[INFO] updating cached repository https://github.com/FaydSpeare/Celestial
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4853e53a9091b2d62fb20e240241f237dd47dc0b
[INFO] testing FaydSpeare/Celestial against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFaydSpeare%2FCelestial" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FaydSpeare/Celestial on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/FaydSpeare/Celestial
[INFO] finished tweaking git repo https://github.com/FaydSpeare/Celestial
[INFO] tweaked toml for git repo https://github.com/FaydSpeare/Celestial written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/FaydSpeare/Celestial already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f298b13d9ea5b6fa4a7a39404995415c52c00dbd82357923f6bdea593b7705ce
[INFO] running `"docker" "start" "-a" "f298b13d9ea5b6fa4a7a39404995415c52c00dbd82357923f6bdea593b7705ce"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling bitintr v0.2.0
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling celestial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/domotion.rs:44:45
[INFO] [stderr]    |
[INFO] [stderr] 44 |                 self.piece_list[piece][i] = (to as i32);
[INFO] [stderr]    |                                             ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/evaluation.rs:70:16
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let rank = (i / 8);
[INFO] [stderr]    |                ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/parsing.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |     let c = fen.next().unwrap();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `c` is never read
[INFO] [stderr]   --> src/parsing.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |         c = fen.next().unwrap();
[INFO] [stderr]    |         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `c` is never read
[INFO] [stderr]   --> src/parsing.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 |     c = fen.next().unwrap();
[INFO] [stderr]    |     ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `a` is never read
[INFO] [stderr]   --> src/parsing.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |     let mut a = 0;
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `b` is never read
[INFO] [stderr]   --> src/parsing.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |     let mut b = 0;
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `a` is never read
[INFO] [stderr]    --> src/parsing.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |     let mut a = 0;
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `b` is never read
[INFO] [stderr]    --> src/parsing.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr] 110 |     let mut b = 0;
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]   --> src/mcts.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let mut rng = rand::thread_rng();
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `traversals` is assigned to, but never used
[INFO] [stderr]   --> src/mcts.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut traversals = 0;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_traversals` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/mcts.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     for i in list.iter(){
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/mcts.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     for n in 0..50000 {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/uci.rs:28:16
[INFO] [stderr]    |
[INFO] [stderr] 28 |             Ok(t) => {
[INFO] [stderr]    |                ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `move_num`
[INFO] [stderr]    --> src/search.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr] 120 |     let mut move_num = 0;
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_move_num`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `score` is never read
[INFO] [stderr]    --> src/search.rs:125:9
[INFO] [stderr]     |
[INFO] [stderr] 125 |     let mut score = -INF;
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `null`
[INFO] [stderr]   --> src/search.rs:91:105
[INFO] [stderr]    |
[INFO] [stderr] 91 | pub fn alpha_beta(mut alpha: i32, beta: i32, mut depth: i32, pos: &mut Position, info: &mut SearchInfo, null: bool) -> i32 {
[INFO] [stderr]    |                                                                                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_null`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `best_score` is never read
[INFO] [stderr]    --> src/search.rs:216:9
[INFO] [stderr]     |
[INFO] [stderr] 216 |     let mut best_score = -INF;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pv_moves`
[INFO] [stderr]    --> src/search.rs:217:9
[INFO] [stderr]     |
[INFO] [stderr] 217 |     let mut pv_moves = 0;
