Nov 30 00:06:40.737 INFO checking kgtkr/othello against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 00:06:40.737 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 30 00:06:41.094 INFO [stdout] 7a0f7824b3abcab8f84a862f9117ebd347e8bcd65dd2cea6cb29c6d80eec82e0
Nov 30 00:06:41.102 INFO running `"docker" "start" "-a" "7a0f7824b3abcab8f84a862f9117ebd347e8bcd65dd2cea6cb29c6d80eec82e0"`
Nov 30 00:06:42.262 INFO [stderr] usermod: no changes
Nov 30 00:06:42.358 INFO [stderr]     Checking othello v0.1.0 (/source)
Nov 30 00:06:42.916 INFO [stderr] warning: variant is never constructed: `Black`
Nov 30 00:06:42.916 INFO [stderr]  --> src/game.rs:3:3
Nov 30 00:06:42.916 INFO [stderr]   |
Nov 30 00:06:42.916 INFO [stderr] 3 |   Black,
Nov 30 00:06:42.916 INFO [stderr]   |   ^^^^^
Nov 30 00:06:42.916 INFO [stderr]   |
Nov 30 00:06:42.916 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 30 00:06:42.916 INFO [stderr] 
Nov 30 00:06:42.916 INFO [stderr] warning: variant is never constructed: `While`
Nov 30 00:06:42.916 INFO [stderr]  --> src/game.rs:4:3
Nov 30 00:06:42.916 INFO [stderr]   |
Nov 30 00:06:42.916 INFO [stderr] 4 |   While,
Nov 30 00:06:42.916 INFO [stderr]   |   ^^^^^
Nov 30 00:06:42.916 INFO [stderr] 
Nov 30 00:06:42.916 INFO [stderr] warning: type alias is never used: `Cell`
Nov 30 00:06:42.916 INFO [stderr]  --> src/game.rs:7:1
Nov 30 00:06:42.916 INFO [stderr]   |
Nov 30 00:06:42.916 INFO [stderr] 7 | type Cell = Option<Piece>;
Nov 30 00:06:42.916 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 00:06:42.916 INFO [stderr] 
Nov 30 00:06:42.916 INFO [stderr] warning: type alias is never used: `Board`
Nov 30 00:06:42.916 INFO [stderr]  --> src/game.rs:8:1
Nov 30 00:06:42.916 INFO [stderr]   |
Nov 30 00:06:42.916 INFO [stderr] 8 | type Board = [[Cell; 8]; 8];
Nov 30 00:06:42.916 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 00:06:42.916 INFO [stderr] 
Nov 30 00:06:42.916 INFO [stderr] warning: variant is never constructed: `Next`
Nov 30 00:06:42.916 INFO [stderr]   --> src/game.rs:12:3
Nov 30 00:06:42.916 INFO [stderr]    |
Nov 30 00:06:42.916 INFO [stderr] 12 |   Next(Piece),
Nov 30 00:06:42.916 INFO [stderr]    |   ^^^^^^^^^^^
Nov 30 00:06:42.916 INFO [stderr] 
Nov 30 00:06:42.916 INFO [stderr] warning: variant is never constructed: `Pass`
Nov 30 00:06:42.916 INFO [stderr]   --> src/game.rs:13:3
Nov 30 00:06:42.916 INFO [stderr]    |
Nov 30 00:06:42.916 INFO [stderr] 13 |   Pass(Piece),
Nov 30 00:06:42.916 INFO [stderr]    |   ^^^^^^^^^^^
Nov 30 00:06:42.916 INFO [stderr] 
Nov 30 00:06:42.916 INFO [stderr] warning: variant is never constructed: `IndexOutOf`
Nov 30 00:06:42.916 INFO [stderr]   --> src/game.rs:14:3
Nov 30 00:06:42.916 INFO [stderr]    |
Nov 30 00:06:42.916 INFO [stderr] 14 |   IndexOutOf,
Nov 30 00:06:42.916 INFO [stderr]    |   ^^^^^^^^^^
