[INFO] cloning repository https://github.com/Dplepler/Snake---Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dplepler/Snake---Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDplepler%2FSnake---Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDplepler%2FSnake---Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bfcfe87cf4d989ef95735594d04ea3921c59180f
[INFO] checking Dplepler/Snake---Rust against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDplepler%2FSnake---Rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Dplepler/Snake---Rust
[INFO] finished tweaking git repo https://github.com/Dplepler/Snake---Rust
[INFO] tweaked toml for git repo https://github.com/Dplepler/Snake---Rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Dplepler/Snake---Rust on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Dplepler/Snake---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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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_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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e4e8db05a36d1ae6e635d178940a212af6f2c2aa61d9758b4ea4468d5778ce4
[INFO] running `Command { std: "docker" "start" "-a" "9e4e8db05a36d1ae6e635d178940a212af6f2c2aa61d9758b4ea4468d5778ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e4e8db05a36d1ae6e635d178940a212af6f2c2aa61d9758b4ea4468d5778ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e4e8db05a36d1ae6e635d178940a212af6f2c2aa61d9758b4ea4468d5778ce4", kill_on_drop: false }`
[INFO] [stdout] 9e4e8db05a36d1ae6e635d178940a212af6f2c2aa61d9758b4ea4468d5778ce4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e5439e416f29f50a94aa76345dd2d6a02acf228b9aa241bcaa6f657151d646c
[INFO] running `Command { std: "docker" "start" "-a" "4e5439e416f29f50a94aa76345dd2d6a02acf228b9aa241bcaa6f657151d646c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking termion v2.0.1
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |             let mut write_lock = (*l).write();
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:145:9
[INFO] [stdout]     |
[INFO] [stdout] 145 |     let mut key = *lock.read().unwrap();
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `key_buffer` should have an upper case name
[INFO] [stdout]   --> src/main.rs:39:16
[INFO] [stdout]    |
[INFO] [stdout] 39 |     static ref key_buffer: Arc<RwLock<[u8; 1]>> = Arc::new(RwLock::new([0]));
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]    |
[INFO] [stdout] 39 -     static ref key_buffer: Arc<RwLock<[u8; 1]>> = Arc::new(RwLock::new([0]));
[INFO] [stdout] 39 +     static ref KEY_BUFFER: Arc<RwLock<[u8; 1]>> = Arc::new(RwLock::new([0]));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:134:17
[INFO] [stdout]     |
[INFO] [stdout] 134 |             let mut write_lock = (*l).write();
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:145:9
[INFO] [stdout]     |
[INFO] [stdout] 145 |     let mut key = *lock.read().unwrap();
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `key_buffer` should have an upper case name
[INFO] [stdout]   --> src/main.rs:39:16
[INFO] [stdout]    |
[INFO] [stdout] 39 |     static ref key_buffer: Arc<RwLock<[u8; 1]>> = Arc::new(RwLock::new([0]));
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]    |
[INFO] [stdout] 39 -     static ref key_buffer: Arc<RwLock<[u8; 1]>> = Arc::new(RwLock::new([0]));
[INFO] [stdout] 39 +     static ref KEY_BUFFER: Arc<RwLock<[u8; 1]>> = Arc::new(RwLock::new([0]));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.55s
[INFO] running `Command { std: "docker" "inspect" "4e5439e416f29f50a94aa76345dd2d6a02acf228b9aa241bcaa6f657151d646c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e5439e416f29f50a94aa76345dd2d6a02acf228b9aa241bcaa6f657151d646c", kill_on_drop: false }`
[INFO] [stdout] 4e5439e416f29f50a94aa76345dd2d6a02acf228b9aa241bcaa6f657151d646c