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pv_moves`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pv_num`
[INFO] [stderr]    --> src/search.rs:218:9
[INFO] [stderr]     |
[INFO] [stderr] 218 |     let mut pv_num = 0;
[INFO] [stderr]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pv_num`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/search.rs:274:9
[INFO] [stderr]     |
[INFO] [stderr] 274 |     for i in 0..depth {
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/search.rs:291:9
[INFO] [stderr]     |
[INFO] [stderr] 291 |     for i in 0..count {
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `move_num`
[INFO] [stderr]    --> src/search.rs:321:9
[INFO] [stderr]     |
[INFO] [stderr] 321 |     let mut move_num = 0;
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_move_num`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `score` is never read
[INFO] [stderr]    --> src/search.rs:326:9
[INFO] [stderr]     |
[INFO] [stderr] 326 |     let mut score = -INF;
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `list` is never read
[INFO] [stderr]    --> src/search.rs:397:9
[INFO] [stderr]     |
[INFO] [stderr] 397 |     let mut list: Vec<Motion> = vec![];
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/mcts.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let mut rng = rand::thread_rng();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/search.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr] 120 |     let mut move_num = 0;
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/search.rs:217:9
[INFO] [stderr]     |
[INFO] [stderr] 217 |     let mut pv_moves = 0;
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/search.rs:218:9
[INFO] [stderr]     |
[INFO] [stderr] 218 |     let mut pv_num = 0;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/search.rs:321:9
[INFO] [stderr]     |
[INFO] [stderr] 321 |     let mut move_num = 0;
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `promotee`
[INFO] [stderr]   --> src/position.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub fn promotee(&self) -> u16 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_none`
[INFO] [stderr]   --> src/position.rs:94:5
[INFO] [stderr]    |
[INFO] [stderr] 94 |     pub fn is_none(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_prom_queen`
[INFO] [stderr]   --> src/position.rs:98:5
[INFO] [stderr]    |
[INFO] [stderr] 98 |     pub fn is_prom_queen(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_prom_rook`
[INFO] [stderr]    --> src/position.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn is_prom_rook(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_prom_bishop`
[INFO] [stderr]    --> src/position.rs:106:5
[INFO] [stderr]     |
[INFO] [stderr] 106 |     pub fn is_prom_bishop(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_prom_knight`
[INFO] [stderr]    --> src/position.rs:110:5
[INFO] [stderr]     |
[INFO] [stderr] 110 |     pub fn is_prom_knight(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `reset`
[INFO] [stderr]    --> src/position.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |     pub fn reset(&mut self){
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `gen_legal_moves`
[INFO] [stderr]    --> src/movegen.rs:729:8
[INFO] [stderr]     |
[INFO] [stderr] 729 | pub fn gen_legal_moves(motion_list: &mut Vec<Motion>, position: &mut Position){
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MotionList`
[INFO] [stderr]  --> src/motion.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct MotionList {
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/motion.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new() -> Motion {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_none`
[INFO] [stderr]   --> src/motion.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn is_none(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_capture`
[INFO] [stderr]   --> src/motion.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     pub fn is_capture(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_moves`
[INFO] [stderr]   --> src/io.rs:24:8
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn print_moves(list: &Vec<Motion>){
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_mcts`
[INFO] [stderr]   --> src/mcts.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn run_mcts(pos: &mut Position, list: &Vec<Motion>) -> usize {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `simulate`
[INFO] [stderr]   --> src/mcts.rs:77:8
[INFO] [stderr]    |
[INFO] [stderr] 77 | pub fn simulate(pos: &mut Position) -> i32{
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `evaluate`
[INFO] [stderr]    --> src/mcts.rs:121:8
[INFO] [stderr]     |
[INFO] [stderr] 121 | pub fn evaluate(pos: &Position) -> i32 {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `iterative_deepening`
[INFO] [stderr]    --> src/search.rs:389:8
