[INFO] fetching crate photon-rs 0.3.2... [INFO] checking photon-rs-0.3.2 against master#e29821ff85a2a3000d226f99f62f89464028d5d6 for pr-111505 [INFO] extracting crate photon-rs 0.3.2 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate photon-rs 0.3.2 on toolchain e29821ff85a2a3000d226f99f62f89464028d5d6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate photon-rs 0.3.2 [INFO] finished tweaking crates.io crate photon-rs 0.3.2 [INFO] tweaked toml for crates.io crate photon-rs 0.3.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate crates.io crate photon-rs 0.3.2 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" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded memory_units v0.4.0 [INFO] [stderr] Downloaded node-sys v0.4.2 [INFO] [stderr] Downloaded perlin2d v0.2.6 [INFO] [stderr] Downloaded rusttype v0.9.3 [INFO] [stderr] Downloaded conv v0.3.3 [INFO] [stderr] Downloaded rulinalg v0.4.2 [INFO] [stderr] Downloaded wee_alloc v0.4.5 [INFO] [stderr] Downloaded imageproc v0.22.0 [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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f92febcd060a082387cf7ecbccdf6be1f0eb3781b48e457c5156da5f6782fcc4 [INFO] running `Command { std: "docker" "start" "-a" "f92febcd060a082387cf7ecbccdf6be1f0eb3781b48e457c5156da5f6782fcc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f92febcd060a082387cf7ecbccdf6be1f0eb3781b48e457c5156da5f6782fcc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f92febcd060a082387cf7ecbccdf6be1f0eb3781b48e457c5156da5f6782fcc4", kill_on_drop: false }` [INFO] [stdout] f92febcd060a082387cf7ecbccdf6be1f0eb3781b48e457c5156da5f6782fcc4 [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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5153739557b1082424a6feeb0fb20b89afa4aeb74f69937193bce628954628b5 [INFO] running `Command { std: "docker" "start" "-a" "5153739557b1082424a6feeb0fb20b89afa4aeb74f69937193bce628954628b5", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.51 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.78 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling bumpalo v3.1.2 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling num-bigint v0.3.3 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling wasm-bindgen v0.2.78 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling standback v0.2.17 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling proc-macro-hack v0.5.20+deprecated [INFO] [stderr] Compiling siphasher v0.3.1 [INFO] [stderr] Checking adler32 v1.0.4 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling phf_shared v0.11.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking weezl v0.1.7 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling phf_generator v0.11.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Compiling const_fn v0.4.9 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Checking ttf-parser v0.15.2 [INFO] [stderr] Checking tiff v0.6.1 [INFO] [stderr] Checking png v0.16.8 [INFO] [stderr] Checking gif v0.11.4 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking num-complex v0.3.1 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling time v0.2.27 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling palette v0.6.1 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking custom_derive v0.1.7 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking bytemuck v1.13.0 [INFO] [stderr] Compiling thiserror v1.0.38 [INFO] [stderr] Checking ab_glyph_rasterizer v0.1.8 [INFO] [stderr] Checking image v0.23.14 [INFO] [stderr] Checking num v0.3.1 [INFO] [stderr] Checking conv v0.3.3 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Checking rulinalg v0.4.2 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking approx v0.5.1 [INFO] [stderr] Checking owned_ttf_parser v0.15.2 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking num_cpus v1.11.1 [INFO] [stderr] Checking rusttype v0.9.3 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.78 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking regex-syntax v0.6.16 [INFO] [stderr] Compiling toml v0.5.11 [INFO] [stderr] Checking base64 v0.13.1 [INFO] [stderr] Checking perlin2d v0.2.6 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking criterion-plot v0.4.1 [INFO] [stderr] Checking plotters v0.2.12 [INFO] [stderr] Checking regex v1.3.4 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.78 [INFO] [stderr] Compiling find-crate v0.6.3 [INFO] [stderr] Checking imageproc v0.22.