Dec 02 07:21:40.359 INFO testing Gregory-Meyer/sweepsolve-rs against 1.30.1 for beta-1.31-5
Dec 02 07:21:40.359 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 07:21:40.892 INFO [stdout] 4dd0e0209d69f968f14bfd1f3ea7f62e5b78f4826767f327277d5654c10ee506
Dec 02 07:21:40.895 INFO running `"docker" "start" "-a" "4dd0e0209d69f968f14bfd1f3ea7f62e5b78f4826767f327277d5654c10ee506"`
Dec 02 07:21:42.115 INFO [stderr] usermod: no changes
Dec 02 07:21:42.287 INFO [stderr]    Compiling rand v0.5.5
Dec 02 07:21:42.287 INFO [stderr]    Compiling approx v0.3.0
Dec 02 07:21:42.287 INFO [stderr]    Compiling num-complex v0.2.0
Dec 02 07:21:44.535 INFO [stderr]    Compiling alga v0.7.1
Dec 02 07:21:51.330 INFO [stderr]    Compiling nalgebra v0.16.0
Dec 02 07:22:25.284 INFO [stderr]    Compiling sweepsolve-rs v0.1.0 (/source)
Dec 02 07:22:26.965 INFO [stderr] warning: variant is never constructed: `NotMine`
Dec 02 07:22:26.965 INFO [stderr]  --> src/solver/click_result.rs:5:5
Dec 02 07:22:26.965 INFO [stderr]   |
Dec 02 07:22:26.965 INFO [stderr] 5 |     NotMine(MineCount),
Dec 02 07:22:26.965 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 02 07:22:26.965 INFO [stderr]   |
Dec 02 07:22:26.965 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 02 07:22:26.965 INFO [stderr] 
Dec 02 07:22:26.965 INFO [stderr] warning: variant is never constructed: `Mine`
Dec 02 07:22:26.965 INFO [stderr]  --> src/solver/click_result.rs:6:5
Dec 02 07:22:26.965 INFO [stderr]   |
Dec 02 07:22:26.965 INFO [stderr] 6 |     Mine,
Dec 02 07:22:26.965 INFO [stderr]   |     ^^^^
Dec 02 07:22:26.965 INFO [stderr] 
Dec 02 07:22:26.965 INFO [stderr] warning: method is never used: `new`
Dec 02 07:22:26.965 INFO [stderr]  --> src/solver/mine_count.rs:7:5
Dec 02 07:22:26.965 INFO [stderr]   |
Dec 02 07:22:26.965 INFO [stderr] 7 |     pub fn new(count: u8) -> MineCount {
Dec 02 07:22:26.965 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:26.965 INFO [stderr] 
Dec 02 07:22:26.965 INFO [stderr] warning: method is never used: `get`
Dec 02 07:22:26.965 INFO [stderr]   --> src/solver/mine_count.rs:13:5
Dec 02 07:22:26.965 INFO [stderr]    |
Dec 02 07:22:26.965 INFO [stderr] 13 |     pub fn get(&self) -> u8 {
Dec 02 07:22:26.965 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:26.965 INFO [stderr] 
Dec 02 07:22:26.965 INFO [stderr] warning: method is never used: `to_count_update`
Dec 02 07:22:26.965 INFO [stderr]   --> src/solver/update.rs:12:5
Dec 02 07:22:26.965 INFO [stderr]    |
Dec 02 07:22:26.965 INFO [stderr] 12 |     pub fn to_count_update(&self) -> Option<CountUpdate> {
Dec 02 07:22:26.965 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:26.965 INFO [stderr] 
Dec 02 07:22:26.965 INFO [stderr] warning: variant is never constructed: `Clicked`
Dec 02 07:22:26.965 INFO [stderr]  --> src/solver/tile_state.rs:6:5
Dec 02 07:22:26.965 INFO [stderr]   |
Dec 02 07:22:26.965 INFO [stderr] 6 |     Clicked(MineCount),
Dec 02 07:22:26.965 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 02 07:22:26.965 INFO [stderr] 
Dec 02 07:22:26.965 INFO [stderr] warning: variant is never constructed: `Mine`
Dec 02 07:22:26.965 INFO [stderr]  --> src/solver/tile_state.rs:7:5
Dec 02 07:22:26.965 INFO [stderr]   |
Dec 02 07:22:26.965 INFO [stderr] 7 |     Mine,
Dec 02 07:22:26.965 INFO [stderr]   |     ^^^^
Dec 02 07:22:26.965 INFO [stderr] 