[INFO] [stderr]     |
[INFO] [stderr] 389 | pub fn iterative_deepening(time: u128, pos: &mut Position) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `minimax_top`
[INFO] [stderr]    --> src/search.rs:425:8
[INFO] [stderr]     |
[INFO] [stderr] 425 | pub fn minimax_top(list: &mut Vec<Motion>, depth: i32, pos: &mut Position, k: &mut i32) -> usize {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `minimax`
[INFO] [stderr]    --> src/search.rs:472:8
[INFO] [stderr]     |
[INFO] [stderr] 472 | pub fn minimax(depth: i32, pos: &mut Position, player: bool, k: &mut i32) -> i32 {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `KING_TABLE`
[INFO] [stderr]   --> src/evaluation.rs:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | / pub const KING_TABLE: [i32; 64] = [     0,   0,   0,   0,   0,   0,   0,   0, 
[INFO] [stderr] 49 | |                                         0,   0,   0,   0,   0,   0,   0,   0, 
[INFO] [stderr] 50 | |                                         0,   0,   0,   0,   0,   0,   0,   0, 
[INFO] [stderr] 51 | |                                         0,   0,   0,   0,   0,   0,   0,   0, 
[INFO] [stderr] ...  |
[INFO] [stderr] 55 | |                                        10,  20,  20,   5,   0,  10,  30,  10, 
[INFO] [stderr] 56 | |                                     ];
[INFO] [stderr]    | |______________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `divide`
[INFO] [stderr]   --> src/main.rs:57:4
[INFO] [stderr]    |
[INFO] [stderr] 57 | fn divide(depth: i32, pos: &mut Position){
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `perft`
[INFO] [stderr]   --> src/main.rs:90:4
[INFO] [stderr]    |
[INFO] [stderr] 90 | fn perft(depth: i32, pos: &mut Position, leaves: &mut i32){
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 52 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.21s
[INFO] running `"docker" "inspect" "f298b13d9ea5b6fa4a7a39404995415c52c00dbd82357923f6bdea593b7705ce"`
[INFO] running `"docker" "rm" "-f" "f298b13d9ea5b6fa4a7a39404995415c52c00dbd82357923f6bdea593b7705ce"`
[INFO] [stdout] f298b13d9ea5b6fa4a7a39404995415c52c00dbd82357923f6bdea593b7705ce
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1a1dd293dcfde777d91cdbeb319fc0937b73dd76e5fee0af91e8eae7ea24a00d
[INFO] running `"docker" "start" "-a" "1a1dd293dcfde777d91cdbeb319fc0937b73dd76e5fee0af91e8eae7ea24a00d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling celestial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/domotion.rs:44:45
[INFO] [stderr]    |
[INFO] [stderr] 44 |                 self.piece_list[piece][i] = (to as i32);
[INFO] [stderr]    |                                             ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/evaluation.rs:70:16
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let rank = (i / 8);
[INFO] [stderr]    |                ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/parsing.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |     let c = fen.next().unwrap();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `c` is never read
[INFO] [stderr]   --> src/parsing.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |         c = fen.next().unwrap();
[INFO] [stderr]    |         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `c` is never read
[INFO] [stderr]   --> src/parsing.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 |     c = fen.next().unwrap();
[INFO] [stderr]    |     ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `a` is never read
[INFO] [stderr]   --> src/parsing.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |     let mut a = 0;
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `b` is never read
[INFO] [stderr]   --> src/parsing.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |     let mut b = 0;
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `a` is never read
[INFO] [stderr]    --> src/parsing.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |     let mut a = 0;
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `b` is never read
[INFO] [stderr]    --> src/parsing.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr] 110 |     let mut b = 0;
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]   --> src/mcts.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let mut rng = rand::thread_rng();
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `traversals` is assigned to, but never used
[INFO] [stderr]   --> src/mcts.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut traversals = 0;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_traversals` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/mcts.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     for i in list.iter(){
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/mcts.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     for n in 0..50000 {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/uci.rs:28:16
