO] [stderr] Compiling image v0.23.12 [INFO] [stderr] Compiling structopt v0.3.20 [INFO] [stderr] Compiling random_matrix_steganography v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/steganography.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `DynamicImage`, `RgbImage`, and `Rgb` [INFO] [stdout] --> src/steganography.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | use image::{DynamicImage, GenericImageView, RgbImage, Rgb, ImageBuffer, Rgba, RgbaImage, EncodableLayout}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::rngs::StdRng` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use rand::rngs::StdRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Rng` and `SeedableRng` [INFO] [stdout] --> src/main.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | use rand::{SeedableRng, Rng}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `random_matrix::RandMatrix` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use random_matrix::RandMatrix; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pixel_y_mut` is never read [INFO] [stdout] --> src/steganography.rs:50:17 [INFO] [stdout] | [INFO] [stdout] 50 | let mut pixel_y_mut= &mut Rgba([0,0,0,0]); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pixel_y_carrier` is never read [INFO] [stdout] --> src/steganography.rs:52:17 [INFO] [stdout] | [INFO] [stdout] 52 | let mut pixel_y_carrier= Rgba([0,0,0,0]); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `g2_x` is never read [INFO] [stdout] --> src/steganography.rs:57:17 [INFO] [stdout] | [INFO] [stdout] 57 | let mut g2_x= 0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `g2_y` is never read [INFO] [stdout] --> src/steganography.rs:59:17 [INFO] [stdout] | [INFO] [stdout] 59 | let mut g2_y= 0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pixel_y_carrier` is never read [INFO] [stdout] --> src/steganography.rs:111:17 [INFO] [stdout] | [INFO] [stdout] 111 | let mut pixel_y_carrier= Rgba([0,0,0,0]); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `g2_x` is never read [INFO] [stdout] --> src/steganography.rs:117:17 [INFO] [stdout] | [INFO] [stdout] 117 | let mut g2_x = 0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `g2_y` is never read [INFO] [stdout] --> src/steganography.rs:119:17 [INFO] [stdout] | [INFO] [stdout] 119 | let mut g2_y = 0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> src/steganography.rs:211:13 [INFO] [stdout] | [INFO] [stdout] 211 | let len = cipher_text_in_9.len(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `height` and `width` are never read [INFO] [stdout] --> src/random_matrix.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct RandMatrix { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 7 | inner_matrix: Vec>, [INFO] [stdout] 8 | pub height: usize, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 9 | pub width: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RandMatrix` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `seed` is never read [INFO] [stdout] --> src/steganography.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct RMSteg { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 11 | random_matrix: RandMatrix, [INFO] [stdout] 12 | seed: u64, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RMSteg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.33s [INFO] running `Command { std: "docker" "inspect" "044cf97f74ce8aacc090d0cdb905b09fc1a82bca2f4d027eae19dae8ab16e87c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "044cf97f74ce8aacc090d0cdb905b09fc1a82bca2f4d027eae19dae8ab16e87c", kill_on_drop: false }` [INFO] [stdout] 044cf97f74ce8aacc090d0cdb905b09fc1a82bca2f4d027eae19dae8ab16e87c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-01-12" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dd5aa6b3ee732ae1c01071755eb118669fb702c7f897a77976910bfb59d96d1d [INFO] running `Command { std: "docker" "start" "-a" "dd5aa6b3ee732ae1c01071755eb118669fb702c7f897a77976910bfb59d96d1d", kill_on_drop: false }` [INFO] [stderr] Compiling random_matrix_steganography v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/steganography.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `DynamicImage`, `RgbImage`, and `Rgb` [INFO] [stdout] --> src/steganography.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | use image::{DynamicImage, GenericImageView, RgbImage, Rgb, ImageBuffer, Rgba, RgbaImage, EncodableLayout}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::rngs::StdRng` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use rand::rngs::StdRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Rng` and `SeedableRng` [INFO] [stdout] --> src/main.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | use rand::{SeedableRng, Rng}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `random_matrix::RandMatrix` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use random_matrix::RandMatrix; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pixel_y_mut` is never read [INFO] [stdout] --> src/steganography.rs:50:17 [INFO] [stdout] | [INFO] [stdout] 50 | let mut pixel_y_mut= &mut Rgba([0,0,0,0]); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pixel_y_carrier` is never read [INFO] [stdout] --> src/steganography.rs:52:17 [INFO] [stdout] | [INFO] [stdout] 52 | let mut pixel_y_carrier= Rgba([0,0,0,0]); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `g2_x` is never read [INFO] [stdout] --> src/steganography.rs:57:17 [INFO] [stdout] | [INFO] [stdout] 57 | let mut g2_x= 0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `g2_y` is never read [INFO] [stdout] --> src/steganography.rs:59:17 [INFO] [stdout] | [INFO] [stdout] 59 | let mut g2_y= 0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pixel_y_carrier` is never read [INFO] [stdout] --> src/steganography.rs:111:17 [INFO] [stdout] | [INFO] [stdout] 111 | let mut pixel_y_carrier= Rgba([0,0,0,0]); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `g2_x` is never read [INFO] [stdout] --> src/steganography.rs:117:17 [INFO] [stdout] | [INFO] [stdout] 117 | let mut g2_x = 0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `g2_y` is never read [INFO] [stdout] --> src/steganography.rs:119:17 [INFO] [stdout] | [INFO] [stdout] 119 | let mut g2_y = 0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> src/steganography.rs:211:13 [INFO] [stdout] | [INFO] [stdout] 211 | let len = cipher_text_in_9.len(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `height` and `width` are never read [INFO] [stdout] --> src/random_matrix.