Dec 04 15:15:21.120 INFO checking lesguillemets/curly-octo-funicular against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 15:15:21.120 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 04 15:15:21.603 INFO [stdout] 6985ac11f573128e7b3e40820e64f9656767e65f513c4e7efdea58282e7a3f56
Dec 04 15:15:21.607 INFO running `"docker" "start" "-a" "6985ac11f573128e7b3e40820e64f9656767e65f513c4e7efdea58282e7a3f56"`
Dec 04 15:15:22.675 INFO [stderr] usermod: no changes
Dec 04 15:15:22.728 INFO [stderr]     Checking reversi v0.1.0 (/source)
Dec 04 15:15:23.056 INFO [stderr] warning: unused import: `std::io`
Dec 04 15:15:23.056 INFO [stderr]  --> src/board.rs:2:5
Dec 04 15:15:23.056 INFO [stderr]   |
Dec 04 15:15:23.056 INFO [stderr] 2 | use std::io;
Dec 04 15:15:23.056 INFO [stderr]   |     ^^^^^^^
Dec 04 15:15:23.056 INFO [stderr]   |
Dec 04 15:15:23.056 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 15:15:23.056 INFO [stderr] 
Dec 04 15:15:23.056 INFO [stderr] warning: unused import: `std::io`
Dec 04 15:15:23.056 INFO [stderr]  --> src/face.rs:2:5
Dec 04 15:15:23.056 INFO [stderr]   |
Dec 04 15:15:23.056 INFO [stderr] 2 | use std::io;
Dec 04 15:15:23.056 INFO [stderr]   |     ^^^^^^^
Dec 04 15:15:23.056 INFO [stderr] 
Dec 04 15:15:23.057 INFO [stderr] warning: unused import: `std::fmt`
Dec 04 15:15:23.057 INFO [stderr]  --> src/main.rs:5:5
Dec 04 15:15:23.057 INFO [stderr]   |
Dec 04 15:15:23.057 INFO [stderr] 5 | use std::fmt;
Dec 04 15:15:23.057 INFO [stderr]   |     ^^^^^^^^
Dec 04 15:15:23.057 INFO [stderr] 
Dec 04 15:15:23.162 INFO [stderr] warning: function cannot return without recursing
Dec 04 15:15:23.162 INFO [stderr]   --> src/main.rs:17:1
Dec 04 15:15:23.162 INFO [stderr]    |
Dec 04 15:15:23.162 INFO [stderr] 17 | fn main_loop(board: &Board, player: Face) -> () {
Dec 04 15:15:23.162 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
Dec 04 15:15:23.162 INFO [stderr] ...
Dec 04 15:15:23.162 INFO [stderr] 22 |             main_loop(&b, player.not())
Dec 04 15:15:23.162 INFO [stderr]    |             --------------------------- recursive call site
Dec 04 15:15:23.162 INFO [stderr] ...
Dec 04 15:15:23.162 INFO [stderr] 26 |             main_loop(board, player)
Dec 04 15:15:23.162 INFO [stderr]    |             ------------------------ recursive call site
Dec 04 15:15:23.162 INFO [stderr]    |
Dec 04 15:15:23.162 INFO [stderr]    = note: #[warn(unconditional_recursion)] on by default
Dec 04 15:15:23.162 INFO [stderr]    = help: a `loop` may express intention better if this is on purpose
Dec 04 15:15:23.162 INFO [stderr] 
Dec 04 15:15:23.183 INFO [stderr] warning: method is never used: `count_bw`
Dec 04 15:15:23.183 INFO [stderr]   --> src/board.rs:81:5
Dec 04 15:15:23.183 INFO [stderr]    |
Dec 04 15:15:23.183 INFO [stderr] 81 |     pub fn count_bw(&self) -> (usize, usize) {
Dec 04 15:15:23.183 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 15:15:23.183 INFO [stderr]    |
Dec 04 15:15:23.183 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 15:15:23.183 INFO [stderr] 
Dec 04 15:15:23.183 INFO [stderr] warning: method is never used: `print_count`
Dec 04 15:15:23.183 INFO [stderr]   --> src/board.rs:96:5
Dec 04 15:15:23.183 INFO [stderr]    |
Dec 04 15:15:23.183 INFO [stderr] 96 |     pub fn print_count(&self) -> () {
Dec 04 15:15:23.183 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 15:15:23.183 INFO [stderr] 
Dec 04 15:15:23.183 INFO [stderr] warning: method is never used: `flip`
Dec 04 15:15:23.183 INFO [stderr]   --> src/face.rs:27:5
Dec 04 15:15:23.183 INFO [stderr]    |
Dec 04 15:15:23.183 INFO [stderr] 27 |     pub fn flip(&mut self) -> () {
Dec 04 15:15:23.183 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 15:15:23.183 INFO [stderr] 