[INFO] [stderr]    |
[INFO] [stderr] 28 |             Ok(t) => {
[INFO] [stderr]    |                ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `move_num`
[INFO] [stderr]    --> src/search.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr] 120 |     let mut move_num = 0;
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_move_num`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `score` is never read
[INFO] [stderr]    --> src/search.rs:125:9
[INFO] [stderr]     |
[INFO] [stderr] 125 |     let mut score = -INF;
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `null`
[INFO] [stderr]   --> src/search.rs:91:105
[INFO] [stderr]    |
[INFO] [stderr] 91 | pub fn alpha_beta(mut alpha: i32, beta: i32, mut depth: i32, pos: &mut Position, info: &mut SearchInfo, null: bool) -> i32 {
[INFO] [stderr]    |                                                                                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_null`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `best_score` is never read
[INFO] [stderr]    --> src/search.rs:216:9
[INFO] [stderr]     |
[INFO] [stderr] 216 |     let mut best_score = -INF;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pv_moves`
[INFO] [stderr]    --> src/search.rs:217:9
[INFO] [stderr]     |
[INFO] [stderr] 217 |     let mut pv_moves = 0;
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pv_moves`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pv_num`
[INFO] [stderr]    --> src/search.rs:218:9
[INFO] [stderr]     |
[INFO] [stderr] 218 |     let mut pv_num = 0;
[INFO] [stderr]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pv_num`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/search.rs:274:9
[INFO] [stderr]     |
[INFO] [stderr] 274 |     for i in 0..depth {
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/search.rs:291:9
[INFO] [stderr]     |
[INFO] [stderr] 291 |     for i in 0..count {
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `move_num`
[INFO] [stderr]    --> src/search.rs:321:9
[INFO] [stderr]     |
[INFO] [stderr] 321 |     let mut move_num = 0;
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_move_num`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `score` is never read
[INFO] [stderr]    --> src/search.rs:326:9
[INFO] [stderr]     |
[INFO] [stderr] 326 |     let mut score = -INF;
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `list` is never read
[INFO] [stderr]    --> src/search.rs:397:9
[INFO] [stderr]     |
[INFO] [stderr] 397 |     let mut list: Vec<Motion> = vec![];
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/mcts.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let mut rng = rand::thread_rng();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/search.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr] 120 |     let mut move_num = 0;
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/search.rs:217:9
[INFO] [stderr]     |
[INFO] [stderr] 217 |     let mut pv_moves = 0;
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/search.rs:218:9
[INFO] [stderr]     |
[INFO] [stderr] 218 |     let mut pv_num = 0;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/search.rs:321:9
[INFO] [stderr]     |
[INFO] [stderr] 321 |     let mut move_num = 0;
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `promotee`
[INFO] [stderr]   --> src/position.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub fn promotee(&self) -> u16 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_none`
[INFO] [stderr]   --> src/position.rs:94:5
[INFO] [stderr]    |
[INFO] [stderr] 94 |     pub fn is_none(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_prom_queen`
[INFO] [stderr]   --> src/position.rs:98:5
[INFO] [stderr]    |
[INFO] [stderr] 98 |     pub fn is_prom_queen(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_prom_rook`
[INFO] [stderr]    --> src/position.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn is_prom_rook(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_prom_bishop`
[INFO] [stderr]    --> src/position.rs:106:5
[INFO] [stderr]     |
[INFO] [stderr] 106 |     pub fn is_prom_bishop(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_prom_knight`
[INFO] [stderr]    --> src/position.rs:110:5
[INFO] [stderr]     |
[INFO] [stderr] 110 |     pub fn is_prom_knight(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `reset`
[INFO] [stderr]    --> src/position.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |     pub fn reset(&mut self){
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `gen_legal_moves`
[INFO] [stderr]    --> src/movegen.rs:729:8
[INFO] [stderr]     |
[INFO] [stderr] 729 | pub fn gen_legal_moves(motion_list: &mut Vec<Motion>, position: &mut Position){
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MotionList`
[INFO] [stderr]  --> src/motion.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct MotionList {
