Dec 13 12:52:55.303 INFO testing lesguillemets/curly-octo-funicular against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 12:52:55.304 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-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 13 12:52:55.920 INFO [stdout] b5327ad73482a1dcbc15f85e86e369fa839065262380e2ef2cf598251e55bc76
Dec 13 12:52:55.923 INFO running `"docker" "start" "-a" "b5327ad73482a1dcbc15f85e86e369fa839065262380e2ef2cf598251e55bc76"`
Dec 13 12:52:57.058 INFO [stderr] usermod: no changes
Dec 13 12:52:57.103 INFO [stderr]    Compiling reversi v0.1.0 (/source)
Dec 13 12:52:57.439 INFO [stderr] warning: unused import: `std::io`
Dec 13 12:52:57.439 INFO [stderr]  --> src/board.rs:2:5
Dec 13 12:52:57.439 INFO [stderr]   |
Dec 13 12:52:57.439 INFO [stderr] 2 | use std::io;
Dec 13 12:52:57.439 INFO [stderr]   |     ^^^^^^^
Dec 13 12:52:57.439 INFO [stderr]   |
Dec 13 12:52:57.439 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 12:52:57.439 INFO [stderr] 
Dec 13 12:52:57.439 INFO [stderr] warning: unused import: `std::io`
Dec 13 12:52:57.439 INFO [stderr]  --> src/face.rs:2:5
Dec 13 12:52:57.439 INFO [stderr]   |
Dec 13 12:52:57.439 INFO [stderr] 2 | use std::io;
Dec 13 12:52:57.439 INFO [stderr]   |     ^^^^^^^
Dec 13 12:52:57.439 INFO [stderr] 
Dec 13 12:52:57.439 INFO [stderr] warning: unused import: `std::fmt`
Dec 13 12:52:57.439 INFO [stderr]  --> src/main.rs:5:5
Dec 13 12:52:57.439 INFO [stderr]   |
Dec 13 12:52:57.439 INFO [stderr] 5 | use std::fmt;
Dec 13 12:52:57.439 INFO [stderr]   |     ^^^^^^^^
Dec 13 12:52:57.439 INFO [stderr] 
Dec 13 12:52:57.571 INFO [stderr] warning: function cannot return without recursing
Dec 13 12:52:57.571 INFO [stderr]   --> src/main.rs:17:1
Dec 13 12:52:57.571 INFO [stderr]    |
Dec 13 12:52:57.571 INFO [stderr] 17 | fn main_loop(board: &Board, player: Face) -> () {
Dec 13 12:52:57.571 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
Dec 13 12:52:57.571 INFO [stderr] ...
Dec 13 12:52:57.571 INFO [stderr] 22 |             main_loop(&b, player.not())
Dec 13 12:52:57.571 INFO [stderr]    |             --------------------------- recursive call site
Dec 13 12:52:57.571 INFO [stderr] ...
Dec 13 12:52:57.571 INFO [stderr] 26 |             main_loop(board, player)
Dec 13 12:52:57.571 INFO [stderr]    |             ------------------------ recursive call site
Dec 13 12:52:57.571 INFO [stderr]    |
Dec 13 12:52:57.571 INFO [stderr]    = note: #[warn(unconditional_recursion)] on by default
Dec 13 12:52:57.571 INFO [stderr]    = help: a `loop` may express intention better if this is on purpose
Dec 13 12:52:57.571 INFO [stderr] 
Dec 13 12:52:57.571 INFO [stderr] warning: method is never used: `count_bw`
Dec 13 12:52:57.571 INFO [stderr]   --> src/board.rs:81:5
Dec 13 12:52:57.571 INFO [stderr]    |
Dec 13 12:52:57.571 INFO [stderr] 81 |     pub fn count_bw(&self) -> (usize, usize) {
Dec 13 12:52:57.571 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 12:52:57.571 INFO [stderr]    |
Dec 13 12:52:57.571 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 12:52:57.571 INFO [stderr] 
Dec 13 12:52:57.571 INFO [stderr] warning: method is never used: `print_count`