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct RandMatrix { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 7 | inner_matrix: Vec>, [INFO] [stdout] 8 | pub height: usize, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 9 | pub width: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RandMatrix` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `seed` is never read [INFO] [stdout] --> src/steganography.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct RMSteg { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 11 | random_matrix: RandMatrix, [INFO] [stdout] 12 | seed: u64, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RMSteg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s [INFO] running `Command { std: "docker" "inspect" "dd5aa6b3ee732ae1c01071755eb118669fb702c7f897a77976910bfb59d96d1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd5aa6b3ee732ae1c01071755eb118669fb702c7f897a77976910bfb59d96d1d", kill_on_drop: false }` [INFO] [stdout] dd5aa6b3ee732ae1c01071755eb118669fb702c7f897a77976910bfb59d96d1d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-01-12" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6b07f15577372468af4b220a22862faa6fee994fb80bc33d25b883cf8f5d3087 [INFO] running `Command { std: "docker" "start" "-a" "6b07f15577372468af4b220a22862faa6fee994fb80bc33d25b883cf8f5d3087", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/steganography.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `DynamicImage`, `RgbImage`, and `Rgb` [INFO] [stderr] --> src/steganography.rs:6:13 [INFO] [stderr] | [INFO] [stderr] 6 | use image::{DynamicImage, GenericImageView, RgbImage, Rgb, ImageBuffer, Rgba, RgbaImage, EncodableLayout}; [INFO] [stderr] | ^^^^^^^^^^^^ ^^^^^^^^ ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::rngs::StdRng` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use rand::rngs::StdRng; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Rng` and `SeedableRng` [INFO] [stderr] --> src/main.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | use rand::{SeedableRng, Rng}; [INFO] [stderr] | ^^^^^^^^^^^ ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `random_matrix::RandMatrix` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use random_matrix::RandMatrix; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pixel_y_mut` is never read [INFO] [stderr] --> src/steganography.rs:50:17 [INFO] [stderr] | [INFO] [stderr] 50 | let mut pixel_y_mut= &mut Rgba([0,0,0,0]); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pixel_y_carrier` is never read [INFO] [stderr] --> src/steganography.rs:52:17 [INFO] [stderr] | [INFO] [stderr] 52 | let mut pixel_y_carrier= Rgba([0,0,0,0]); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `g2_x` is never read [INFO] [stderr] --> src/steganography.rs:57:17 [INFO] [stderr] | [INFO] [stderr] 57 | let mut g2_x= 0; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `g2_y` is never read [INFO] [stderr] --> src/steganography.rs:59:17 [INFO] [stderr] | [INFO] [stderr] 59 | let mut g2_y= 0; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pixel_y_carrier` is never read [INFO] [stderr] --> src/steganography.rs:111:17 [INFO] [stderr] | [INFO] [stderr] 111 | let mut pixel_y_carrier= Rgba([0,0,0,0]); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `g2_x` is never read [INFO] [stderr] --> src/steganography.rs:117:17 [INFO] [stderr] | [INFO] [stderr] 117 | let mut g2_x = 0; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `g2_y` is never read [INFO] [stderr] --> src/steganography.rs:119:17 [INFO] [stderr] | [INFO] [stderr] 119 | let mut g2_y = 0; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `len` [INFO] [stderr] --> src/steganography.rs:211:13 [INFO] [stderr] | [INFO] [stderr] 211 | let len = cipher_text_in_9.len(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: fields `height` and `width` are never read [INFO] [stderr] --> src/random_matrix.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 6 | pub struct RandMatrix { [INFO] [stderr] | ---------- fields in this struct [INFO] [stderr] 7 | inner_matrix: Vec>, [INFO] [stderr] 8 | pub height: usize, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] 9 | pub width: usize, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `RandMatrix` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field `seed` is never read [INFO] [stderr] --> src/steganography.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 10 | pub struct RMSteg { [INFO] [stderr] | ------ field in this struct [INFO] [stderr] 11 | random_matrix: RandMatrix, [INFO] [stderr] 12 | seed: u64, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `RMSteg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: `random_matrix_steganography` (bin "random_matrix_steganography" test) generated 15 warnings (run `cargo fix --bin "random_matrix_steganography" --tests` to apply 5 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/random_matrix_steganography-5fe5f217d9fcab37) [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" "6b07f15577372468af4b220a22862faa6fee994fb80bc33d25b883cf8f5d3087", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b07f15577372468af4b220a22862faa6fee994fb80bc33d25b883cf8f5d3087", kill_on_drop: false }` [INFO] [stdout] 6b07f15577372468af4b220a22862faa6fee994fb80bc33d25b883cf8f5d3087