[INFO] cloning repository https://github.com/bigbass1997/reaction-diffusion-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bigbass1997/reaction-diffusion-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbigbass1997%2Freaction-diffusion-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbigbass1997%2Freaction-diffusion-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1b1a1b6778cc04e1bd8cf7e783d0755ba7ea421a [INFO] checking bigbass1997/reaction-diffusion-rust against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbigbass1997%2Freaction-diffusion-rust" "/workspace/builds/worker-66/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-66/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bigbass1997/reaction-diffusion-rust on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bigbass1997/reaction-diffusion-rust [INFO] finished tweaking git repo https://github.com/bigbass1997/reaction-diffusion-rust [INFO] tweaked toml for git repo https://github.com/bigbass1997/reaction-diffusion-rust written to /workspace/builds/worker-66/source/Cargo.toml [INFO] crate git repo https://github.com/bigbass1997/reaction-diffusion-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 773a0c9de5e97be5a908f53075d252539fe5ad12601d3af3c4615bfbe6a2ed38 [INFO] running `Command { std: "docker" "start" "-a" "773a0c9de5e97be5a908f53075d252539fe5ad12601d3af3c4615bfbe6a2ed38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "773a0c9de5e97be5a908f53075d252539fe5ad12601d3af3c4615bfbe6a2ed38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "773a0c9de5e97be5a908f53075d252539fe5ad12601d3af3c4615bfbe6a2ed38", kill_on_drop: false }` [INFO] [stdout] 773a0c9de5e97be5a908f53075d252539fe5ad12601d3af3c4615bfbe6a2ed38 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6753348c4a14d28aaa5bc43cd1404a483d3a4c83b65bb9d752523e4986316b7f [INFO] running `Command { std: "docker" "start" "-a" "6753348c4a14d28aaa5bc43cd1404a483d3a4c83b65bb9d752523e4986316b7f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.88 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling once_cell v1.7.2 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling regex-syntax v0.6.22 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling bindgen v0.56.0 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking downcast-rs v1.2.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking weezl v0.1.4 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Compiling clang-sys v1.1.1 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling wayland-sys v0.27.0 [INFO] [stderr] Compiling nom v6.1.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling x11-dl v2.18.5 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling libloading v0.7.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling thread_local v1.1.3 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Checking gif v0.11.1 [INFO] [stderr] Compiling minifb v0.19.2 [INFO] [stderr] Compiling wayland-scanner v0.27.0 [INFO] [stderr] Compiling regex v1.4.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking raw-window-handle v0.3.3 [INFO] [stderr] Checking xcursor v0.3.3 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Compiling cexpr v0.4.0 [INFO] [stderr] Compiling env_logger v0.8.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Compiling wayland-client v0.27.0 [INFO] [stderr] Compiling wayland-protocols v0.27.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking wayland-commons v0.27.0 [INFO] [stderr] Checking wayland-cursor v0.27.0 [INFO] [stderr] Compiling xkbcommon-sys v0.7.5 [INFO] [stderr] Checking xkb v0.2.1 [INFO] [stderr] Checking reaction-diffusion-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Frame` [INFO] [stdout] --> src/main.rs:11:28 [INFO] [stdout] | [INFO] [stdout] 11 | use gif::{Encoder, Repeat, Frame}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Frame` [INFO] [stdout] --> src/main.rs:11:28 [INFO] [stdout] | [INFO] [stdout] 11 | use gif::{Encoder, Repeat, Frame}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | for i in 0..64 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | for i in 0..64 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `counter` [INFO] [stdout] --> src/main.rs:111:13 [INFO] [stdout] | [INFO] [stdout] 111 | let mut counter = -350; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_counter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `total` [INFO] [stdout] --> src/main.rs:112:13 [INFO] [stdout] | [INFO] [stdout] 112 | let mut total = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_total` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `counter` [INFO] [stdout] --> src/main.rs:111:13 [INFO] [stdout] | [INFO] [stdout] 111 | let mut counter = -350; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_counter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `gif` [INFO] [stdout] --> src/main.rs:134:55 [INFO] [stdout] | [INFO] [stdout] 134 | fn update(sim: &mut SimulationState, buf: &mut [u32], gif: &mut [u8]) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_gif` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `total` [INFO] [stdout] --> src/main.rs:112:13 [INFO] [stdout] | [INFO] [stdout] 112 | let mut total = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_total` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | let mut image = File::create(format!("gifs/{}.gif", dt)).unwrap(); [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: unused variable: `gif` [INFO] [stdout] --> src/main.rs:134:55 [INFO] [stdout] | [INFO] [stdout] 134 | fn update(sim: &mut SimulationState, buf: &mut [u32], gif: &mut [u8]) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_gif` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:111:9 [INFO] [stdout] | [INFO] [stdout] 111 | let mut counter = -350; [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/main.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | let mut total = 0; [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/main.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | let mut image = File::create(format!("gifs/{}.gif", dt)).unwrap(); [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/main.rs:144:13 [INFO] [stdout] | [INFO] [stdout] 144 | let mut r = 1.0 - (val * 0.5f64); [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/main.rs:145:13 [INFO] [stdout] | [INFO] [stdout] 145 | let mut g = 1.0 - (val * 0.1f64); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `from_f64_rgb_gray` [INFO] [stdout] --> src/main.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn from_f64_rgb_gray(v: f64) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `initGif` [INFO] [stdout] --> src/main.rs:52:4 [INFO] [stdout] | [INFO] [stdout] 52 | fn initGif() -> Encoder { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:111:9 [INFO] [stdout] | [INFO] [stdout] 111 | let mut counter = -350; [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/main.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | let mut total = 0; [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/main.rs:144:13 [INFO] [stdout] | [INFO] [stdout] 144 | let mut r = 1.0 - (val * 0.5f64); [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/main.rs:145:13 [INFO] [stdout] | [INFO] [stdout] 145 | let mut g = 1.0 - (val * 0.1f64); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `from_f64_rgb_gray` [INFO] [stdout] --> src/main.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn from_f64_rgb_gray(v: f64) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `initGif` [INFO] [stdout] --> src/main.rs:52:4 [INFO] [stdout] | [INFO] [stdout] 52 | fn initGif() -> Encoder { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.52s [INFO] running `Command { std: "docker" "inspect" "6753348c4a14d28aaa5bc43cd1404a483d3a4c83b65bb9d752523e4986316b7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6753348c4a14d28aaa5bc43cd1404a483d3a4c83b65bb9d752523e4986316b7f", kill_on_drop: false }` [INFO] [stdout] 6753348c4a14d28aaa5bc43cd1404a483d3a4c83b65bb9d752523e4986316b7f