[INFO] cloning repository https://github.com/Fluci/snakes-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Fluci/snakes-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFluci%2Fsnakes-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFluci%2Fsnakes-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a0c905b58ca9f45edae9eae39516abc7d3dc3e51
[INFO] checking Fluci/snakes-rs against master#dc375db7d8df0aa450e622c529147c95eee756f5 for pr-156749
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFluci%2Fsnakes-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Fluci/snakes-rs
[INFO] finished tweaking git repo https://github.com/Fluci/snakes-rs
[INFO] tweaked toml for git repo https://github.com/Fluci/snakes-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Fluci/snakes-rs on toolchain dc375db7d8df0aa450e622c529147c95eee756f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Fluci/snakes-rs 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" "+dc375db7d8df0aa450e622c529147c95eee756f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3c4dcddc4d8d9533bf954f1ca1e426163986cabbd2882bafb1b605f9b333214b
[INFO] running `Command { std: "docker" "start" "3c4dcddc4d8d9533bf954f1ca1e426163986cabbd2882bafb1b605f9b333214b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3c4dcddc4d8d9533bf954f1ca1e426163986cabbd2882bafb1b605f9b333214b" "/opt/rustwide/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c4dcddc4d8d9533bf954f1ca1e426163986cabbd2882bafb1b605f9b333214b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3c4dcddc4d8d9533bf954f1ca1e426163986cabbd2882bafb1b605f9b333214b" "/opt/rustwide/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.47
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_os v0.1.1
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking snakes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/grid/ai/space_explorer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand::Rng;
[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: `rand::Rng`
[INFO] [stdout]  --> src/grid/ai/space_explorer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand::Rng;
[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 variable: `world`
[INFO] [stdout]   --> src/grid/view/noop_view.rs:18:30
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn draw_world(&mut self, world: &World) {}
[INFO] [stdout]    |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_world`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `world`
[INFO] [stdout]   --> src/grid/view/noop_view.rs:18:30
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn draw_world(&mut self, world: &World) {}
[INFO] [stdout]    |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_world`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/learn/main.rs:27:76
[INFO] [stdout]    |
[INFO] [stdout] 27 |                 UserAction::Player(0, PlayerInput::Go(Orientation::Up)) => (sleep_interval /= 2),
[INFO] [stdout]    |                                                                            ^                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 27 -                 UserAction::Player(0, PlayerInput::Go(Orientation::Up)) => (sleep_interval /= 2),
[INFO] [stdout] 27 +                 UserAction::Player(0, PlayerInput::Go(Orientation::Up)) => sleep_interval /= 2 ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/learn/main.rs:28:78
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 UserAction::Player(0, PlayerInput::Go(Orientation::Down)) => (sleep_interval *= 2),
[INFO] [stdout]    |                                                                              ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -                 UserAction::Player(0, PlayerInput::Go(Orientation::Down)) => (sleep_interval *= 2),
[INFO] [stdout] 28 +                 UserAction::Player(0, PlayerInput::Go(Orientation::Down)) => sleep_interval *= 2 ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NoopView`
[INFO] [stdout]  --> src/play/main.rs:4:49
[INFO] [stdout]   |
[INFO] [stdout] 4 | use gridsnakes::view::{Controller, TermionView, NoopView};
[INFO] [stdout]   |                                                 ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/play/main.rs:40:131
[INFO] [stdout]    |
[INFO] [stdout] 40 | ...::<usize>() {Ok(n) => n, _ => (size*size/100+1)}, _ => (size*size/100 + 1)};
[INFO] [stdout]    |                                                           ^                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 40 -     let snacks = match matches.value_of("apples") {Some(v) => match v.parse::<usize>() {Ok(n) => n, _ => (size*size/100+1)}, _ => (size*size/100 + 1)};
[INFO] [stdout] 40 +     let snacks = match matches.value_of("apples") {Some(v) => match v.parse::<usize>() {Ok(n) => n, _ => (size*size/100+1)}, _ => size*size/100 + 1 };
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/play/main.rs:40:106
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let snacks = match matches.value_of("apples") {Some(v) => match v.parse::<usize>() {Ok(n) => n, _ => (size*size/100+1)}, _ => (s...
