Nov 17 16:51:49.108 INFO testing Anfauglith/sudoku against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 16:51:49.108 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 17 16:51:49.605 INFO [stdout] 84969bcf24c8d5cca194519fbcd4ca278cf49d64895ab74d91db1063b65af982
Nov 17 16:51:49.608 INFO running `"docker" "start" "-a" "84969bcf24c8d5cca194519fbcd4ca278cf49d64895ab74d91db1063b65af982"`
Nov 17 16:51:50.756 INFO [stderr] usermod: no changes
Nov 17 16:51:50.843 INFO [stderr]    Compiling sudoku v0.1.0 (/source)
Nov 17 16:51:51.305 INFO [stderr] warning: constant item is never used: `CANDIDATE_MASK`
Nov 17 16:51:51.312 INFO [stderr]  --> src/field.rs:2:1
Nov 17 16:51:51.312 INFO [stderr]   |
Nov 17 16:51:51.312 INFO [stderr] 2 | const CANDIDATE_MASK: u16 = 0b0000_0011_1111_1110; // 0x03FE
Nov 17 16:51:51.312 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:51.312 INFO [stderr]   |
Nov 17 16:51:51.312 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 17 16:51:51.312 INFO [stderr] 
Nov 17 16:51:51.312 INFO [stderr] warning: struct is never constructed: `Field`
Nov 17 16:51:51.312 INFO [stderr]  --> src/field.rs:4:1
Nov 17 16:51:51.312 INFO [stderr]   |
Nov 17 16:51:51.312 INFO [stderr] 4 | pub struct Field {
Nov 17 16:51:51.312 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Nov 17 16:51:51.312 INFO [stderr] 
Nov 17 16:51:51.312 INFO [stderr] warning: struct is never constructed: `Cell`
Nov 17 16:51:51.312 INFO [stderr]  --> src/field.rs:8:1
Nov 17 16:51:51.312 INFO [stderr]   |
Nov 17 16:51:51.313 INFO [stderr] 8 | pub struct Cell {
Nov 17 16:51:51.313 INFO [stderr]   | ^^^^^^^^^^^^^^^
Nov 17 16:51:51.313 INFO [stderr] 
Nov 17 16:51:51.313 INFO [stderr] warning: method is never used: `empty_cell`
Nov 17 16:51:51.313 INFO [stderr]   --> src/field.rs:16:5
Nov 17 16:51:51.313 INFO [stderr]    |
Nov 17 16:51:51.313 INFO [stderr] 16 |     pub fn empty_cell() -> Cell {
Nov 17 16:51:51.313 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:51.313 INFO [stderr] 
Nov 17 16:51:51.313 INFO [stderr] warning: method is never used: `fixed_cell`
Nov 17 16:51:51.313 INFO [stderr]   --> src/field.rs:24:5
Nov 17 16:51:51.313 INFO [stderr]    |
Nov 17 16:51:51.313 INFO [stderr] 24 |     pub fn fixed_cell(digit: u8) -> Cell {
Nov 17 16:51:51.313 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:51.313 INFO [stderr] 
Nov 17 16:51:51.313 INFO [stderr] warning: method is never used: `is_solved`
Nov 17 16:51:51.313 INFO [stderr]   --> src/field.rs:32:5
Nov 17 16:51:51.313 INFO [stderr]    |
Nov 17 16:51:51.313 INFO [stderr] 32 |     pub fn is_solved(&self) -> bool {
Nov 17 16:51:51.314 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:51.314 INFO [stderr] 
Nov 17 16:51:51.314 INFO [stderr] warning: method is never used: `is_fixed`
Nov 17 16:51:51.314 INFO [stderr]   --> src/field.rs:39:5
Nov 17 16:51:51.314 INFO [stderr]    |
Nov 17 16:51:51.314 INFO [stderr] 39 |     pub fn is_fixed(&self) -> bool {
Nov 17 16:51:51.314 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:51.314 INFO [stderr] 
Nov 17 16:51:51.314 INFO [stderr] warning: method is never used: `get_digit`
Nov 17 16:51:51.314 INFO [stderr]   --> src/field.rs:43:5
Nov 17 16:51:51.314 INFO [stderr]    |
Nov 17 16:51:51.314 INFO [stderr] 43 |     pub fn get_digit(&self) -> Option<u8> {
Nov 17 16:51:51.315 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:51.315 INFO [stderr] 
Nov 17 16:51:51.315 INFO [stderr] warning: method is never used: `fix`
Nov 17 16:51:51.315 INFO [stderr]   --> src/field.rs:47:5
Nov 17 16:51:51.315 INFO [stderr]    |
Nov 17 16:51:51.315 INFO [stderr] 47 |     fn fix(&mut self) -> bool {