Nov 30 00:06:42.916 INFO [stderr] 
Nov 30 00:06:42.916 INFO [stderr] warning: variant is never constructed: `Already`
Nov 30 00:06:42.916 INFO [stderr]   --> src/game.rs:15:3
Nov 30 00:06:42.916 INFO [stderr]    |
Nov 30 00:06:42.916 INFO [stderr] 15 |   Already,
Nov 30 00:06:42.917 INFO [stderr]    |   ^^^^^^^
Nov 30 00:06:42.917 INFO [stderr] 
Nov 30 00:06:42.917 INFO [stderr] warning: variant is never constructed: `ZeroReverse`
Nov 30 00:06:42.917 INFO [stderr]   --> src/game.rs:16:3
Nov 30 00:06:42.917 INFO [stderr]    |
Nov 30 00:06:42.917 INFO [stderr] 16 |   ZeroReverse,
Nov 30 00:06:42.917 INFO [stderr]    |   ^^^^^^^^^^^
Nov 30 00:06:42.917 INFO [stderr] 
Nov 30 00:06:42.917 INFO [stderr] warning: variant is never constructed: `End`
Nov 30 00:06:42.917 INFO [stderr]   --> src/game.rs:17:3
Nov 30 00:06:42.917 INFO [stderr]    |
Nov 30 00:06:42.917 INFO [stderr] 17 |   End(usize, usize),
Nov 30 00:06:42.917 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^
Nov 30 00:06:42.917 INFO [stderr] 
Nov 30 00:06:42.917 INFO [stderr] warning: struct is never constructed: `Game`
Nov 30 00:06:42.917 INFO [stderr]   --> src/game.rs:20:1
Nov 30 00:06:42.917 INFO [stderr]    |
Nov 30 00:06:42.917 INFO [stderr] 20 | struct Game {
Nov 30 00:06:42.917 INFO [stderr]    | ^^^^^^^^^^^
Nov 30 00:06:42.917 INFO [stderr] 
Nov 30 00:06:42.917 INFO [stderr] warning: associated const is never used: `size`
Nov 30 00:06:42.917 INFO [stderr]   --> src/game.rs:26:3
Nov 30 00:06:42.917 INFO [stderr]    |
Nov 30 00:06:42.917 INFO [stderr] 26 |   const size: usize = 8;
Nov 30 00:06:42.917 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^
Nov 30 00:06:42.917 INFO [stderr] 
Nov 30 00:06:42.917 INFO [stderr] warning: method is never used: `new`
Nov 30 00:06:42.917 INFO [stderr]   --> src/game.rs:28:3
Nov 30 00:06:42.917 INFO [stderr]    |
Nov 30 00:06:42.917 INFO [stderr] 28 |   pub fn new() -> Game {
Nov 30 00:06:42.917 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^
Nov 30 00:06:42.917 INFO [stderr] 
Nov 30 00:06:42.917 INFO [stderr] warning: method is never used: `next`
Nov 30 00:06:42.917 INFO [stderr]   --> src/game.rs:63:3
Nov 30 00:06:42.917 INFO [stderr]    |
Nov 30 00:06:42.917 INFO [stderr] 63 |   pub fn next() -> GameResult {
Nov 30 00:06:42.917 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 00:06:42.917 INFO [stderr] 
Nov 30 00:06:42.917 INFO [stderr] warning: associated constant `size` should have an upper case name such as `SIZE`
Nov 30 00:06:42.917 INFO [stderr]   --> src/game.rs:26:3
Nov 30 00:06:42.917 INFO [stderr]    |
Nov 30 00:06:42.917 INFO [stderr] 26 |   const size: usize = 8;
Nov 30 00:06:42.917 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^
Nov 30 00:06:42.917 INFO [stderr]    |
Nov 30 00:06:42.917 INFO [stderr]    = note: #[warn(non_upper_case_globals)] on by default
Nov 30 00:06:42.917 INFO [stderr] 