[INFO] [stdout]    |                                                                                                          ^               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 40 -     let snacks = match matches.value_of("apples") {Some(v) => match v.parse::<usize>() {Ok(n) => n, _ => (size*size/100+1)}, _ => (size*size/100 + 1)};
[INFO] [stdout] 40 +     let snacks = match matches.value_of("apples") {Some(v) => match v.parse::<usize>() {Ok(n) => n, _ => size*size/100+1 }, _ => (size*size/100 + 1)};
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NoopView`
[INFO] [stdout]  --> src/play/main.rs:4:49
[INFO] [stdout]   |
[INFO] [stdout] 4 | use gridsnakes::view::{Controller, TermionView, NoopView};
[INFO] [stdout]   |                                                 ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/play/main.rs:40:131
[INFO] [stdout]    |
[INFO] [stdout] 40 | ...::<usize>() {Ok(n) => n, _ => (size*size/100+1)}, _ => (size*size/100 + 1)};
[INFO] [stdout]    |                                                           ^                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 40 -     let snacks = match matches.value_of("apples") {Some(v) => match v.parse::<usize>() {Ok(n) => n, _ => (size*size/100+1)}, _ => (size*size/100 + 1)};
[INFO] [stdout] 40 +     let snacks = match matches.value_of("apples") {Some(v) => match v.parse::<usize>() {Ok(n) => n, _ => (size*size/100+1)}, _ => size*size/100 + 1 };
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/play/main.rs:40:106
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let snacks = match matches.value_of("apples") {Some(v) => match v.parse::<usize>() {Ok(n) => n, _ => (size*size/100+1)}, _ => (s...
[INFO] [stdout]    |                                                                                                          ^               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 40 -     let snacks = match matches.value_of("apples") {Some(v) => match v.parse::<usize>() {Ok(n) => n, _ => (size*size/100+1)}, _ => (size*size/100 + 1)};
[INFO] [stdout] 40 +     let snacks = match matches.value_of("apples") {Some(v) => match v.parse::<usize>() {Ok(n) => n, _ => size*size/100+1 }, _ => (size*size/100 + 1)};
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/learn/main.rs:27:76
[INFO] [stdout]    |
[INFO] [stdout] 27 |                 UserAction::Player(0, PlayerInput::Go(Orientation::Up)) => (sleep_interval /= 2),
[INFO] [stdout]    |                                                                            ^                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 27 -                 UserAction::Player(0, PlayerInput::Go(Orientation::Up)) => (sleep_interval /= 2),
[INFO] [stdout] 27 +                 UserAction::Player(0, PlayerInput::Go(Orientation::Up)) => sleep_interval /= 2 ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/learn/main.rs:28:78
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 UserAction::Player(0, PlayerInput::Go(Orientation::Down)) => (sleep_interval *= 2),
[INFO] [stdout]    |                                                                              ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -                 UserAction::Player(0, PlayerInput::Go(Orientation::Down)) => (sleep_interval *= 2),
[INFO] [stdout] 28 +                 UserAction::Player(0, PlayerInput::Go(Orientation::Down)) => sleep_interval *= 2 ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.22s
[INFO] running `Command { std: "docker" "inspect" "3c4dcddc4d8d9533bf954f1ca1e426163986cabbd2882bafb1b605f9b333214b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c4dcddc4d8d9533bf954f1ca1e426163986cabbd2882bafb1b605f9b333214b", kill_on_drop: false }`
[INFO] [stdout] 3c4dcddc4d8d9533bf954f1ca1e426163986cabbd2882bafb1b605f9b333214b