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking oorandom v11.1.0 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.78 [INFO] [stderr] Compiling time-macros-impl v0.1.2 [INFO] [stderr] Compiling phf_macros v0.11.1 [INFO] [stderr] Compiling palette_derive v0.6.1 [INFO] [stderr] Compiling thiserror-impl v1.0.38 [INFO] [stderr] Checking time-macros v0.1.1 [INFO] [stderr] Checking phf v0.11.1 [INFO] [stderr] Checking js-sys v0.3.55 [INFO] [stderr] Checking console_error_panic_hook v0.1.6 [INFO] [stderr] Checking web-sys v0.3.55 [INFO] [stderr] Checking bstr v0.2.12 [INFO] [stderr] Checking serde_json v1.0.48 [INFO] [stderr] Checking node-sys v0.4.2 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking tinytemplate v1.0.3 [INFO] [stderr] Checking criterion v0.3.1 [INFO] [stderr] Checking photon-rs v0.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/channels.rs:403:5 [INFO] [stdout] | [INFO] [stdout] 403 | mut photon_image: &mut PhotonImage, [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/channels.rs:642:5 [INFO] [stdout] | [INFO] [stdout] 642 | mut photon_image: &mut PhotonImage, [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/colour_spaces.rs:91:14 [INFO] [stdout] | [INFO] [stdout] 91 | pub fn hsluv(mut photon_image: &mut PhotonImage, mode: &str, amt: f32) { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/colour_spaces.rs:159:12 [INFO] [stdout] | [INFO] [stdout] 159 | pub fn lch(mut photon_image: &mut PhotonImage, mode: &str, amt: f32) { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/colour_spaces.rs:227:12 [INFO] [stdout] | [INFO] [stdout] 227 | pub fn hsl(mut photon_image: &mut PhotonImage, mode: &str, amt: f32) { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/channels.rs:403:5 [INFO] [stdout] | [INFO] [stdout] 403 | mut photon_image: &mut PhotonImage, [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/channels.rs:642:5 [INFO] [stdout] | [INFO] [stdout] 642 | mut photon_image: &mut PhotonImage, [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/colour_spaces.rs:91:14 [INFO] [stdout] | [INFO] [stdout] 91 | pub fn hsluv(mut photon_image: &mut PhotonImage, mode: &str, amt: f32) { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/colour_spaces.rs:159:12 [INFO] [stdout] | [INFO] [stdout] 159 | pub fn lch(mut photon_image: &mut PhotonImage, mode: &str, amt: f32) { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/effects.rs:164:5 [INFO] [stdout] | [INFO] [stdout] 164 | mut photon_image: &mut PhotonImage, [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/colour_spaces.rs:227:12 [INFO] [stdout] | [INFO] [stdout] 227 | pub fn hsl(mut photon_image: &mut PhotonImage, mode: &str, amt: f32) { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/effects.rs:200:17 [INFO] [stdout] | [INFO] [stdout] 200 | pub fn halftone(mut photon_image: &mut PhotonImage) { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/effects.rs:378:17 [INFO] [stdout] | [INFO] [stdout] 378 | pub fn colorize(mut photon_image: &mut PhotonImage) { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/effects.rs:585:24 [INFO] [stdout] | [INFO] [stdout] 585 | pub fn adjust_contrast(mut photon_image: &mut PhotonImage, contrast: f32) { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/effects.rs:639:5 [INFO] [stdout] | [INFO] [stdout] 639 | mut photon_image: &mut PhotonImage, [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/effects.rs:678:5 [INFO] [stdout] | [INFO] [stdout] 678 | mut photon_image: &mut PhotonImage, [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/effects.rs:755:25 [INFO] [stdout] | [INFO] [stdout] 755 | fn draw_vertical_strips(mut photon_image: &mut PhotonImage, num_strips: u8, color: Rgb) { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/effects.rs:853:12 [INFO] [stdout] | [INFO] [stdout] 853 | pub fn oil(mut photon_image: &mut PhotonImage, radius: i32, intensity: f64) { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/effects.rs:164:5 [INFO] [stdout] | [INFO] [stdout] 164 | mut photon_image: &mut PhotonImage, [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/effects.rs:200:17 [INFO] [stdout] | [INFO] [stdout] 200 | pub fn halftone(mut photon_image: &mut PhotonImage) { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/effects.rs:378:17 [INFO] [stdout] | [INFO] [stdout] 378 | pub fn colorize(mut photon_image: &mut PhotonImage) { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/effects.rs:585:24 [INFO] [stdout] | [INFO] [stdout] 585 | pub fn adjust_contrast(mut photon_image: &mut PhotonImage, contrast: f32) { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/effects.rs:639:5 [INFO] [stdout] | [INFO] [stdout] 639 | mut photon_image: &mut