Nov 17 16:51:51.315 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:51.315 INFO [stderr] 
Nov 17 16:51:51.315 INFO [stderr] warning: method is never used: `set_to`
Nov 17 16:51:51.315 INFO [stderr]   --> src/field.rs:55:5
Nov 17 16:51:51.315 INFO [stderr]    |
Nov 17 16:51:51.315 INFO [stderr] 55 |     fn set_to(&mut self, digit: u8) -> bool {
Nov 17 16:51:51.315 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:51.315 INFO [stderr] 
Nov 17 16:51:51.315 INFO [stderr] warning: method is never used: `fix_to`
Nov 17 16:51:51.315 INFO [stderr]   --> src/field.rs:66:5
Nov 17 16:51:51.315 INFO [stderr]    |
Nov 17 16:51:51.315 INFO [stderr] 66 |     pub fn fix_to(&mut self, digit: u8) -> bool {
Nov 17 16:51:51.315 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:51.316 INFO [stderr] 
Nov 17 16:51:51.316 INFO [stderr] warning: method is never used: `has_candidate`
Nov 17 16:51:51.316 INFO [stderr]   --> src/field.rs:73:5
Nov 17 16:51:51.316 INFO [stderr]    |
Nov 17 16:51:51.316 INFO [stderr] 73 |     pub fn has_candidate(&self, candidate: u8) -> bool {
Nov 17 16:51:51.316 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:51.316 INFO [stderr] 
Nov 17 16:51:51.316 INFO [stderr] warning: method is never used: `get_candidates`
Nov 17 16:51:51.316 INFO [stderr]   --> src/field.rs:77:5
Nov 17 16:51:51.316 INFO [stderr]    |
Nov 17 16:51:51.316 INFO [stderr] 77 |     pub fn get_candidates(&self) -> u16 {
Nov 17 16:51:51.316 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:51.316 INFO [stderr] 
Nov 17 16:51:51.316 INFO [stderr] warning: method is never used: `get_candidate_vector`
Nov 17 16:51:51.316 INFO [stderr]   --> src/field.rs:81:5
Nov 17 16:51:51.316 INFO [stderr]    |
Nov 17 16:51:51.316 INFO [stderr] 81 |     pub fn get_candidate_vector(&self) -> Vec<u8> {
Nov 17 16:51:51.316 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:51.316 INFO [stderr] 
Nov 17 16:51:51.317 INFO [stderr] warning: method is never used: `remove_candidate`
Nov 17 16:51:51.317 INFO [stderr]   --> src/field.rs:91:5
Nov 17 16:51:51.317 INFO [stderr]    |
Nov 17 16:51:51.317 INFO [stderr] 91 |     pub fn remove_candidate(&mut self, candidate: u8) {
Nov 17 16:51:51.317 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:51.317 INFO [stderr] 
Nov 17 16:51:51.317 INFO [stderr] warning: method is never used: `remove_candidates`
Nov 17 16:51:51.317 INFO [stderr]   --> src/field.rs:96:5
Nov 17 16:51:51.317 INFO [stderr]    |
Nov 17 16:51:51.317 INFO [stderr] 96 |     pub fn remove_candidates(&mut self, candidates: Vec<u8>) {
Nov 17 16:51:51.317 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:51.317 INFO [stderr] 
Nov 17 16:51:51.317 INFO [stderr] warning: method is never used: `has_single_candidate`
Nov 17 16:51:51.317 INFO [stderr]    --> src/field.rs:102:5
Nov 17 16:51:51.317 INFO [stderr]     |
Nov 17 16:51:51.317 INFO [stderr] 102 |     pub fn has_single_candidate(&self) -> bool {
Nov 17 16:51:51.317 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:51.317 INFO [stderr] 
Nov 17 16:51:51.317 INFO [stderr] warning: method is never used: `get_naked_single`
Nov 17 16:51:51.318 INFO [stderr]    --> src/field.rs:106:5
Nov 17 16:51:51.318 INFO [stderr]     |
Nov 17 16:51:51.318 INFO [stderr] 106 |     pub fn get_naked_single(&self) -> Option<u8> {
Nov 17 16:51:51.318 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:51.318 INFO [stderr] 
Nov 17 16:51:51.318 INFO [stderr] warning: method is never used: `try_solve`
Nov 17 16:51:51.318 INFO [stderr]    --> src/field.rs:119:5
Nov 17 16:51:51.318 INFO [stderr]     |
Nov 17 16:51:51.318 INFO [stderr] 119 |     pub fn try_solve(&mut self) -> bool {