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/motion.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new() -> Motion {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_none`
[INFO] [stderr]   --> src/motion.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn is_none(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_capture`
[INFO] [stderr]   --> src/motion.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     pub fn is_capture(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_moves`
[INFO] [stderr]   --> src/io.rs:24:8
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn print_moves(list: &Vec<Motion>){
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_mcts`
[INFO] [stderr]   --> src/mcts.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn run_mcts(pos: &mut Position, list: &Vec<Motion>) -> usize {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `simulate`
[INFO] [stderr]   --> src/mcts.rs:77:8
[INFO] [stderr]    |
[INFO] [stderr] 77 | pub fn simulate(pos: &mut Position) -> i32{
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `evaluate`
[INFO] [stderr]    --> src/mcts.rs:121:8
[INFO] [stderr]     |
[INFO] [stderr] 121 | pub fn evaluate(pos: &Position) -> i32 {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `iterative_deepening`
[INFO] [stderr]    --> src/search.rs:389:8
[INFO] [stderr]     |
[INFO] [stderr] 389 | pub fn iterative_deepening(time: u128, pos: &mut Position) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `minimax_top`
[INFO] [stderr]    --> src/search.rs:425:8
[INFO] [stderr]     |
[INFO] [stderr] 425 | pub fn minimax_top(list: &mut Vec<Motion>, depth: i32, pos: &mut Position, k: &mut i32) -> usize {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `minimax`
[INFO] [stderr]    --> src/search.rs:472:8
[INFO] [stderr]     |
[INFO] [stderr] 472 | pub fn minimax(depth: i32, pos: &mut Position, player: bool, k: &mut i32) -> i32 {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `KING_TABLE`
[INFO] [stderr]   --> src/evaluation.rs:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | / pub const KING_TABLE: [i32; 64] = [     0,   0,   0,   0,   0,   0,   0,   0, 
[INFO] [stderr] 49 | |                                         0,   0,   0,   0,   0,   0,   0,   0, 
[INFO] [stderr] 50 | |                                         0,   0,   0,   0,   0,   0,   0,   0, 
[INFO] [stderr] 51 | |                                         0,   0,   0,   0,   0,   0,   0,   0, 
[INFO] [stderr] ...  |
[INFO] [stderr] 55 | |                                        10,  20,  20,   5,   0,  10,  30,  10, 
[INFO] [stderr] 56 | |                                     ];
[INFO] [stderr]    | |______________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `divide`
[INFO] [stderr]   --> src/main.rs:57:4
[INFO] [stderr]    |
[INFO] [stderr] 57 | fn divide(depth: i32, pos: &mut Position){
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `perft`
[INFO] [stderr]   --> src/main.rs:90:4
[INFO] [stderr]    |
[INFO] [stderr] 90 | fn perft(depth: i32, pos: &mut Position, leaves: &mut i32){
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 52 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `"docker" "inspect" "1a1dd293dcfde777d91cdbeb319fc0937b73dd76e5fee0af91e8eae7ea24a00d"`
[INFO] running `"docker" "rm" "-f" "1a1dd293dcfde777d91cdbeb319fc0937b73dd76e5fee0af91e8eae7ea24a00d"`
[INFO] [stdout] 1a1dd293dcfde777d91cdbeb319fc0937b73dd76e5fee0af91e8eae7ea24a00d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3a7630b38116b8d9c4e58cf54c7c1baf0ed6b3c6f480246769a31b72d3c46360
[INFO] running `"docker" "start" "-a" "3a7630b38116b8d9c4e58cf54c7c1baf0ed6b3c6f480246769a31b72d3c46360"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/domotion.rs:44:45
[INFO] [stderr]    |
[INFO] [stderr] 44 |                 self.piece_list[piece][i] = (to as i32);
[INFO] [stderr]    |                                             ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/evaluation.rs:70:16
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let rank = (i / 8);
[INFO] [stderr]    |                ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/parsing.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |     let c = fen.next().unwrap();
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `c` is never read
[INFO] [stderr]   --> src/parsing.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |         c = fen.next().unwrap();
[INFO] [stderr]    |         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `c` is never read
[INFO] [stderr]   --> src/parsing.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 |     c = fen.next().unwrap();
[INFO] [stderr]    |     ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `a` is never read
[INFO] [stderr]   --> src/parsing.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |     let mut a = 0;
