Nov 27 23:30:31.735 INFO checking notryanb/rust_snake against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 23:30:31.735 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 27 23:30:32.186 INFO [stdout] 1ed436054bc879b5f2356c89bb0fc9fe656c4ad97f6cb5f45cb6990adef80997
Nov 27 23:30:32.188 INFO running `"docker" "start" "-a" "1ed436054bc879b5f2356c89bb0fc9fe656c4ad97f6cb5f45cb6990adef80997"`
Nov 27 23:30:34.060 INFO [stderr] usermod: no changes
Nov 27 23:30:34.137 INFO [stderr]     Checking rust_snake v0.1.0 (/source)
Nov 27 23:30:34.505 INFO [stderr] warning: unused import: `style`
Nov 27 23:30:34.505 INFO [stderr]  --> src/board.rs:3:22
Nov 27 23:30:34.506 INFO [stderr]   |
Nov 27 23:30:34.506 INFO [stderr] 3 | use termion::{color, style};
Nov 27 23:30:34.506 INFO [stderr]   |                      ^^^^^
Nov 27 23:30:34.529 INFO [stderr]   |
Nov 27 23:30:34.529 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 27 23:30:34.529 INFO [stderr] 
Nov 27 23:30:34.530 INFO [stderr] warning: unused imports: `color`, `style`
Nov 27 23:30:34.530 INFO [stderr]  --> src/main.rs:6:15
Nov 27 23:30:34.530 INFO [stderr]   |
Nov 27 23:30:34.530 INFO [stderr] 6 | use termion::{color,style};
Nov 27 23:30:34.531 INFO [stderr]   |               ^^^^^ ^^^^^
Nov 27 23:30:34.531 INFO [stderr] 
Nov 27 23:30:34.577 INFO [stderr] warning: unused import: `style`
Nov 27 23:30:34.594 INFO [stderr]  --> src/board.rs:3:22
Nov 27 23:30:34.594 INFO [stderr]   |
Nov 27 23:30:34.594 INFO [stderr] 3 | use termion::{color, style};
Nov 27 23:30:34.595 INFO [stderr]   |                      ^^^^^
Nov 27 23:30:34.595 INFO [stderr]   |
Nov 27 23:30:34.595 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 27 23:30:34.595 INFO [stderr] 
Nov 27 23:30:34.596 INFO [stderr] warning: unused imports: `color`, `style`
Nov 27 23:30:34.596 INFO [stderr]  --> src/main.rs:6:15
Nov 27 23:30:34.596 INFO [stderr]   |
Nov 27 23:30:34.597 INFO [stderr] 6 | use termion::{color,style};
Nov 27 23:30:34.597 INFO [stderr]   |               ^^^^^ ^^^^^
Nov 27 23:30:34.597 INFO [stderr] 
Nov 27 23:30:34.709 INFO [stderr] warning: field is never used: `width`
Nov 27 23:30:34.709 INFO [stderr]   --> src/board.rs:21:5
Nov 27 23:30:34.710 INFO [stderr]    |
Nov 27 23:30:34.710 INFO [stderr] 21 |     width: i32,
Nov 27 23:30:34.710 INFO [stderr]    |     ^^^^^^^^^^
Nov 27 23:30:34.711 INFO [stderr]    |
Nov 27 23:30:34.711 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 27 23:30:34.711 INFO [stderr] 
Nov 27 23:30:34.725 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 23:30:34.725 INFO [stderr]   --> src/board.rs:59:13
Nov 27 23:30:34.725 INFO [stderr]    |
Nov 27 23:30:34.726 INFO [stderr] 59 | /             match cell.x % self.height {
Nov 27 23:30:34.726 INFO [stderr] 60 | |                 0 => write!(f, "{}\n", color::Fg(color::Green)),
Nov 27 23:30:34.726 INFO [stderr] 61 | |                 _ => write!(f, "{}", color::Fg(color::Blue))
Nov 27 23:30:34.727 INFO [stderr] 62 | |             };
Nov 27 23:30:34.727 INFO [stderr]    | |______________^
Nov 27 23:30:34.727 INFO [stderr]    |
Nov 27 23:30:34.727 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 27 23:30:34.728 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 23:30:34.728 INFO [stderr] 
Nov 27 23:30:34.749 INFO [stderr] warning: unused variable: `grid`
Nov 27 23:30:34.756 INFO [stderr]   --> src/board.rs:77:13
Nov 27 23:30:34.757 INFO [stderr]    |
Nov 27 23:30:34.757 INFO [stderr] 77 |         let grid: Vec<Cell> = Vec::with_capacity((width * height) as usize);
Nov 27 23:30:34.757 INFO [stderr]    |             ^^^^ help: consider using `_grid` instead
Nov 27 23:30:34.760 INFO [stderr]    |
Nov 27 23:30:34.761 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 27 23:30:34.761 INFO [stderr] 
Nov 27 23:30:34.793 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 23:30:34.796 INFO [stderr]   --> src/board.rs:59:13
Nov 27 23:30:34.797 INFO [stderr]    |
Nov 27 23:30:34.797 INFO [stderr] 59 | /             match cell.x % self.height {
Nov 27 23:30:34.797 INFO [stderr] 60 | |                 0 => write!(f, "{}\n", color::Fg(color::Green)),
Nov 27 23:30:34.798 INFO [stderr] 61 | |                 _ => write!(f, "{}", color::Fg(color::Blue))
Nov 27 23:30:34.798 INFO [stderr] 62 | |             };
Nov 27 23:30:34.798 INFO [stderr]    | |______________^
Nov 27 23:30:34.799 INFO [stderr]    |
Nov 27 23:30:34.799 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 27 23:30:34.799 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 23:30:34.800 INFO [stderr] 
Nov 27 23:30:34.844 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
Nov 27 23:30:34.844 INFO [stderr] su: No module specific data is present
Nov 27 23:30:35.858 INFO running `"docker" "inspect" "1ed436054bc879b5f2356c89bb0fc9fe656c4ad97f6cb5f45cb6990adef80997"`
Nov 27 23:30:36.148 INFO running `"docker" "rm" "-f" "1ed436054bc879b5f2356c89bb0fc9fe656c4ad97f6cb5f45cb6990adef80997"`
Nov 27 23:30:36.436 INFO [stdout] 1ed436054bc879b5f2356c89bb0fc9fe656c4ad97f6cb5f45cb6990adef80997