Dec 18 00:38:55.012 INFO checking ericye16/rusty-tic-tac-toe against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 00:38:55.013 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/ericye16/rusty-tic-tac-toe:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 00:38:55.189 INFO [stdout] 749434f97f4ac9bb8d978e94a914aa73dd1381f7b9d1dfc1450083dc53e06d6e
Dec 18 00:38:55.190 INFO running `"docker" "start" "-a" "749434f97f4ac9bb8d978e94a914aa73dd1381f7b9d1dfc1450083dc53e06d6e"`
Dec 18 00:38:55.649 INFO [stderr]     Checking rusty-tic-tac-toe v0.1.0 (/opt/crater/workdir)
Dec 18 00:38:55.886 INFO [stderr] warning: variant is never constructed: `O`
Dec 18 00:38:55.886 INFO [stderr]  --> src/game.rs:7:3
Dec 18 00:38:55.886 INFO [stderr]   |
Dec 18 00:38:55.886 INFO [stderr] 7 |   O,
Dec 18 00:38:55.886 INFO [stderr]   |   ^
Dec 18 00:38:55.886 INFO [stderr]   |
Dec 18 00:38:55.886 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 00:38:55.886 INFO [stderr] 
Dec 18 00:38:55.886 INFO [stderr] warning: variant is never constructed: `Winner`
Dec 18 00:38:55.886 INFO [stderr]   --> src/game.rs:23:3
Dec 18 00:38:55.886 INFO [stderr]    |
Dec 18 00:38:55.886 INFO [stderr] 23 |   Winner,
Dec 18 00:38:55.886 INFO [stderr]    |   ^^^^^^
Dec 18 00:38:55.886 INFO [stderr] 
Dec 18 00:38:55.886 INFO [stderr] warning: variant is never constructed: `Loser`
Dec 18 00:38:55.886 INFO [stderr]   --> src/game.rs:24:3
Dec 18 00:38:55.886 INFO [stderr]    |
Dec 18 00:38:55.886 INFO [stderr] 24 |   Loser,
Dec 18 00:38:55.886 INFO [stderr]    |   ^^^^^
Dec 18 00:38:55.886 INFO [stderr] 
Dec 18 00:38:55.886 INFO [stderr] warning: variant is never constructed: `Draw`
Dec 18 00:38:55.886 INFO [stderr]   --> src/game.rs:25:3
Dec 18 00:38:55.886 INFO [stderr]    |
Dec 18 00:38:55.886 INFO [stderr] 25 |   Draw,
Dec 18 00:38:55.886 INFO [stderr]    |   ^^^^
Dec 18 00:38:55.886 INFO [stderr] 
Dec 18 00:38:55.886 INFO [stderr] warning: variant is never constructed: `Indeterminate`
Dec 18 00:38:55.886 INFO [stderr]   --> src/game.rs:26:3
Dec 18 00:38:55.886 INFO [stderr]    |
Dec 18 00:38:55.886 INFO [stderr] 26 |   Indeterminate,
Dec 18 00:38:55.886 INFO [stderr]    |   ^^^^^^^^^^^^^
Dec 18 00:38:55.886 INFO [stderr] 
Dec 18 00:38:55.886 INFO [stderr] warning: method is never used: `check_winner`
Dec 18 00:38:55.886 INFO [stderr]   --> src/game.rs:74:3
Dec 18 00:38:55.886 INFO [stderr]    |
Dec 18 00:38:55.886 INFO [stderr] 74 |   pub fn check_winner(&self) -> PlayerStatus {
Dec 18 00:38:55.886 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 00:38:55.886 INFO [stderr] 
Dec 18 00:38:55.968 INFO [stderr] warning: unused variable: `E`
Dec 18 00:38:55.968 INFO [stderr]    --> src/game.rs:229:9
Dec 18 00:38:55.968 INFO [stderr]     |
Dec 18 00:38:55.968 INFO [stderr] 229 |     let E = Empty;
Dec 18 00:38:55.968 INFO [stderr]     |         ^ help: consider using `_E` instead
Dec 18 00:38:55.968 INFO [stderr]     |
Dec 18 00:38:55.968 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 00:38:55.968 INFO [stderr] 
Dec 18 00:38:56.004 INFO [stderr] warning: variable `E` should have a snake case name such as `e`
Dec 18 00:38:56.004 INFO [stderr]    --> src/game.rs:196:9
Dec 18 00:38:56.004 INFO [stderr]     |
Dec 18 00:38:56.004 INFO [stderr] 196 |     let E = Empty;
Dec 18 00:38:56.004 INFO [stderr]     |         ^
Dec 18 00:38:56.004 INFO [stderr]     |
Dec 18 00:38:56.004 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 18 00:38:56.004 INFO [stderr] 
Dec 18 00:38:56.012 INFO [stderr] warning: variable `E` should have a snake case name such as `e`
Dec 18 00:38:56.012 INFO [stderr]    --> src/game.rs:207:9
Dec 18 00:38:56.012 INFO [stderr]     |
Dec 18 00:38:56.012 INFO [stderr] 207 |     let E = Empty;
Dec 18 00:38:56.012 INFO [stderr]     |         ^
Dec 18 00:38:56.012 INFO [stderr] 
Dec 18 00:38:56.012 INFO [stderr] warning: variable `E` should have a snake case name such as `e`
Dec 18 00:38:56.012 INFO [stderr]    --> src/game.rs:218:9
Dec 18 00:38:56.012 INFO [stderr]     |
Dec 18 00:38:56.012 INFO [stderr] 218 |     let E = Empty;
Dec 18 00:38:56.012 INFO [stderr]     |         ^
Dec 18 00:38:56.012 INFO [stderr] 
Dec 18 00:38:56.012 INFO [stderr] warning: variable `E` should have a snake case name such as `e`
Dec 18 00:38:56.012 INFO [stderr]    --> src/game.rs:229:9
Dec 18 00:38:56.012 INFO [stderr]     |
Dec 18 00:38:56.012 INFO [stderr] 229 |     let E = Empty;
Dec 18 00:38:56.012 INFO [stderr]     |         ^
Dec 18 00:38:56.012 INFO [stderr] 
Dec 18 00:38:56.040 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
Dec 18 00:38:56.708 INFO running `"docker" "inspect" "749434f97f4ac9bb8d978e94a914aa73dd1381f7b9d1dfc1450083dc53e06d6e"`
Dec 18 00:38:57.000 INFO running `"docker" "rm" "-f" "749434f97f4ac9bb8d978e94a914aa73dd1381f7b9d1dfc1450083dc53e06d6e"`
Dec 18 00:38:57.172 INFO [stdout] 749434f97f4ac9bb8d978e94a914aa73dd1381f7b9d1dfc1450083dc53e06d6e