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `b` is never read
[INFO] [stderr]   --> src/parsing.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |     let mut b = 0;
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `a` is never read
[INFO] [stderr]    --> src/parsing.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |     let mut a = 0;
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `b` is never read
[INFO] [stderr]    --> src/parsing.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr] 110 |     let mut b = 0;
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]   --> src/mcts.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let mut rng = rand::thread_rng();
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `traversals` is assigned to, but never used
[INFO] [stderr]   --> src/mcts.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut traversals = 0;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_traversals` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/mcts.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     for i in list.iter(){
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/mcts.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     for n in 0..50000 {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/uci.rs:28:16
[INFO] [stderr]    |
[INFO] [stderr] 28 |             Ok(t) => {
[INFO] [stderr]    |                ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `move_num`
[INFO] [stderr]    --> src/search.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr] 120 |     let mut move_num = 0;
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_move_num`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `score` is never read
[INFO] [stderr]    --> src/search.rs:125:9
[INFO] [stderr]     |
[INFO] [stderr] 125 |     let mut score = -INF;
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `null`
[INFO] [stderr]   --> src/search.rs:91:105
[INFO] [stderr]    |
[INFO] [stderr] 91 | pub fn alpha_beta(mut alpha: i32, beta: i32, mut depth: i32, pos: &mut Position, info: &mut SearchInfo, null: bool) -> i32 {
[INFO] [stderr]    |                                                                                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_null`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `best_score` is never read
[INFO] [stderr]    --> src/search.rs:216:9
[INFO] [stderr]     |
[INFO] [stderr] 216 |     let mut best_score = -INF;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pv_moves`
[INFO] [stderr]    --> src/search.rs:217:9
[INFO] [stderr]     |
[INFO] [stderr] 217 |     let mut pv_moves = 0;
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pv_moves`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pv_num`
[INFO] [stderr]    --> src/search.rs:218:9
[INFO] [stderr]     |
[INFO] [stderr] 218 |     let mut pv_num = 0;
[INFO] [stderr]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pv_num`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/search.rs:274:9
[INFO] [stderr]     |
[INFO] [stderr] 274 |     for i in 0..depth {
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/search.rs:291:9
[INFO] [stderr]     |
[INFO] [stderr] 291 |     for i in 0..count {
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `move_num`
[INFO] [stderr]    --> src/search.rs:321:9
[INFO] [stderr]     |
[INFO] [stderr] 321 |     let mut move_num = 0;
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_move_num`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `score` is never read
[INFO] [stderr]    --> src/search.rs:326:9
[INFO] [stderr]     |
[INFO] [stderr] 326 |     let mut score = -INF;
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `list` is never read
[INFO] [stderr]    --> src/search.rs:397:9
[INFO] [stderr]     |
[INFO] [stderr] 397 |     let mut list: Vec<Motion> = vec![];
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/mcts.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let mut rng = rand::thread_rng();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/search.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr] 120 |     let mut move_num = 0;
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/search.rs:217:9
[INFO] [stderr]     |
[INFO] [stderr] 217 |     let mut pv_moves = 0;
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/search.rs:218:9
[INFO] [stderr]     |
[INFO] [stderr] 218 |     let mut pv_num = 0;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/search.rs:321:9
[INFO] [stderr]     |
[INFO] [stderr] 321 |     let mut move_num = 0;
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `promotee`
[INFO] [stderr]   --> src/position.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub fn promotee(&self) -> u16 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_none`
[INFO] [stderr]   --> src/position.rs:94:5
