[INFO] cloning repository https://github.com/DuncanConroy/gameoflife-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DuncanConroy/gameoflife-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDuncanConroy%2Fgameoflife-rust", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7bb5bb06cb9dc227519b310c063ccc69cf47d07c
[INFO] building DuncanConroy/gameoflife-rust against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDuncanConroy%2Fgameoflife-rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/DuncanConroy/gameoflife-rust
[INFO] finished tweaking git repo https://github.com/DuncanConroy/gameoflife-rust
[INFO] tweaked toml for git repo https://github.com/DuncanConroy/gameoflife-rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DuncanConroy/gameoflife-rust on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/DuncanConroy/gameoflife-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 082b25b9b188e049a8b65758266d33a91a5effa9b671efce55fb626b296e9ac5
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[INFO] [stderr]    Compiling wgpu-hal v0.10.7
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[INFO] [stderr]    Compiling pixels v0.6.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.12.3
[INFO] [stderr]    Compiling winit_input_helper v0.10.0
[INFO] [stderr]    Compiling gameoflife v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::process::exit`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::process::exit;
[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`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/main.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | use pixels::{Error, Pixels, SurfaceTexture};
[INFO] [stdout]   |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Event`
[INFO] [stdout]  --> src/main.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | use winit::event::{Event, VirtualKeyCode};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | /     /// some thoughts...
[INFO] [stdout] 20 | |     /// if this was about performance, we could do as follows:
[INFO] [stdout] 21 | |     /// - only use 1/0 for alive/dead (no colors, grays...)
[INFO] [stdout] 22 | |     /// - detect the system's bit size/usize, e.g. 32, 64
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |     /// - inline functions
[INFO] [stdout] 35 | |     /// - avoid if-statements and math if possible -> use bit fields, xor, or, etc.
[INFO] [stdout]    | |___________________________________________________________________________________^
[INFO] [stdout] 36 |
[INFO] [stdout] 37 |       let mut cells = [[(0, 0); WIDTH]; HEIGHT];
[INFO] [stdout]    |       ------------------------------------------ rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[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 | fn tick(mut cells: CellArray, width: usize, height: usize, generation: usize) -> CellArray {
[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 variable: `height`
[INFO] [stdout]    --> src/main.rs:172:44
[INFO] [stdout]     |
[INFO] [stdout] 172 | fn render(cells: &CellArray, width: usize, height: usize, generation: usize, frame_buffer: &mut [u8]) {
[INFO] [stdout]     |                                            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 172 | fn render(cells: &CellArray, width: usize, _height: usize, generation: usize, frame_buffer: &mut [u8]) {
[INFO] [stdout]     |                                            +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `HEIGHT`
[INFO] [stdout]     |
[INFO] [stdout] 172 - fn render(cells: &CellArray, width: usize, height: usize, generation: usize, frame_buffer: &mut [u8]) {
[INFO] [stdout] 172 + fn render(cells: &CellArray, width: usize, HEIGHT: usize, generation: usize, frame_buffer: &mut [u8]) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `generation`
[INFO] [stdout]    --> src/main.rs:172:59
[INFO] [stdout]     |
[INFO] [stdout] 172 | fn render(cells: &CellArray, width: usize, height: usize, generation: usize, frame_buffer: &mut [u8]) {
[INFO] [stdout]     |                                                           ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 172 | fn render(cells: &CellArray, width: usize, height: usize, _generation: usize, frame_buffer: &mut [u8]) {
[INFO] [stdout]     |                                                           +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `HEIGHT`
[INFO] [stdout]     |
[INFO] [stdout] 172 - fn render(cells: &CellArray, width: usize, height: usize, generation: usize, frame_buffer: &mut [u8]) {
[INFO] [stdout] 172 + fn render(cells: &CellArray, width: usize, height: usize, HEIGHT: usize, frame_buffer: &mut [u8]) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 09s
[INFO] running `Command { std: "docker" "inspect" "082b25b9b188e049a8b65758266d33a91a5effa9b671efce55fb626b296e9ac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "082b25b9b188e049a8b65758266d33a91a5effa9b671efce55fb626b296e9ac5", kill_on_drop: false }`
[INFO] [stdout] 082b25b9b188e049a8b65758266d33a91a5effa9b671efce55fb626b296e9ac5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0551e038d88bf29c8a2168abd02791af7b9472d37772b0ffdecd09d03702e1c2
[INFO] running `Command { std: "docker" "start" "-a" "0551e038d88bf29c8a2168abd02791af7b9472d37772b0ffdecd09d03702e1c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling gameoflife v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::process::exit`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::process::exit;
[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`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/main.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | use pixels::{Error, Pixels, SurfaceTexture};
[INFO] [stdout]   |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Event`
[INFO] [stdout]  --> src/main.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | use winit::event::{Event, VirtualKeyCode};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | /     /// some thoughts...