Dec 13 12:52:57.571 INFO [stderr]   --> src/board.rs:96:5
Dec 13 12:52:57.571 INFO [stderr]    |
Dec 13 12:52:57.571 INFO [stderr] 96 |     pub fn print_count(&self) -> () {
Dec 13 12:52:57.571 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 12:52:57.571 INFO [stderr] 
Dec 13 12:52:57.571 INFO [stderr] warning: method is never used: `flip`
Dec 13 12:52:57.571 INFO [stderr]   --> src/face.rs:27:5
Dec 13 12:52:57.571 INFO [stderr]    |
Dec 13 12:52:57.571 INFO [stderr] 27 |     pub fn flip(&mut self) -> () {
Dec 13 12:52:57.571 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 12:52:57.571 INFO [stderr] 
Dec 13 12:52:58.255 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
Dec 13 12:52:58.255 INFO [stderr] su: No module specific data is present
Dec 13 12:52:58.757 INFO running `"docker" "inspect" "b5327ad73482a1dcbc15f85e86e369fa839065262380e2ef2cf598251e55bc76"`
Dec 13 12:52:58.909 INFO running `"docker" "rm" "-f" "b5327ad73482a1dcbc15f85e86e369fa839065262380e2ef2cf598251e55bc76"`
Dec 13 12:52:59.142 INFO [stdout] b5327ad73482a1dcbc15f85e86e369fa839065262380e2ef2cf598251e55bc76
Dec 13 12:52:59.144 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-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 13 12:52:59.548 INFO [stdout] 630316b1b826b2dd998619baa483b2f985640847f216a91397ab6f7fa2d16e92
Dec 13 12:52:59.551 INFO running `"docker" "start" "-a" "630316b1b826b2dd998619baa483b2f985640847f216a91397ab6f7fa2d16e92"`
Dec 13 12:53:00.936 INFO [stderr] usermod: no changes
Dec 13 12:53:00.996 INFO [stderr]    Compiling reversi v0.1.0 (/source)
Dec 13 12:53:01.355 INFO [stderr] warning: unused import: `std::io`
Dec 13 12:53:01.355 INFO [stderr]  --> src/board.rs:2:5
Dec 13 12:53:01.355 INFO [stderr]   |
Dec 13 12:53:01.355 INFO [stderr] 2 | use std::io;
Dec 13 12:53:01.355 INFO [stderr]   |     ^^^^^^^
Dec 13 12:53:01.355 INFO [stderr]   |
Dec 13 12:53:01.355 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 12:53:01.355 INFO [stderr] 
Dec 13 12:53:01.355 INFO [stderr] warning: unused import: `std::io`
Dec 13 12:53:01.355 INFO [stderr]  --> src/face.rs:2:5
Dec 13 12:53:01.355 INFO [stderr]   |
Dec 13 12:53:01.355 INFO [stderr] 2 | use std::io;
Dec 13 12:53:01.355 INFO [stderr]   |     ^^^^^^^
Dec 13 12:53:01.355 INFO [stderr] 
Dec 13 12:53:01.355 INFO [stderr] warning: unused import: `std::fmt`
Dec 13 12:53:01.355 INFO [stderr]  --> src/main.rs:5:5
Dec 13 12:53:01.355 INFO [stderr]   |
Dec 13 12:53:01.355 INFO [stderr] 5 | use std::fmt;
Dec 13 12:53:01.355 INFO [stderr]   |     ^^^^^^^^
Dec 13 12:53:01.355 INFO [stderr] 
Dec 13 12:53:01.438 INFO [stderr] warning: function cannot return without recursing
Dec 13 12:53:01.439 INFO [stderr]   --> src/main.rs:17:1
Dec 13 12:53:01.439 INFO [stderr]    |
Dec 13 12:53:01.439 INFO [stderr] 17 | fn main_loop(board: &Board, player: Face) -> () {
Dec 13 12:53:01.439 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
Dec 13 12:53:01.439 INFO [stderr] ...
Dec 13 12:53:01.439 INFO [stderr] 22 |             main_loop(&b, player.not())
Dec 13 12:53:01.439 INFO [stderr]    |             --------------------------- recursive call site
Dec 13 12:53:01.439 INFO [stderr] ...