[INFO] [stderr]    |
[INFO] [stderr] 94 |     pub fn is_none(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_prom_queen`
[INFO] [stderr]   --> src/position.rs:98:5
[INFO] [stderr]    |
[INFO] [stderr] 98 |     pub fn is_prom_queen(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_prom_rook`
[INFO] [stderr]    --> src/position.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn is_prom_rook(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_prom_bishop`
[INFO] [stderr]    --> src/position.rs:106:5
[INFO] [stderr]     |
[INFO] [stderr] 106 |     pub fn is_prom_bishop(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_prom_knight`
[INFO] [stderr]    --> src/position.rs:110:5
[INFO] [stderr]     |
[INFO] [stderr] 110 |     pub fn is_prom_knight(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `reset`
[INFO] [stderr]    --> src/position.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |     pub fn reset(&mut self){
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `gen_legal_moves`
[INFO] [stderr]    --> src/movegen.rs:729:8
[INFO] [stderr]     |
[INFO] [stderr] 729 | pub fn gen_legal_moves(motion_list: &mut Vec<Motion>, position: &mut Position){
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MotionList`
[INFO] [stderr]  --> src/motion.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct MotionList {
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/motion.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new() -> Motion {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_none`
[INFO] [stderr]   --> src/motion.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn is_none(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_capture`
[INFO] [stderr]   --> src/motion.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     pub fn is_capture(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_moves`
[INFO] [stderr]   --> src/io.rs:24:8
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn print_moves(list: &Vec<Motion>){
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_mcts`
[INFO] [stderr]   --> src/mcts.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn run_mcts(pos: &mut Position, list: &Vec<Motion>) -> usize {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `simulate`
[INFO] [stderr]   --> src/mcts.rs:77:8
[INFO] [stderr]    |
[INFO] [stderr] 77 | pub fn simulate(pos: &mut Position) -> i32{
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `evaluate`
[INFO] [stderr]    --> src/mcts.rs:121:8
[INFO] [stderr]     |
[INFO] [stderr] 121 | pub fn evaluate(pos: &Position) -> i32 {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `iterative_deepening`
[INFO] [stderr]    --> src/search.rs:389:8
[INFO] [stderr]     |
[INFO] [stderr] 389 | pub fn iterative_deepening(time: u128, pos: &mut Position) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `minimax_top`
[INFO] [stderr]    --> src/search.rs:425:8
[INFO] [stderr]     |
[INFO] [stderr] 425 | pub fn minimax_top(list: &mut Vec<Motion>, depth: i32, pos: &mut Position, k: &mut i32) -> usize {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `minimax`
[INFO] [stderr]    --> src/search.rs:472:8
[INFO] [stderr]     |
[INFO] [stderr] 472 | pub fn minimax(depth: i32, pos: &mut Position, player: bool, k: &mut i32) -> i32 {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `KING_TABLE`
[INFO] [stderr]   --> src/evaluation.rs:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | / pub const KING_TABLE: [i32; 64] = [     0,   0,   0,   0,   0,   0,   0,   0, 
[INFO] [stderr] 49 | |                                         0,   0,   0,   0,   0,   0,   0,   0, 
[INFO] [stderr] 50 | |                                         0,   0,   0,   0,   0,   0,   0,   0, 
[INFO] [stderr] 51 | |                                         0,   0,   0,   0,   0,   0,   0,   0, 
[INFO] [stderr] ...  |
[INFO] [stderr] 55 | |                                        10,  20,  20,   5,   0,  10,  30,  10, 
[INFO] [stderr] 56 | |                                     ];
[INFO] [stderr]    | |______________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `divide`
[INFO] [stderr]   --> src/main.rs:57:4
[INFO] [stderr]    |
[INFO] [stderr] 57 | fn divide(depth: i32, pos: &mut Position){
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `perft`
[INFO] [stderr]   --> src/main.rs:90:4
[INFO] [stderr]    |
[INFO] [stderr] 90 | fn perft(depth: i32, pos: &mut Position, leaves: &mut i32){
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 52 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/celestial-04a3cb08f2784799
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3a7630b38116b8d9c4e58cf54c7c1baf0ed6b3c6f480246769a31b72d3c46360"`
[INFO] running `"docker" "rm" "-f" "3a7630b38116b8d9c4e58cf54c7c1baf0ed6b3c6f480246769a31b72d3c46360"`
[INFO] [stdout] 3a7630b38116b8d9c4e58cf54c7c1baf0ed6b3c6f480246769a31b72d3c46360