[INFO] cloning repository https://github.com/omar-khaled-2/image-encoder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/omar-khaled-2/image-encoder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomar-khaled-2%2Fimage-encoder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomar-khaled-2%2Fimage-encoder'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 17fad4f2082aaf140fa49927740221ae859633b2 [INFO] testing omar-khaled-2/image-encoder against 1.91.0 for beta-1.92-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomar-khaled-2%2Fimage-encoder" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/omar-khaled-2/image-encoder [INFO] finished tweaking git repo https://github.com/omar-khaled-2/image-encoder [INFO] tweaked toml for git repo https://github.com/omar-khaled-2/image-encoder written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/omar-khaled-2/image-encoder on toolchain 1.91.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/omar-khaled-2/image-encoder 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded zune-jpeg v0.4.11 [INFO] [stderr] Downloaded either v1.10.0 [INFO] [stderr] Downloaded ravif v0.11.5 [INFO] [stderr] Downloaded rgb v0.8.37 [INFO] [stderr] Downloaded crc32fast v1.4.0 [INFO] [stderr] Downloaded getrandom v0.2.12 [INFO] [stderr] Downloaded miniz_oxide v0.7.2 [INFO] [stderr] Downloaded fdeflate v0.3.4 [INFO] [stderr] Downloaded libc v0.2.153 [INFO] [stderr] Downloaded arbitrary v1.3.2 [INFO] [stderr] Downloaded num-traits v0.2.18 [INFO] [stderr] Downloaded half v2.4.0 [INFO] [stderr] Downloaded toml v0.8.12 [INFO] [stderr] Downloaded image-webp v0.1.1 [INFO] [stderr] Downloaded avif-serialize v0.8.1 [INFO] [stderr] Downloaded imgref v1.10.1 [INFO] [stderr] Downloaded anyhow v1.0.81 [INFO] [stderr] Downloaded bitstream-io v2.3.0 [INFO] [stderr] Downloaded built v0.7.1 [INFO] [stderr] Downloaded jobserver v0.1.28 [INFO] [stderr] Downloaded profiling-procmacros v1.0.15 [INFO] [stderr] Downloaded cfg-expr v0.15.7 [INFO] [stderr] Downloaded paste v1.0.14 [INFO] [stderr] Downloaded target-lexicon v0.12.14 [INFO] [stderr] Downloaded serde_spanned v0.6.5 [INFO] [stderr] Downloaded cc v1.0.90 [INFO] [stderr] Downloaded png v0.17.13 [INFO] [stderr] Downloaded flume v0.11.0 [INFO] [stderr] Downloaded exr v1.72.0 [INFO] [stderr] Downloaded num-bigint v0.4.4 [INFO] [stderr] Downloaded serde v1.0.197 [INFO] [stderr] Downloaded serde_derive v1.0.197 [INFO] [stderr] Downloaded thiserror-impl v1.0.58 [INFO] [stderr] Downloaded thiserror v1.0.58 [INFO] [stderr] Downloaded autocfg v1.2.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.79 [INFO] [stderr] Downloaded quote v1.0.35 [INFO] [stderr] Downloaded libfuzzer-sys v0.4.7 [INFO] [stderr] Downloaded toml_edit v0.22.9 [INFO] [stderr] Downloaded bumpalo v3.15.4 [INFO] [stderr] Downloaded syn v2.0.58 [INFO] [stderr] Downloaded winnow v0.6.5 [INFO] [stderr] Downloaded image v0.25.1 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1bb57b8d0432e959e0b9b999873304597377d391647eaaabd2042846162754fa [INFO] running `Command { std: "docker" "start" "-a" "1bb57b8d0432e959e0b9b999873304597377d391647eaaabd2042846162754fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1bb57b8d0432e959e0b9b999873304597377d391647eaaabd2042846162754fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1bb57b8d0432e959e0b9b999873304597377d391647eaaabd2042846162754fa", kill_on_drop: false }` [INFO] [stdout] 1bb57b8d0432e959e0b9b999873304597377d391647eaaabd2042846162754fa [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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bdfe5c4131360703f42b012c876f5cc23c3678380eb65a440367dc12c83ac0cc [INFO] running `Command { std: "docker" "start" "-a" "bdfe5c4131360703f42b012c876f5cc23c3678380eb65a440367dc12c83ac0cc", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling