Nov 28 01:51:49.445 INFO checking lesguillemets/curly-octo-funicular against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 01:51:49.445 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 28 01:51:49.870 INFO [stdout] 04ec7463f04e0c15b7bc3ee20949b6c80df97399b3a415efd2bcc1adee547005
Nov 28 01:51:49.876 INFO running `"docker" "start" "-a" "04ec7463f04e0c15b7bc3ee20949b6c80df97399b3a415efd2bcc1adee547005"`
Nov 28 01:51:51.009 INFO [stderr] usermod: no changes
Nov 28 01:51:51.053 INFO [stderr]     Checking reversi v0.1.0 (/source)
Nov 28 01:51:51.593 INFO [stderr] warning: unused import: `std::io`
Nov 28 01:51:51.593 INFO [stderr]  --> src/board.rs:2:5
Nov 28 01:51:51.594 INFO [stderr]   |
Nov 28 01:51:51.594 INFO [stderr] 2 | use std::io;
Nov 28 01:51:51.594 INFO [stderr]   |     ^^^^^^^
Nov 28 01:51:51.595 INFO [stderr]   |
Nov 28 01:51:51.595 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 01:51:51.595 INFO [stderr] 
Nov 28 01:51:51.595 INFO [stderr] warning: unused import: `std::io`
Nov 28 01:51:51.596 INFO [stderr]  --> src/face.rs:2:5
Nov 28 01:51:51.596 INFO [stderr]   |
Nov 28 01:51:51.596 INFO [stderr] 2 | use std::io;
Nov 28 01:51:51.597 INFO [stderr]   |     ^^^^^^^
Nov 28 01:51:51.597 INFO [stderr] 
Nov 28 01:51:51.597 INFO [stderr] warning: unused import: `std::fmt`
Nov 28 01:51:51.598 INFO [stderr]  --> src/main.rs:5:5
Nov 28 01:51:51.598 INFO [stderr]   |
Nov 28 01:51:51.598 INFO [stderr] 5 | use std::fmt;
Nov 28 01:51:51.598 INFO [stderr]   |     ^^^^^^^^
Nov 28 01:51:51.599 INFO [stderr] 
Nov 28 01:51:51.849 INFO [stderr] warning: function cannot return without recursing
Nov 28 01:51:51.850 INFO [stderr]   --> src/main.rs:17:1
Nov 28 01:51:51.850 INFO [stderr]    |
Nov 28 01:51:51.850 INFO [stderr] 17 | fn main_loop(board: &Board, player: Face) -> () {
Nov 28 01:51:51.850 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
Nov 28 01:51:51.851 INFO [stderr] ...
Nov 28 01:51:51.851 INFO [stderr] 22 |             main_loop(&b, player.not())
Nov 28 01:51:51.851 INFO [stderr]    |             --------------------------- recursive call site
Nov 28 01:51:51.851 INFO [stderr] ...
Nov 28 01:51:51.852 INFO [stderr] 26 |             main_loop(board, player)
Nov 28 01:51:51.852 INFO [stderr]    |             ------------------------ recursive call site
Nov 28 01:51:51.861 INFO [stderr]    |
Nov 28 01:51:51.861 INFO [stderr]    = note: #[warn(unconditional_recursion)] on by default
Nov 28 01:51:51.862 INFO [stderr]    = help: a `loop` may express intention better if this is on purpose
Nov 28 01:51:51.862 INFO [stderr] 
Nov 28 01:51:51.916 INFO [stderr] warning: unused import: `std::io`
Nov 28 01:51:51.916 INFO [stderr]  --> src/board.rs:2:5
Nov 28 01:51:51.916 INFO [stderr]   |
Nov 28 01:51:51.916 INFO [stderr] 2 | use std::io;
Nov 28 01:51:51.916 INFO [stderr]   |     ^^^^^^^
Nov 28 01:51:51.916 INFO [stderr]   |
Nov 28 01:51:51.916 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 01:51:51.916 INFO [stderr] 
Nov 28 01:51:51.916 INFO [stderr] warning: unused import: `std::io`
Nov 28 01:51:51.916 INFO [stderr]  --> src/face.rs:2:5
Nov 28 01:51:51.916 INFO [stderr]   |
Nov 28 01:51:51.916 INFO [stderr] 2 | use std::io;
Nov 28 01:51:51.916 INFO [stderr]   |     ^^^^^^^
Nov 28 01:51:51.916 INFO [stderr] 
Nov 28 01:51:51.916 INFO [stderr] warning: unused import: `std::fmt`
Nov 28 01:51:51.916 INFO [stderr]  --> src/main.rs:5:5
Nov 28 01:51:51.916 INFO [stderr]   |
Nov 28 01:51:51.916 INFO [stderr] 5 | use std::fmt;
Nov 28 01:51:51.916 INFO [stderr]   |     ^^^^^^^^
Nov 28 01:51:51.924 INFO [stderr] 
Nov 28 01:51:51.924 INFO [stderr] warning: method is never used: `count_bw`
Nov 28 01:51:51.924 INFO [stderr]   --> src/board.rs:81:5