Dec 02 07:22:26.965 INFO [stderr] warning: struct is never constructed: `Solver`
Dec 02 07:22:26.965 INFO [stderr]   --> src/solver/mod.rs:16:1
Dec 02 07:22:26.965 INFO [stderr]    |
Dec 02 07:22:26.965 INFO [stderr] 16 | pub struct Solver {
Dec 02 07:22:26.965 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 02 07:22:26.965 INFO [stderr] 
Dec 02 07:22:26.965 INFO [stderr] warning: method is never used: `new`
Dec 02 07:22:26.965 INFO [stderr]   --> src/solver/mod.rs:24:5
Dec 02 07:22:26.965 INFO [stderr]    |
Dec 02 07:22:26.966 INFO [stderr] 24 |     pub fn new(width: usize, height: usize, num_mines: usize) -> Solver {
Dec 02 07:22:26.966 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:26.966 INFO [stderr] 
Dec 02 07:22:26.966 INFO [stderr] warning: method is never used: `next_move`
Dec 02 07:22:26.966 INFO [stderr]   --> src/solver/mod.rs:36:5
Dec 02 07:22:26.966 INFO [stderr]    |
Dec 02 07:22:26.966 INFO [stderr] 36 |     pub fn next_move(&self) -> Option<(usize, usize)> {
Dec 02 07:22:26.966 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:26.966 INFO [stderr] 
Dec 02 07:22:26.966 INFO [stderr] warning: method is never used: `update_board`
Dec 02 07:22:26.966 INFO [stderr]   --> src/solver/mod.rs:54:5
Dec 02 07:22:26.966 INFO [stderr]    |
Dec 02 07:22:26.966 INFO [stderr] 54 |     pub fn update_board(&mut self, update: Update) -> bool {
Dec 02 07:22:26.966 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:26.966 INFO [stderr] 
Dec 02 07:22:26.966 INFO [stderr] warning: method is never used: `get_unclicked_probabilities`
Dec 02 07:22:26.966 INFO [stderr]   --> src/solver/mod.rs:69:5
Dec 02 07:22:26.966 INFO [stderr]    |
Dec 02 07:22:26.966 INFO [stderr] 69 |     fn get_unclicked_probabilities(&self) -> Vec<(usize, f64)> {
Dec 02 07:22:26.967 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:26.967 INFO [stderr] 
Dec 02 07:22:26.967 INFO [stderr] warning: method is never used: `do_update_board`
Dec 02 07:22:26.967 INFO [stderr]   --> src/solver/mod.rs:78:5
Dec 02 07:22:26.967 INFO [stderr]    |
Dec 02 07:22:26.967 INFO [stderr] 78 |     fn do_update_board(&mut self, update: CountUpdate) {
Dec 02 07:22:26.967 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:26.967 INFO [stderr] 
Dec 02 07:22:26.967 INFO [stderr] warning: method is never used: `update_coeff_mtx`
Dec 02 07:22:26.968 INFO [stderr]   --> src/solver/mod.rs:89:5
Dec 02 07:22:26.970 INFO [stderr]    |
Dec 02 07:22:26.970 INFO [stderr] 89 |     fn update_coeff_mtx(&self, update: CountUpdate) -> DMatrix<f64> {
Dec 02 07:22:26.970 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:26.970 INFO [stderr] 
Dec 02 07:22:26.970 INFO [stderr] warning: method is never used: `update_coeff_vec`
Dec 02 07:22:26.970 INFO [stderr]    --> src/solver/mod.rs:104:5
Dec 02 07:22:26.970 INFO [stderr]     |
Dec 02 07:22:26.970 INFO [stderr] 104 |     fn update_coeff_vec(&self, num_mines: MineCount) -> DVector<f64> {
Dec 02 07:22:26.970 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:26.970 INFO [stderr] 
Dec 02 07:22:26.970 INFO [stderr] warning: method is never used: `adjacent_indices`
Dec 02 07:22:26.970 INFO [stderr]    --> src/solver/mod.rs:109:5
Dec 02 07:22:26.970 INFO [stderr]     |
Dec 02 07:22:26.970 INFO [stderr] 109 |     fn adjacent_indices(&self, update: CountUpdate) -> Vec<usize> {
Dec 02 07:22:26.970 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:26.970 INFO [stderr] 