PhotonImage, [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/effects.rs:678:5 [INFO] [stdout] | [INFO] [stdout] 678 | mut photon_image: &mut PhotonImage, [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/effects.rs:755:25 [INFO] [stdout] | [INFO] [stdout] 755 | fn draw_vertical_strips(mut photon_image: &mut PhotonImage, num_strips: u8, color: Rgb) { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/monochrome.rs:299:25 [INFO] [stdout] | [INFO] [stdout] 299 | pub fn grayscale_shades(mut photon_image: &mut PhotonImage, num_shades: u8) { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/effects.rs:853:12 [INFO] [stdout] | [INFO] [stdout] 853 | pub fn oil(mut photon_image: &mut PhotonImage, radius: i32, intensity: f64) { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/monochrome.rs:395:33 [INFO] [stdout] | [INFO] [stdout] 395 | pub fn single_channel_grayscale(mut photon_image: &mut PhotonImage, channel: usize) { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/multiple.rs:33:18 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn watermark(mut img: &mut PhotonImage, watermark: &PhotonImage, x: u32, y: u32) { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/multiple.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | mut photon_image: &mut PhotonImage, [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/multiple.rs:180:5 [INFO] [stdout] | [INFO] [stdout] 180 | mut photon_image: &mut PhotonImage, [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/noise.rs:69:19 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn pink_noise(mut photon_image: &mut PhotonImage) { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/text.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | mut photon_img: &mut PhotonImage, [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/text.rs:111:18 [INFO] [stdout] | [INFO] [stdout] 111 | pub fn draw_text(mut photon_img: &mut PhotonImage, text: &str, x: u32, y: u32) { [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/monochrome.rs:299:25 [INFO] [stdout] | [INFO] [stdout] 299 | pub fn grayscale_shades(mut photon_image: &mut PhotonImage, num_shades: u8) { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/monochrome.rs:395:33 [INFO] [stdout] | [INFO] [stdout] 395 | pub fn single_channel_grayscale(mut photon_image: &mut PhotonImage, channel: usize) { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/multiple.rs:33:18 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn watermark(mut img: &mut PhotonImage, watermark: &PhotonImage, x: u32, y: u32) { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/multiple.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | mut photon_image: &mut PhotonImage, [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/multiple.rs:180:5 [INFO] [stdout] | [INFO] [stdout] 180 | mut photon_image: &mut PhotonImage, [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/noise.rs:69:19 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn pink_noise(mut photon_image: &mut PhotonImage) { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/text.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | mut photon_img: &mut PhotonImage, [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/text.rs:111:18 [INFO] [stdout] | [INFO] [stdout] 111 | pub fn draw_text(mut photon_img: &mut PhotonImage, text: &str, x: u32, y: u32) { [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> benches/photon_benchmark.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | save_image(img, output_img_path); [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 25 | let _ = save_image(img, output_img_path); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> benches/photon_benchmark.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | save_image(resized_img, output_img_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 36 | let _ = save_image(resized_img, output_img_path); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> benches/photon_benchmark.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | save_image(resized_img, output_img_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 48 | let _ = save_image(resized_img, output_img_path); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.55s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "5153739557b1082424a6feeb0fb20b89afa4aeb74f69937193bce628954628b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5153739557b1082424a6feeb0fb20b89afa4aeb74f69937193bce628954628b5", kill_on_drop: false }` [INFO] [stdout] 5153739557b1082424a6feeb0fb20b89afa4aeb74f69937193bce628954628b5