Dec 04 15:15:23.271 INFO [stderr] warning: unused import: `std::io`
Dec 04 15:15:23.273 INFO [stderr]  --> src/board.rs:2:5
Dec 04 15:15:23.273 INFO [stderr]   |
Dec 04 15:15:23.273 INFO [stderr] 2 | use std::io;
Dec 04 15:15:23.273 INFO [stderr]   |     ^^^^^^^
Dec 04 15:15:23.273 INFO [stderr]   |
Dec 04 15:15:23.273 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 15:15:23.273 INFO [stderr] 
Dec 04 15:15:23.273 INFO [stderr] warning: unused import: `std::io`
Dec 04 15:15:23.273 INFO [stderr]  --> src/face.rs:2:5
Dec 04 15:15:23.273 INFO [stderr]   |
Dec 04 15:15:23.273 INFO [stderr] 2 | use std::io;
Dec 04 15:15:23.273 INFO [stderr]   |     ^^^^^^^
Dec 04 15:15:23.273 INFO [stderr] 
Dec 04 15:15:23.273 INFO [stderr] warning: unused import: `std::fmt`
Dec 04 15:15:23.273 INFO [stderr]  --> src/main.rs:5:5
Dec 04 15:15:23.273 INFO [stderr]   |
Dec 04 15:15:23.273 INFO [stderr] 5 | use std::fmt;
Dec 04 15:15:23.273 INFO [stderr]   |     ^^^^^^^^
Dec 04 15:15:23.273 INFO [stderr] 
Dec 04 15:15:23.371 INFO [stderr] warning: function cannot return without recursing
Dec 04 15:15:23.371 INFO [stderr]   --> src/main.rs:17:1
Dec 04 15:15:23.371 INFO [stderr]    |
Dec 04 15:15:23.371 INFO [stderr] 17 | fn main_loop(board: &Board, player: Face) -> () {
Dec 04 15:15:23.371 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
Dec 04 15:15:23.371 INFO [stderr] ...
Dec 04 15:15:23.371 INFO [stderr] 22 |             main_loop(&b, player.not())
Dec 04 15:15:23.371 INFO [stderr]    |             --------------------------- recursive call site
Dec 04 15:15:23.371 INFO [stderr] ...
Dec 04 15:15:23.371 INFO [stderr] 26 |             main_loop(board, player)
Dec 04 15:15:23.371 INFO [stderr]    |             ------------------------ recursive call site
Dec 04 15:15:23.371 INFO [stderr]    |
Dec 04 15:15:23.371 INFO [stderr]    = note: #[warn(unconditional_recursion)] on by default
Dec 04 15:15:23.371 INFO [stderr]    = help: a `loop` may express intention better if this is on purpose
Dec 04 15:15:23.371 INFO [stderr] 
Dec 04 15:15:23.403 INFO [stderr] warning: method is never used: `count_bw`
Dec 04 15:15:23.403 INFO [stderr]   --> src/board.rs:81:5
Dec 04 15:15:23.403 INFO [stderr]    |
Dec 04 15:15:23.403 INFO [stderr] 81 |     pub fn count_bw(&self) -> (usize, usize) {
Dec 04 15:15:23.403 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 15:15:23.403 INFO [stderr]    |
Dec 04 15:15:23.403 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 15:15:23.403 INFO [stderr] 
Dec 04 15:15:23.403 INFO [stderr] warning: method is never used: `print_count`
Dec 04 15:15:23.403 INFO [stderr]   --> src/board.rs:96:5
Dec 04 15:15:23.403 INFO [stderr]    |
Dec 04 15:15:23.403 INFO [stderr] 96 |     pub fn print_count(&self) -> () {
Dec 04 15:15:23.403 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 15:15:23.403 INFO [stderr] 
Dec 04 15:15:23.403 INFO [stderr] warning: method is never used: `flip`
Dec 04 15:15:23.403 INFO [stderr]   --> src/face.rs:27:5
Dec 04 15:15:23.403 INFO [stderr]    |
Dec 04 15:15:23.403 INFO [stderr] 27 |     pub fn flip(&mut self) -> () {
Dec 04 15:15:23.403 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 15:15:23.403 INFO [stderr] 
Dec 04 15:15:23.439 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
Dec 04 15:15:23.443 INFO [stderr] su: No module specific data is present
Dec 04 15:15:24.191 INFO running `"docker" "inspect" "6985ac11f573128e7b3e40820e64f9656767e65f513c4e7efdea58282e7a3f56"`
Dec 04 15:15:24.349 INFO running `"docker" "rm" "-f" "6985ac11f573128e7b3e40820e64f9656767e65f513c4e7efdea58282e7a3f56"`
Dec 04 15:15:24.570 INFO [stdout] 6985ac11f573128e7b3e40820e64f9656767e65f513c4e7efdea58282e7a3f56