Dec 02 07:22:26.970 INFO [stderr] warning: function is never used: `to_signed`
Dec 02 07:22:26.970 INFO [stderr]    --> src/solver/mod.rs:131:1
Dec 02 07:22:26.970 INFO [stderr]     |
Dec 02 07:22:26.970 INFO [stderr] 131 | fn to_signed(x: usize) -> isize {
Dec 02 07:22:26.970 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:26.970 INFO [stderr] 
Dec 02 07:22:26.970 INFO [stderr] warning: function is never used: `adjacent_indices_unchecked`
Dec 02 07:22:26.970 INFO [stderr]    --> src/solver/mod.rs:137:1
Dec 02 07:22:26.970 INFO [stderr]     |
Dec 02 07:22:26.970 INFO [stderr] 137 | fn adjacent_indices_unchecked(i: isize, j: isize) -> [(isize, isize); 8] {
Dec 02 07:22:26.970 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:26.970 INFO [stderr] 
Dec 02 07:22:27.471 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.32s
Dec 02 07:22:27.471 INFO [stderr] su: No module specific data is present
Dec 02 07:22:28.587 INFO running `"docker" "inspect" "4dd0e0209d69f968f14bfd1f3ea7f62e5b78f4826767f327277d5654c10ee506"`
Dec 02 07:22:28.880 INFO running `"docker" "rm" "-f" "4dd0e0209d69f968f14bfd1f3ea7f62e5b78f4826767f327277d5654c10ee506"`
Dec 02 07:22:29.203 INFO [stdout] 4dd0e0209d69f968f14bfd1f3ea7f62e5b78f4826767f327277d5654c10ee506
Dec 02 07:22:29.211 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 07:22:29.588 INFO [stdout] 34e6e76c408e37b24fc5f92e1a5673a9203ec511931c82cc951a6efced33d656
Dec 02 07:22:29.591 INFO running `"docker" "start" "-a" "34e6e76c408e37b24fc5f92e1a5673a9203ec511931c82cc951a6efced33d656"`
Dec 02 07:22:31.426 INFO [stderr] usermod: no changes
Dec 02 07:22:31.571 INFO [stderr]    Compiling sweepsolve-rs v0.1.0 (/source)
Dec 02 07:22:33.039 INFO [stderr] warning: variant is never constructed: `NotMine`
Dec 02 07:22:33.039 INFO [stderr]  --> src/solver/click_result.rs:5:5
Dec 02 07:22:33.039 INFO [stderr]   |
Dec 02 07:22:33.039 INFO [stderr] 5 |     NotMine(MineCount),
Dec 02 07:22:33.039 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 02 07:22:33.039 INFO [stderr]   |
Dec 02 07:22:33.039 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 02 07:22:33.039 INFO [stderr] 
Dec 02 07:22:33.039 INFO [stderr] warning: variant is never constructed: `Mine`
Dec 02 07:22:33.039 INFO [stderr]  --> src/solver/click_result.rs:6:5
Dec 02 07:22:33.039 INFO [stderr]   |
Dec 02 07:22:33.039 INFO [stderr] 6 |     Mine,
Dec 02 07:22:33.039 INFO [stderr]   |     ^^^^
Dec 02 07:22:33.039 INFO [stderr] 
Dec 02 07:22:33.039 INFO [stderr] warning: method is never used: `new`
Dec 02 07:22:33.039 INFO [stderr]  --> src/solver/mine_count.rs:7:5
Dec 02 07:22:33.039 INFO [stderr]   |
Dec 02 07:22:33.039 INFO [stderr] 7 |     pub fn new(count: u8) -> MineCount {
Dec 02 07:22:33.039 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:33.039 INFO [stderr] 
Dec 02 07:22:33.039 INFO [stderr] warning: method is never used: `get`
Dec 02 07:22:33.039 INFO [stderr]   --> src/solver/mine_count.rs:13:5
Dec 02 07:22:33.039 INFO [stderr]    |
Dec 02 07:22:33.039 INFO [stderr] 13 |     pub fn get(&self) -> u8 {
Dec 02 07:22:33.039 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:33.039 INFO [stderr] 
Dec 02 07:22:33.039 INFO [stderr] warning: method is never used: `to_count_update`
Dec 02 07:22:33.039 INFO [stderr]   --> src/solver/update.rs:12:5
