[INFO] cloning repository notryanb/rust_snake
[INFO] running `"git" "clone" "--bare" "git://github.com/notryanb/rust_snake.git" "work/cache/sources/gh/notryanb/rust_snake"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/notryanb/rust_snake'...
[INFO] running `"git" "clone" "work/cache/sources/gh/notryanb/rust_snake" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/notryanb/rust_snake"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/notryanb/rust_snake'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/notryanb/rust_snake" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/notryanb/rust_snake"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/notryanb/rust_snake'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e587778a994fc846f9b6c94269d95ac0795e5fd7
[INFO] sha for GitHub repo notryanb/rust_snake: e587778a994fc846f9b6c94269d95ac0795e5fd7
[INFO] validating manifest of notryanb/rust_snake on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of notryanb/rust_snake on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing notryanb/rust_snake
[INFO] finished frobbing notryanb/rust_snake
[INFO] frobbed toml for notryanb/rust_snake written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/notryanb/rust_snake/Cargo.toml
[INFO] started frobbing notryanb/rust_snake
[INFO] finished frobbing notryanb/rust_snake
[INFO] frobbed toml for notryanb/rust_snake written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/notryanb/rust_snake/Cargo.toml
[INFO] crate notryanb/rust_snake already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing notryanb/rust_snake against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/notryanb/rust_snake:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] a1755b3f1695e5db1fdee495291bbbb1655df81b24c445a50f1f8aa81422e07a
[INFO] running `"docker" "start" "-a" "a1755b3f1695e5db1fdee495291bbbb1655df81b24c445a50f1f8aa81422e07a"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling rust_snake v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `style`
[INFO] [stderr]  --> src/board.rs:3:22
[INFO] [stderr]   |
[INFO] [stderr] 3 | use termion::{color, style};
[INFO] [stderr]   |                      ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `color`, `style`
[INFO] [stderr]  --> src/main.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 6 | use termion::{color,style};
[INFO] [stderr]   |               ^^^^^ ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `width`
[INFO] [stderr]   --> src/board.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     width: i32,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/board.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 | /             match cell.x % self.height {
[INFO] [stderr] 60 | |                 0 => write!(f, "{}\n", color::Fg(color::Green)),
[INFO] [stderr] 61 | |                 _ => write!(f, "{}", color::Fg(color::Blue))
[INFO] [stderr] 62 | |             };
[INFO] [stderr]    | |______________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `"docker" "inspect" "a1755b3f1695e5db1fdee495291bbbb1655df81b24c445a50f1f8aa81422e07a"`
[INFO] running `"docker" "rm" "-f" "a1755b3f1695e5db1fdee495291bbbb1655df81b24c445a50f1f8aa81422e07a"`
[INFO] [stdout] a1755b3f1695e5db1fdee495291bbbb1655df81b24c445a50f1f8aa81422e07a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/notryanb/rust_snake:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1c2bc3e7ca34a06139d781f542fd1f5f4bd968923786f7b4fb9626fe8a84bf1d
[INFO] running `"docker" "start" "-a" "1c2bc3e7ca34a06139d781f542fd1f5f4bd968923786f7b4fb9626fe8a84bf1d"`
[INFO] [stderr]    Compiling rust_snake v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `style`
[INFO] [stderr]  --> src/board.rs:3:22
[INFO] [stderr]   |
[INFO] [stderr] 3 | use termion::{color, style};
[INFO] [stderr]   |                      ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `color`, `style`
[INFO] [stderr]  --> src/main.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 6 | use termion::{color,style};
[INFO] [stderr]   |               ^^^^^ ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `grid`
[INFO] [stderr]   --> src/board.rs:77:13
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let grid: Vec<Cell> = Vec::with_capacity((width * height) as usize);
[INFO] [stderr]    |             ^^^^ help: consider prefixing with an underscore: `_grid`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/board.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 | /             match cell.x % self.height {
[INFO] [stderr] 60 | |                 0 => write!(f, "{}\n", color::Fg(color::Green)),
[INFO] [stderr] 61 | |                 _ => write!(f, "{}", color::Fg(color::Blue))
[INFO] [stderr] 62 | |             };
[INFO] [stderr]    | |______________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "1c2bc3e7ca34a06139d781f542fd1f5f4bd968923786f7b4fb9626fe8a84bf1d"`
[INFO] running `"docker" "rm" "-f" "1c2bc3e7ca34a06139d781f542fd1f5f4bd968923786f7b4fb9626fe8a84bf1d"`
[INFO] [stdout] 1c2bc3e7ca34a06139d781f542fd1f5f4bd968923786f7b4fb9626fe8a84bf1d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/notryanb/rust_snake:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 58b4a5db3e1c481a99a4a12df84e7af05a4e2400d346f530f58e0f675d6cfb49
[INFO] running `"docker" "start" "-a" "58b4a5db3e1c481a99a4a12df84e7af05a4e2400d346f530f58e0f675d6cfb49"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_snake-bb546d2eb70dbb67
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test board::tests::new_board ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "58b4a5db3e1c481a99a4a12df84e7af05a4e2400d346f530f58e0f675d6cfb49"`
[INFO] running `"docker" "rm" "-f" "58b4a5db3e1c481a99a4a12df84e7af05a4e2400d346f530f58e0f675d6cfb49"`
[INFO] [stdout] 58b4a5db3e1c481a99a4a12df84e7af05a4e2400d346f530f58e0f675d6cfb49