Nov 28 01:51:51.924 INFO [stderr]    |
Nov 28 01:51:51.924 INFO [stderr] 81 |     pub fn count_bw(&self) -> (usize, usize) {
Nov 28 01:51:51.924 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:51:51.928 INFO [stderr]    |
Nov 28 01:51:51.928 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 01:51:51.928 INFO [stderr] 
Nov 28 01:51:51.928 INFO [stderr] warning: method is never used: `print_count`
Nov 28 01:51:51.928 INFO [stderr]   --> src/board.rs:96:5
Nov 28 01:51:51.928 INFO [stderr]    |
Nov 28 01:51:51.928 INFO [stderr] 96 |     pub fn print_count(&self) -> () {
Nov 28 01:51:51.928 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:51:51.928 INFO [stderr] 
Nov 28 01:51:51.928 INFO [stderr] warning: method is never used: `flip`
Nov 28 01:51:51.928 INFO [stderr]   --> src/face.rs:27:5
Nov 28 01:51:51.928 INFO [stderr]    |
Nov 28 01:51:51.928 INFO [stderr] 27 |     pub fn flip(&mut self) -> () {
Nov 28 01:51:51.928 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:51:51.928 INFO [stderr] 
Nov 28 01:51:52.100 INFO [stderr] warning: function cannot return without recursing
Nov 28 01:51:52.101 INFO [stderr]   --> src/main.rs:17:1
Nov 28 01:51:52.101 INFO [stderr]    |
Nov 28 01:51:52.102 INFO [stderr] 17 | fn main_loop(board: &Board, player: Face) -> () {
Nov 28 01:51:52.102 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
Nov 28 01:51:52.102 INFO [stderr] ...
Nov 28 01:51:52.102 INFO [stderr] 22 |             main_loop(&b, player.not())
Nov 28 01:51:52.103 INFO [stderr]    |             --------------------------- recursive call site
Nov 28 01:51:52.103 INFO [stderr] ...
Nov 28 01:51:52.103 INFO [stderr] 26 |             main_loop(board, player)
Nov 28 01:51:52.104 INFO [stderr]    |             ------------------------ recursive call site
Nov 28 01:51:52.104 INFO [stderr]    |
Nov 28 01:51:52.104 INFO [stderr]    = note: #[warn(unconditional_recursion)] on by default
Nov 28 01:51:52.105 INFO [stderr]    = help: a `loop` may express intention better if this is on purpose
Nov 28 01:51:52.105 INFO [stderr] 
Nov 28 01:51:52.132 INFO [stderr] warning: method is never used: `count_bw`
Nov 28 01:51:52.133 INFO [stderr]   --> src/board.rs:81:5
Nov 28 01:51:52.133 INFO [stderr]    |
Nov 28 01:51:52.133 INFO [stderr] 81 |     pub fn count_bw(&self) -> (usize, usize) {
Nov 28 01:51:52.134 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:51:52.134 INFO [stderr]    |
Nov 28 01:51:52.134 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 01:51:52.134 INFO [stderr] 
Nov 28 01:51:52.135 INFO [stderr] warning: method is never used: `print_count`
Nov 28 01:51:52.135 INFO [stderr]   --> src/board.rs:96:5
Nov 28 01:51:52.135 INFO [stderr]    |
Nov 28 01:51:52.136 INFO [stderr] 96 |     pub fn print_count(&self) -> () {
Nov 28 01:51:52.136 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:51:52.136 INFO [stderr] 
Nov 28 01:51:52.136 INFO [stderr] warning: method is never used: `flip`
Nov 28 01:51:52.137 INFO [stderr]   --> src/face.rs:27:5
Nov 28 01:51:52.137 INFO [stderr]    |
Nov 28 01:51:52.137 INFO [stderr] 27 |     pub fn flip(&mut self) -> () {
Nov 28 01:51:52.138 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:51:52.138 INFO [stderr] 
Nov 28 01:51:52.172 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
Nov 28 01:51:52.173 INFO [stderr] su: No module specific data is present
Nov 28 01:51:53.088 INFO running `"docker" "inspect" "04ec7463f04e0c15b7bc3ee20949b6c80df97399b3a415efd2bcc1adee547005"`
Nov 28 01:51:53.414 INFO running `"docker" "rm" "-f" "04ec7463f04e0c15b7bc3ee20949b6c80df97399b3a415efd2bcc1adee547005"`
Nov 28 01:51:53.837 INFO [stdout] 04ec7463f04e0c15b7bc3ee20949b6c80df97399b3a415efd2bcc1adee547005