Nov 30 00:06:42.924 INFO [stderr] warning: variant is never constructed: `Black`
Nov 30 00:06:42.924 INFO [stderr]  --> src/game.rs:3:3
Nov 30 00:06:42.924 INFO [stderr]   |
Nov 30 00:06:42.924 INFO [stderr] 3 |   Black,
Nov 30 00:06:42.924 INFO [stderr]   |   ^^^^^
Nov 30 00:06:42.924 INFO [stderr]   |
Nov 30 00:06:42.924 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 30 00:06:42.924 INFO [stderr] 
Nov 30 00:06:42.924 INFO [stderr] warning: variant is never constructed: `While`
Nov 30 00:06:42.924 INFO [stderr]  --> src/game.rs:4:3
Nov 30 00:06:42.924 INFO [stderr]   |
Nov 30 00:06:42.924 INFO [stderr] 4 |   While,
Nov 30 00:06:42.924 INFO [stderr]   |   ^^^^^
Nov 30 00:06:42.924 INFO [stderr] 
Nov 30 00:06:42.924 INFO [stderr] warning: type alias is never used: `Cell`
Nov 30 00:06:42.924 INFO [stderr]  --> src/game.rs:7:1
Nov 30 00:06:42.924 INFO [stderr]   |
Nov 30 00:06:42.924 INFO [stderr] 7 | type Cell = Option<Piece>;
Nov 30 00:06:42.924 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 00:06:42.924 INFO [stderr] 
Nov 30 00:06:42.924 INFO [stderr] warning: type alias is never used: `Board`
Nov 30 00:06:42.924 INFO [stderr]  --> src/game.rs:8:1
Nov 30 00:06:42.924 INFO [stderr]   |
Nov 30 00:06:42.924 INFO [stderr] 8 | type Board = [[Cell; 8]; 8];
Nov 30 00:06:42.924 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 00:06:42.924 INFO [stderr] 
Nov 30 00:06:42.924 INFO [stderr] warning: variant is never constructed: `Next`
Nov 30 00:06:42.924 INFO [stderr]   --> src/game.rs:12:3
Nov 30 00:06:42.924 INFO [stderr]    |
Nov 30 00:06:42.924 INFO [stderr] 12 |   Next(Piece),
Nov 30 00:06:42.924 INFO [stderr]    |   ^^^^^^^^^^^
Nov 30 00:06:42.924 INFO [stderr] 
Nov 30 00:06:42.924 INFO [stderr] warning: variant is never constructed: `Pass`
Nov 30 00:06:42.924 INFO [stderr]   --> src/game.rs:13:3
Nov 30 00:06:42.924 INFO [stderr]    |
Nov 30 00:06:42.924 INFO [stderr] 13 |   Pass(Piece),
Nov 30 00:06:42.924 INFO [stderr]    |   ^^^^^^^^^^^
Nov 30 00:06:42.924 INFO [stderr] 
Nov 30 00:06:42.924 INFO [stderr] warning: variant is never constructed: `IndexOutOf`
Nov 30 00:06:42.924 INFO [stderr]   --> src/game.rs:14:3
Nov 30 00:06:42.924 INFO [stderr]    |
Nov 30 00:06:42.924 INFO [stderr] 14 |   IndexOutOf,
Nov 30 00:06:42.924 INFO [stderr]    |   ^^^^^^^^^^
Nov 30 00:06:42.924 INFO [stderr] 
Nov 30 00:06:42.924 INFO [stderr] warning: variant is never constructed: `Already`
Nov 30 00:06:42.924 INFO [stderr]   --> src/game.rs:15:3
Nov 30 00:06:42.924 INFO [stderr]    |
Nov 30 00:06:42.924 INFO [stderr] 15 |   Already,
Nov 30 00:06:42.924 INFO [stderr]    |   ^^^^^^^
Nov 30 00:06:42.924 INFO [stderr] 
Nov 30 00:06:42.924 INFO [stderr] warning: variant is never constructed: `ZeroReverse`
Nov 30 00:06:42.924 INFO [stderr]   --> src/game.rs:16:3
Nov 30 00:06:42.924 INFO [stderr]    |