simd-adler32 v0.3.7 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling thiserror v1.0.58 [INFO] [stderr] Compiling crc32fast v1.4.0 [INFO] [stderr] Compiling either v1.10.0 [INFO] [stderr] Compiling anyhow v1.0.81 [INFO] [stderr] Compiling miniz_oxide v0.7.2 [INFO] [stderr] Compiling built v0.7.1 [INFO] [stderr] Compiling aligned-vec v0.5.0 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling num-bigint v0.4.4 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling memchr v2.7.2 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Compiling arrayvec v0.7.4 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling rav1e v0.7.1 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling bytemuck v1.15.0 [INFO] [stderr] Compiling crossbeam-deque v0.8.5 [INFO] [stderr] Compiling log v0.4.21 [INFO] [stderr] Compiling flate2 v1.0.28 [INFO] [stderr] Compiling spin v0.9.8 [INFO] [stderr] Compiling nom v7.1.3 [INFO] [stderr] Compiling simd_helpers v0.1.0 [INFO] [stderr] Compiling getrandom v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling v_frame v0.3.8 [INFO] [stderr] Compiling itertools v0.12.1 [INFO] [stderr] Compiling noop_proc_macro v0.3.0 [INFO] [stderr] Compiling rayon v1.10.0 [INFO] [stderr] Compiling weezl v0.1.8 [INFO] [stderr] Compiling bitstream-io v2.3.0 [INFO] [stderr] Compiling imgref v1.10.1 [INFO] [stderr] Compiling new_debug_unreachable v1.0.6 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling flume v0.11.0 [INFO] [stderr] Compiling loop9 v0.1.5 [INFO] [stderr] Compiling rgb v0.8.37 [INFO] [stderr] Compiling avif-serialize v0.8.1 [INFO] [stderr] Compiling zune-inflate v0.2.54 [INFO] [stderr] Compiling fdeflate v0.3.4 [INFO] [stderr] Compiling half v2.4.0 [INFO] [stderr] Compiling lebe v0.5.2 [INFO] [stderr] Compiling zune-core v0.4.12 [INFO] [stderr] Compiling jpeg-decoder v0.3.1 [INFO] [stderr] Compiling quick-error v2.0.1 [INFO] [stderr] Compiling bit_field v0.10.2 [INFO] [stderr] Compiling smallvec v1.13.2 [INFO] [stderr] Compiling color_quant v1.1.0 [INFO] [stderr] Compiling exr v1.72.0 [INFO] [stderr] Compiling gif v0.13.1 [INFO] [stderr] Compiling png v0.17.13 [INFO] [stderr] Compiling av1-grain v0.2.3 [INFO] [stderr] Compiling tiff v0.9.1 [INFO] [stderr] Compiling maybe-rayon v0.1.1 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling zune-jpeg v0.4.11 [INFO] [stderr] Compiling qoi v0.4.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Compiling profiling-procmacros v1.0.15 [INFO] [stderr] Compiling num-derive v0.4.2 [INFO] [stderr] Compiling arg_enum_proc_macro v0.3.4 [INFO] [stderr] Compiling profiling v1.0.15 [INFO] [stderr] Compiling image-webp v0.1.1 [INFO] [stderr] Compiling ravif v0.11.5 [INFO] [stderr] Compiling image v0.25.1 [INFO] [stderr] Compiling image-compresser v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `RgbImage` and `Rgb` [INFO] [stdout] --> src/main.rs:2:39 [INFO] [stdout] | [INFO] [stdout] 2 | use image::{io::Reader as ImageReader,Rgb,RgbImage}; [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: `std::thread::sleep` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::thread::sleep; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `io::Write` [INFO] [stdout] --> src/main.rs:5:11 [INFO] [stdout] | [INFO] [stdout] 5 | use std::{io::Write, vec}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:90:9 [INFO] [stdout] | [INFO] [stdout] 90 | let mut output_file = File::create(output_path).unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:255:5 [INFO] [stdout] | [INFO] [stdout] 255 | writer.write(20, 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 255 | let _ = writer.write(20, 0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 17s [INFO] running `Command { std: "docker" "inspect" "bdfe5c4131360703f42b012c876f5cc23c3678380eb65a440367dc12c83ac0cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bdfe5c4131360703f42b012c876f5cc23c3678380eb65a440367dc12c83ac0cc", kill_on_drop: false }` [INFO] [stdout] bdfe5c4131360703f42b012c876f5cc23c3678380eb65a440367dc12c83ac0cc [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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6e08f54ff0adfc362f1eb904a5ce0e2842b35633410fa0829f894be39ff25cfa [INFO] running `Command { std: "docker" "start" "-a" "6e08f54ff0adfc362f1eb904a5ce0e2842b35633410fa0829f894be39ff25cfa", kill_on_drop: false }` [INFO] [stderr] Compiling image-compresser v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `RgbImage` and `Rgb` [INFO] [stdout] --> src/main.rs:2:39 [INFO] [stdout] | [INFO] [stdout] 2 | use image::{io::Reader as ImageReader,Rgb,RgbImage}; [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: `std::thread::sleep` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::thread::sleep; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `io::Write` [INFO] [stdout] --> src/main.rs:5:11 [INFO] [stdout] | [INFO] [stdout] 5 | use std::{io::Write, vec}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:90:9 [INFO] [stdout] | [INFO] [stdout] 90 | let mut output_file = File::create(output_path).unwrap(); [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:255:5 [INFO] [stdout] | [INFO] [stdout] 255 | writer.write(20, 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 255 | let _ = writer.write(20, 0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s [INFO] running `Command { std: "docker" "inspect" "6e08f54ff0adfc362f1eb904a5ce0e2842b35633410fa0829f894be39ff25cfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e08f54ff0adfc362f1eb904a5ce0e2842b35633410fa0829f894be39ff25cfa", kill_on_drop: false }` [INFO] [stdout] 6e08f54ff0adfc362f1eb904a5ce0e2842b35633410fa0829f894be39ff25cfa [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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 533b67426b09e1428a58815ba2accaa9dbf01a81b723700cc90dca5da8aaf8e2 [INFO] running `Command { std: "docker" "start" "-a" "533b67426b09e1428a58815ba2accaa9dbf01a81b723700cc90dca5da8aaf8e2", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `RgbImage` and `Rgb` [INFO] [stderr] --> src/main.rs:2:39 [INFO] [stderr] | [INFO] [stderr] 2 | use image::{io::Reader as ImageReader,Rgb,RgbImage}; [INFO] [stderr] | ^^^ ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread::sleep` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::thread::sleep; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::Duration` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `io::Write` [INFO] [stderr] --> src/main.rs:5:11 [INFO] [stderr] | [INFO] [stderr] 5 | use std::{io::Write, vec}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:90:9 [INFO] [stderr] | [INFO] [stderr] 90 | let mut output_file = File::create(output_path).unwrap(); [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:255:5 [INFO] [stderr] | [INFO] [stderr] 255 | writer.write(20, 0); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 255 | let _ = writer.write(20, 0); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `image-compresser` (bin "image-compresser" test) generated 6 warnings (run `cargo fix --bin "image-compresser" --tests` to apply 4 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/image_compresser-d989d4ff0e203e58) [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" "533b67426b09e1428a58815ba2accaa9dbf01a81b723700cc90dca5da8aaf8e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "533b67426b09e1428a58815ba2accaa9dbf01a81b723700cc90dca5da8aaf8e2", kill_on_drop: false }` [INFO] [stdout] 533b67426b09e1428a58815ba2accaa9dbf01a81b723700cc90dca5da8aaf8e2