Dec 02 07:22:33.039 INFO [stderr]    |
Dec 02 07:22:33.039 INFO [stderr] 12 |     pub fn to_count_update(&self) -> Option<CountUpdate> {
Dec 02 07:22:33.039 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:33.039 INFO [stderr] 
Dec 02 07:22:33.040 INFO [stderr] warning: variant is never constructed: `Clicked`
Dec 02 07:22:33.040 INFO [stderr]  --> src/solver/tile_state.rs:6:5
Dec 02 07:22:33.040 INFO [stderr]   |
Dec 02 07:22:33.040 INFO [stderr] 6 |     Clicked(MineCount),
Dec 02 07:22:33.040 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 02 07:22:33.040 INFO [stderr] 
Dec 02 07:22:33.040 INFO [stderr] warning: variant is never constructed: `Mine`
Dec 02 07:22:33.040 INFO [stderr]  --> src/solver/tile_state.rs:7:5
Dec 02 07:22:33.040 INFO [stderr]   |
Dec 02 07:22:33.040 INFO [stderr] 7 |     Mine,
Dec 02 07:22:33.040 INFO [stderr]   |     ^^^^
Dec 02 07:22:33.040 INFO [stderr] 
Dec 02 07:22:33.040 INFO [stderr] warning: struct is never constructed: `Solver`
Dec 02 07:22:33.040 INFO [stderr]   --> src/solver/mod.rs:16:1
Dec 02 07:22:33.040 INFO [stderr]    |
Dec 02 07:22:33.040 INFO [stderr] 16 | pub struct Solver {
Dec 02 07:22:33.040 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 02 07:22:33.040 INFO [stderr] 
Dec 02 07:22:33.040 INFO [stderr] warning: method is never used: `new`
Dec 02 07:22:33.040 INFO [stderr]   --> src/solver/mod.rs:24:5
Dec 02 07:22:33.040 INFO [stderr]    |
Dec 02 07:22:33.040 INFO [stderr] 24 |     pub fn new(width: usize, height: usize, num_mines: usize) -> Solver {
Dec 02 07:22:33.040 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:33.040 INFO [stderr] 
Dec 02 07:22:33.040 INFO [stderr] warning: method is never used: `next_move`
Dec 02 07:22:33.040 INFO [stderr]   --> src/solver/mod.rs:36:5
Dec 02 07:22:33.040 INFO [stderr]    |
Dec 02 07:22:33.040 INFO [stderr] 36 |     pub fn next_move(&self) -> Option<(usize, usize)> {
Dec 02 07:22:33.040 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:33.040 INFO [stderr] 
Dec 02 07:22:33.040 INFO [stderr] warning: method is never used: `update_board`
Dec 02 07:22:33.040 INFO [stderr]   --> src/solver/mod.rs:54:5
Dec 02 07:22:33.040 INFO [stderr]    |
Dec 02 07:22:33.040 INFO [stderr] 54 |     pub fn update_board(&mut self, update: Update) -> bool {
Dec 02 07:22:33.040 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:33.040 INFO [stderr] 
Dec 02 07:22:33.040 INFO [stderr] warning: method is never used: `get_unclicked_probabilities`
Dec 02 07:22:33.040 INFO [stderr]   --> src/solver/mod.rs:69:5
Dec 02 07:22:33.040 INFO [stderr]    |
Dec 02 07:22:33.040 INFO [stderr] 69 |     fn get_unclicked_probabilities(&self) -> Vec<(usize, f64)> {
Dec 02 07:22:33.040 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:33.040 INFO [stderr] 
Dec 02 07:22:33.040 INFO [stderr] warning: method is never used: `do_update_board`
Dec 02 07:22:33.040 INFO [stderr]   --> src/solver/mod.rs:78:5
Dec 02 07:22:33.040 INFO [stderr]    |
Dec 02 07:22:33.040 INFO [stderr] 78 |     fn do_update_board(&mut self, update: CountUpdate) {
Dec 02 07:22:33.040 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:33.040 INFO [stderr] 
Dec 02 07:22:33.040 INFO [stderr] warning: method is never used: `update_coeff_mtx`
Dec 02 07:22:33.040 INFO [stderr]   --> src/solver/mod.rs:89:5
Dec 02 07:22:33.040 INFO [stderr]    |