Nov 17 16:51:51.318 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:51.318 INFO [stderr] 
Nov 17 16:51:51.736 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
Nov 17 16:51:51.740 INFO [stderr] su: No module specific data is present
Nov 17 16:51:52.497 INFO running `"docker" "inspect" "84969bcf24c8d5cca194519fbcd4ca278cf49d64895ab74d91db1063b65af982"`
Nov 17 16:51:52.711 INFO running `"docker" "rm" "-f" "84969bcf24c8d5cca194519fbcd4ca278cf49d64895ab74d91db1063b65af982"`
Nov 17 16:51:53.015 INFO [stdout] 84969bcf24c8d5cca194519fbcd4ca278cf49d64895ab74d91db1063b65af982
Nov 17 16:51:53.021 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 17 16:51:53.499 INFO [stdout] db54f50952f6d2f5ac290427a4042d184bf8376e5327c87290b7c6489a214242
Nov 17 16:51:53.507 INFO running `"docker" "start" "-a" "db54f50952f6d2f5ac290427a4042d184bf8376e5327c87290b7c6489a214242"`
Nov 17 16:51:54.987 INFO [stderr] usermod: no changes
Nov 17 16:51:55.039 INFO [stderr]    Compiling sudoku v0.1.0 (/source)
Nov 17 16:51:55.648 INFO [stderr] warning: struct is never constructed: `Field`
Nov 17 16:51:55.648 INFO [stderr]  --> src/field.rs:4:1
Nov 17 16:51:55.648 INFO [stderr]   |
Nov 17 16:51:55.648 INFO [stderr] 4 | pub struct Field {
Nov 17 16:51:55.648 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Nov 17 16:51:55.648 INFO [stderr]   |
Nov 17 16:51:55.648 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 17 16:51:55.648 INFO [stderr] 
Nov 17 16:51:55.648 INFO [stderr] warning: method is never used: `is_solved`
Nov 17 16:51:55.648 INFO [stderr]   --> src/field.rs:32:5
Nov 17 16:51:55.648 INFO [stderr]    |
Nov 17 16:51:55.648 INFO [stderr] 32 |     pub fn is_solved(&self) -> bool {
Nov 17 16:51:55.648 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 16:51:55.648 INFO [stderr] 
Nov 17 16:51:56.303 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
Nov 17 16:51:56.306 INFO [stderr] su: No module specific data is present
Nov 17 16:51:57.503 INFO running `"docker" "inspect" "db54f50952f6d2f5ac290427a4042d184bf8376e5327c87290b7c6489a214242"`
Nov 17 16:51:57.751 INFO running `"docker" "rm" "-f" "db54f50952f6d2f5ac290427a4042d184bf8376e5327c87290b7c6489a214242"`
Nov 17 16:51:58.137 INFO [stdout] db54f50952f6d2f5ac290427a4042d184bf8376e5327c87290b7c6489a214242
Nov 17 16:51:58.141 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 17 16:51:58.593 INFO [stdout] 02a809f76603c42032d839eb6f09ee6b5c2f91aa8b2174280b7980df7f13d4fa
Nov 17 16:51:58.599 INFO running `"docker" "start" "-a" "02a809f76603c42032d839eb6f09ee6b5c2f91aa8b2174280b7980df7f13d4fa"`
Nov 17 16:51:59.761 INFO [stderr] usermod: no changes
Nov 17 16:51:59.815 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Nov 17 16:51:59.815 INFO [stderr]      Running /target/debug/deps/sudoku-2e2f9bb17b20be91
Nov 17 16:51:59.816 INFO [stdout] 
Nov 17 16:51:59.816 INFO [stdout] running 2 tests
Nov 17 16:51:59.816 INFO [stdout] test field::tests::removing_candidates_and_solving ... ok
Nov 17 16:51:59.816 INFO [stdout] test field::tests::cell_fixing ... ok
Nov 17 16:51:59.816 INFO [stdout] 
Nov 17 16:51:59.816 INFO [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 16:51:59.816 INFO [stdout] 
Nov 17 16:51:59.819 INFO [stderr] su: No module specific data is present
Nov 17 16:52:00.865 INFO running `"docker" "inspect" "02a809f76603c42032d839eb6f09ee6b5c2f91aa8b2174280b7980df7f13d4fa"`
Nov 17 16:52:01.115 INFO running `"docker" "rm" "-f" "02a809f76603c42032d839eb6f09ee6b5c2f91aa8b2174280b7980df7f13d4fa"`
Nov 17 16:52:01.418 INFO [stdout] 02a809f76603c42032d839eb6f09ee6b5c2f91aa8b2174280b7980df7f13d4fa