[INFO] [stdout] 20 | |     /// if this was about performance, we could do as follows:
[INFO] [stdout] 21 | |     /// - only use 1/0 for alive/dead (no colors, grays...)
[INFO] [stdout] 22 | |     /// - detect the system's bit size/usize, e.g. 32, 64
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |     /// - inline functions
[INFO] [stdout] 35 | |     /// - avoid if-statements and math if possible -> use bit fields, xor, or, etc.
[INFO] [stdout]    | |___________________________________________________________________________________^
[INFO] [stdout] 36 |
[INFO] [stdout] 37 |       let mut cells = [[(0, 0); WIDTH]; HEIGHT];
[INFO] [stdout]    |       ------------------------------------------ rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[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 | fn tick(mut cells: CellArray, width: usize, height: usize, generation: usize) -> CellArray {
[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 variable: `height`
[INFO] [stdout]    --> src/main.rs:172:44
[INFO] [stdout]     |
[INFO] [stdout] 172 | fn render(cells: &CellArray, width: usize, height: usize, generation: usize, frame_buffer: &mut [u8]) {
[INFO] [stdout]     |                                            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 172 | fn render(cells: &CellArray, width: usize, _height: usize, generation: usize, frame_buffer: &mut [u8]) {
[INFO] [stdout]     |                                            +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `HEIGHT`
[INFO] [stdout]     |
[INFO] [stdout] 172 - fn render(cells: &CellArray, width: usize, height: usize, generation: usize, frame_buffer: &mut [u8]) {
[INFO] [stdout] 172 + fn render(cells: &CellArray, width: usize, HEIGHT: usize, generation: usize, frame_buffer: &mut [u8]) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `generation`
[INFO] [stdout]    --> src/main.rs:172:59
[INFO] [stdout]     |
[INFO] [stdout] 172 | fn render(cells: &CellArray, width: usize, height: usize, generation: usize, frame_buffer: &mut [u8]) {
[INFO] [stdout]     |                                                           ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 172 | fn render(cells: &CellArray, width: usize, height: usize, _generation: usize, frame_buffer: &mut [u8]) {
[INFO] [stdout]     |                                                           +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `HEIGHT`
[INFO] [stdout]     |
[INFO] [stdout] 172 - fn render(cells: &CellArray, width: usize, height: usize, generation: usize, frame_buffer: &mut [u8]) {
[INFO] [stdout] 172 + fn render(cells: &CellArray, width: usize, height: usize, HEIGHT: usize, frame_buffer: &mut [u8]) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "0551e038d88bf29c8a2168abd02791af7b9472d37772b0ffdecd09d03702e1c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0551e038d88bf29c8a2168abd02791af7b9472d37772b0ffdecd09d03702e1c2", kill_on_drop: false }`
[INFO] [stdout] 0551e038d88bf29c8a2168abd02791af7b9472d37772b0ffdecd09d03702e1c2