Dec 13 12:53:01.439 INFO [stderr] 26 |             main_loop(board, player)
Dec 13 12:53:01.439 INFO [stderr]    |             ------------------------ recursive call site
Dec 13 12:53:01.439 INFO [stderr]    |
Dec 13 12:53:01.439 INFO [stderr]    = note: #[warn(unconditional_recursion)] on by default
Dec 13 12:53:01.439 INFO [stderr]    = help: a `loop` may express intention better if this is on purpose
Dec 13 12:53:01.439 INFO [stderr] 
Dec 13 12:53:01.465 INFO [stderr] warning: method is never used: `count_bw`
Dec 13 12:53:01.465 INFO [stderr]   --> src/board.rs:81:5
Dec 13 12:53:01.465 INFO [stderr]    |
Dec 13 12:53:01.465 INFO [stderr] 81 |     pub fn count_bw(&self) -> (usize, usize) {
Dec 13 12:53:01.465 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 12:53:01.465 INFO [stderr]    |
Dec 13 12:53:01.465 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 12:53:01.465 INFO [stderr] 
Dec 13 12:53:01.465 INFO [stderr] warning: method is never used: `print_count`
Dec 13 12:53:01.465 INFO [stderr]   --> src/board.rs:96:5
Dec 13 12:53:01.465 INFO [stderr]    |
Dec 13 12:53:01.465 INFO [stderr] 96 |     pub fn print_count(&self) -> () {
Dec 13 12:53:01.465 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 12:53:01.465 INFO [stderr] 
Dec 13 12:53:01.465 INFO [stderr] warning: method is never used: `flip`
Dec 13 12:53:01.465 INFO [stderr]   --> src/face.rs:27:5
Dec 13 12:53:01.465 INFO [stderr]    |
Dec 13 12:53:01.465 INFO [stderr] 27 |     pub fn flip(&mut self) -> () {
Dec 13 12:53:01.465 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 12:53:01.465 INFO [stderr] 
Dec 13 12:53:01.768 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
Dec 13 12:53:01.787 INFO [stderr] su: No module specific data is present
Dec 13 12:53:02.143 INFO running `"docker" "inspect" "630316b1b826b2dd998619baa483b2f985640847f216a91397ab6f7fa2d16e92"`
Dec 13 12:53:02.305 INFO running `"docker" "rm" "-f" "630316b1b826b2dd998619baa483b2f985640847f216a91397ab6f7fa2d16e92"`
Dec 13 12:53:02.440 INFO [stdout] 630316b1b826b2dd998619baa483b2f985640847f216a91397ab6f7fa2d16e92
Dec 13 12:53:02.444 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-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 13 12:53:02.707 INFO [stdout] a0c8cc043a4540386ad31289cc00c489a032aa8238ecbd8f92b54282d15c52bd
Dec 13 12:53:02.709 INFO running `"docker" "start" "-a" "a0c8cc043a4540386ad31289cc00c489a032aa8238ecbd8f92b54282d15c52bd"`
Dec 13 12:53:03.710 INFO [stderr] usermod: no changes
Dec 13 12:53:03.743 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 13 12:53:03.743 INFO [stderr]      Running /target/debug/deps/reversi-78ab2fb270de8968
Dec 13 12:53:03.746 INFO [stdout] 
Dec 13 12:53:03.746 INFO [stdout] running 0 tests
Dec 13 12:53:03.746 INFO [stdout] 
Dec 13 12:53:03.746 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 12:53:03.747 INFO [stdout] 
Dec 13 12:53:03.747 INFO [stderr] su: No module specific data is present
Dec 13 12:53:04.267 INFO running `"docker" "inspect" "a0c8cc043a4540386ad31289cc00c489a032aa8238ecbd8f92b54282d15c52bd"`
Dec 13 12:53:04.567 INFO running `"docker" "rm" "-f" "a0c8cc043a4540386ad31289cc00c489a032aa8238ecbd8f92b54282d15c52bd"`
Dec 13 12:53:04.870 INFO [stdout] a0c8cc043a4540386ad31289cc00c489a032aa8238ecbd8f92b54282d15c52bd