Nov 30 00:06:42.924 INFO [stderr] 16 |   ZeroReverse,
Nov 30 00:06:42.924 INFO [stderr]    |   ^^^^^^^^^^^
Nov 30 00:06:42.924 INFO [stderr] 
Nov 30 00:06:42.924 INFO [stderr] warning: variant is never constructed: `End`
Nov 30 00:06:42.924 INFO [stderr]   --> src/game.rs:17:3
Nov 30 00:06:42.924 INFO [stderr]    |
Nov 30 00:06:42.924 INFO [stderr] 17 |   End(usize, usize),
Nov 30 00:06:42.924 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^
Nov 30 00:06:42.924 INFO [stderr] 
Nov 30 00:06:42.924 INFO [stderr] warning: struct is never constructed: `Game`
Nov 30 00:06:42.924 INFO [stderr]   --> src/game.rs:20:1
Nov 30 00:06:42.924 INFO [stderr]    |
Nov 30 00:06:42.924 INFO [stderr] 20 | struct Game {
Nov 30 00:06:42.924 INFO [stderr]    | ^^^^^^^^^^^
Nov 30 00:06:42.924 INFO [stderr] 
Nov 30 00:06:42.924 INFO [stderr] warning: associated const is never used: `size`
Nov 30 00:06:42.924 INFO [stderr]   --> src/game.rs:26:3
Nov 30 00:06:42.924 INFO [stderr]    |
Nov 30 00:06:42.924 INFO [stderr] 26 |   const size: usize = 8;
Nov 30 00:06:42.924 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^
Nov 30 00:06:42.924 INFO [stderr] 
Nov 30 00:06:42.924 INFO [stderr] warning: method is never used: `new`
Nov 30 00:06:42.924 INFO [stderr]   --> src/game.rs:28:3
Nov 30 00:06:42.924 INFO [stderr]    |
Nov 30 00:06:42.924 INFO [stderr] 28 |   pub fn new() -> Game {
Nov 30 00:06:42.924 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^
Nov 30 00:06:42.924 INFO [stderr] 
Nov 30 00:06:42.924 INFO [stderr] warning: method is never used: `next`
Nov 30 00:06:42.925 INFO [stderr]   --> src/game.rs:63:3
Nov 30 00:06:42.925 INFO [stderr]    |
Nov 30 00:06:42.925 INFO [stderr] 63 |   pub fn next() -> GameResult {
Nov 30 00:06:42.925 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 00:06:42.925 INFO [stderr] 
Nov 30 00:06:42.925 INFO [stderr] warning: associated constant `size` should have an upper case name such as `SIZE`
Nov 30 00:06:42.925 INFO [stderr]   --> src/game.rs:26:3
Nov 30 00:06:42.925 INFO [stderr]    |
Nov 30 00:06:42.925 INFO [stderr] 26 |   const size: usize = 8;
Nov 30 00:06:42.925 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^
Nov 30 00:06:42.925 INFO [stderr]    |
Nov 30 00:06:42.925 INFO [stderr]    = note: #[warn(non_upper_case_globals)] on by default
Nov 30 00:06:42.925 INFO [stderr] 
Nov 30 00:06:42.947 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
Nov 30 00:06:42.948 INFO [stderr] su: No module specific data is present
Nov 30 00:06:43.526 INFO running `"docker" "inspect" "7a0f7824b3abcab8f84a862f9117ebd347e8bcd65dd2cea6cb29c6d80eec82e0"`
Nov 30 00:06:43.756 INFO running `"docker" "rm" "-f" "7a0f7824b3abcab8f84a862f9117ebd347e8bcd65dd2cea6cb29c6d80eec82e0"`
Nov 30 00:06:44.019 INFO [stdout] 7a0f7824b3abcab8f84a862f9117ebd347e8bcd65dd2cea6cb29c6d80eec82e0