Dec 02 07:22:33.040 INFO [stderr] 89 |     fn update_coeff_mtx(&self, update: CountUpdate) -> DMatrix<f64> {
Dec 02 07:22:33.040 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:33.040 INFO [stderr] 
Dec 02 07:22:33.040 INFO [stderr] warning: method is never used: `update_coeff_vec`
Dec 02 07:22:33.040 INFO [stderr]    --> src/solver/mod.rs:104:5
Dec 02 07:22:33.040 INFO [stderr]     |
Dec 02 07:22:33.040 INFO [stderr] 104 |     fn update_coeff_vec(&self, num_mines: MineCount) -> DVector<f64> {
Dec 02 07:22:33.040 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:33.040 INFO [stderr] 
Dec 02 07:22:33.040 INFO [stderr] warning: method is never used: `adjacent_indices`
Dec 02 07:22:33.040 INFO [stderr]    --> src/solver/mod.rs:109:5
Dec 02 07:22:33.040 INFO [stderr]     |
Dec 02 07:22:33.040 INFO [stderr] 109 |     fn adjacent_indices(&self, update: CountUpdate) -> Vec<usize> {
Dec 02 07:22:33.040 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:33.040 INFO [stderr] 
Dec 02 07:22:33.040 INFO [stderr] warning: function is never used: `to_signed`
Dec 02 07:22:33.040 INFO [stderr]    --> src/solver/mod.rs:131:1
Dec 02 07:22:33.040 INFO [stderr]     |
Dec 02 07:22:33.040 INFO [stderr] 131 | fn to_signed(x: usize) -> isize {
Dec 02 07:22:33.040 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:33.040 INFO [stderr] 
Dec 02 07:22:33.040 INFO [stderr] warning: function is never used: `adjacent_indices_unchecked`
Dec 02 07:22:33.040 INFO [stderr]    --> src/solver/mod.rs:137:1
Dec 02 07:22:33.040 INFO [stderr]     |
Dec 02 07:22:33.040 INFO [stderr] 137 | fn adjacent_indices_unchecked(i: isize, j: isize) -> [(isize, isize); 8] {
Dec 02 07:22:33.040 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 07:22:33.040 INFO [stderr] 
Dec 02 07:22:33.531 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.08s
Dec 02 07:22:33.535 INFO [stderr] su: No module specific data is present
Dec 02 07:22:34.765 INFO running `"docker" "inspect" "34e6e76c408e37b24fc5f92e1a5673a9203ec511931c82cc951a6efced33d656"`
Dec 02 07:22:35.145 INFO running `"docker" "rm" "-f" "34e6e76c408e37b24fc5f92e1a5673a9203ec511931c82cc951a6efced33d656"`
Dec 02 07:22:35.544 INFO [stdout] 34e6e76c408e37b24fc5f92e1a5673a9203ec511931c82cc951a6efced33d656
Dec 02 07:22:35.549 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 07:22:36.185 INFO [stdout] ad3553d995807cc526490fd18ca772f7628fe5d21397acb5adcfa9f94a2fd39b
Dec 02 07:22:36.187 INFO running `"docker" "start" "-a" "ad3553d995807cc526490fd18ca772f7628fe5d21397acb5adcfa9f94a2fd39b"`
Dec 02 07:22:37.650 INFO [stderr] usermod: no changes
Dec 02 07:22:37.747 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
Dec 02 07:22:37.752 INFO [stderr]      Running /target/debug/deps/sweepsolve_rs-d8d260d606fdc72a
Dec 02 07:22:37.762 INFO [stdout] 
Dec 02 07:22:37.762 INFO [stdout] running 0 tests
Dec 02 07:22:37.762 INFO [stdout] 
Dec 02 07:22:37.762 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 02 07:22:37.762 INFO [stdout] 
Dec 02 07:22:37.766 INFO [stderr] su: No module specific data is present
Dec 02 07:22:38.340 INFO running `"docker" "inspect" "ad3553d995807cc526490fd18ca772f7628fe5d21397acb5adcfa9f94a2fd39b"`
Dec 02 07:22:38.604 INFO running `"docker" "rm" "-f" "ad3553d995807cc526490fd18ca772f7628fe5d21397acb5adcfa9f94a2fd39b"`
Dec 02 07:22:38.849 INFO [stdout] ad3553d995807cc526490fd18ca772f7628fe5d21397acb5adcfa9f94a2fd39b
