[INFO] cloning repository https://github.com/tehpsy/BocoSolver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tehpsy/BocoSolver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftehpsy%2FBocoSolver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftehpsy%2FBocoSolver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e2f460b7cc9668701b70bb066eefb5d7b8a4b88
[INFO] checking tehpsy/BocoSolver against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftehpsy%2FBocoSolver" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tehpsy/BocoSolver on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tehpsy/BocoSolver
[INFO] finished tweaking git repo https://github.com/tehpsy/BocoSolver
[INFO] tweaked toml for git repo https://github.com/tehpsy/BocoSolver written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/tehpsy/BocoSolver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enum-iterator-derive v0.6.0
[INFO] [stderr]   Downloaded tinyset v0.4.4
[INFO] [stderr]   Downloaded enum-iterator v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58b6f964cb33a340eafb155e6ab21c816b504c3b8beecdf42cae3f090d81bef7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "58b6f964cb33a340eafb155e6ab21c816b504c3b8beecdf42cae3f090d81bef7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58b6f964cb33a340eafb155e6ab21c816b504c3b8beecdf42cae3f090d81bef7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58b6f964cb33a340eafb155e6ab21c816b504c3b8beecdf42cae3f090d81bef7", kill_on_drop: false }`
[INFO] [stdout] 58b6f964cb33a340eafb155e6ab21c816b504c3b8beecdf42cae3f090d81bef7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81e036430f729c4fe2dc88bad965e0e07dc729f11e2043c0849232c1272702e8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "81e036430f729c4fe2dc88bad965e0e07dc729f11e2043c0849232c1272702e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking tinyset v0.4.4
[INFO] [stderr]    Compiling enum-iterator-derive v0.6.0
[INFO] [stderr]     Checking enum-iterator v0.6.0
[INFO] [stderr]     Checking boco_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `position`
[INFO] [stdout]  --> src/model/board.rs:2:41
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::{NeighbourIds, block::Block, position};
[INFO] [stdout]   |                                         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::unit::Unit`
[INFO] [stdout]  --> src/model/board.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::unit::Unit;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::Borrow`
[INFO] [stdout]  --> src/model/board.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::{borrow::Borrow, collections::HashMap, hash::Hash};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::hasher`
[INFO] [stdout]  --> src/builder.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::hasher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/builder.rs:5:34
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{collections::{HashMap, HashSet}};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `maplit::hashset`
[INFO] [stdout]  --> src/builder.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use maplit::hashset;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> src/main.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `position`
[INFO] [stdout]  --> src/model/board.rs:2:41
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::{NeighbourIds, block::Block, position};
[INFO] [stdout]   |                                         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::unit::Unit`
[INFO] [stdout]  --> src/model/board.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::unit::Unit;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `borrow::Borrow`
[INFO] [stdout]  --> src/model/board.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::{borrow::Borrow, collections::HashMap, hash::Hash};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::hasher`
[INFO] [stdout]  --> src/builder.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::hasher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/builder.rs:5:34
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{collections::{HashMap, HashSet}};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `maplit::hashset`
[INFO] [stdout]  --> src/builder.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use maplit::hashset;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> src/main.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utils::print`
[INFO] [stdout]   --> src/test.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     use utils::print;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]    --> src/model/board.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let block = self.blocks[&player_pos];
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_pos`
[INFO] [stdout]    --> src/model/board.rs:199:15
[INFO] [stdout]     |
[INFO] [stdout] 199 |       let (_, max_pos) = self.get_size();
[INFO] [stdout]     |               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]    --> src/model/board.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let block = self.blocks[&player_pos];
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_pos`
[INFO] [stdout]    --> src/model/board.rs:199:15
[INFO] [stdout]     |
[INFO] [stdout] 199 |       let (_, max_pos) = self.get_size();
[INFO] [stdout]     |               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `intermediate_board_hash`
[INFO] [stdout]    --> src/test.rs:703:13
[INFO] [stdout]     |
[INFO] [stdout] 703 |         let intermediate_board_hash = calculate_hash(&intermediate_board);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_intermediate_board_hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `first_hash_1`
[INFO] [stdout]    --> src/test.rs:705:13
[INFO] [stdout]     |
[INFO] [stdout] 705 |         let first_hash_1 = calculate_hash(&first_board);
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_hash_1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `first_hash_2`
[INFO] [stdout]    --> src/test.rs:706:13
[INFO] [stdout]     |
[INFO] [stdout] 706 |         let first_hash_2 = calculate_hash(&first_board);
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_hash_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_hash_1`
[INFO] [stdout]    --> src/test.rs:707:13
[INFO] [stdout]     |
[INFO] [stdout] 707 |         let last_hash_1 = calculate_hash(&last_board);
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_hash_1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `last_hash_2`
[INFO] [stdout]    --> src/test.rs:708:13
[INFO] [stdout]     |
[INFO] [stdout] 708 |         let last_hash_2 = calculate_hash(&last_board);
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_hash_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hardest_boco_level`
[INFO] [stdout]  --> src/example_boards.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn hardest_boco_level() -> Board {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `easiest_boco_level`
[INFO] [stdout]   --> src/example_boards.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn easiest_boco_level() -> Board {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve`
[INFO] [stdout]   --> src/solver.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn solve(board: Board) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `flip_horizontal`
[INFO] [stdout]   --> src/model/orientation.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn flip_horizontal(&self) -> Orientation {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `flip_vertical`
[INFO] [stdout]   --> src/model/orientation.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn flip_vertical(&self) -> Orientation {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_horizontal`
[INFO] [stdout]   --> src/model/orientation.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn is_horizontal(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_vertical`
[INFO] [stdout]   --> src/model/orientation.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn is_vertical(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rotate_cw_90_deg`
[INFO] [stdout]   --> src/model/orientation.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn rotate_cw_90_deg(&self) -> Orientation {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `flip_horizontal`
[INFO] [stdout]   --> src/model/unit.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn flip_horizontal(&self) -> Unit {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `flip_vertical`
[INFO] [stdout]   --> src/model/unit.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn flip_vertical(&self) -> Unit {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rotate_cw`
[INFO] [stdout]   --> src/model/unit.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn rotate_cw(&self) -> Unit {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/model/neighbour_ids.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(up: Option<Position>, down: Option<Position>, left: Option<Position>, right: Option<Position>) -> NeighbourIds {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_size`
[INFO] [stdout]    --> src/model/board.rs:151:12
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub fn get_size(&self) -> (Position, Position) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `flip_horizontal`
[INFO] [stdout]    --> src/model/board.rs:160:12
[INFO] [stdout]     |
[INFO] [stdout] 160 |     pub fn flip_horizontal(&self) -> Board {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `flip_vertical`
[INFO] [stdout]    --> src/model/board.rs:179:12
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn flip_vertical(&self) -> Board {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rotate_cw_90_deg`
[INFO] [stdout]    --> src/model/board.rs:198:12
[INFO] [stdout]     |
[INFO] [stdout] 198 |     pub fn rotate_cw_90_deg(&self) -> Board {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `flip_horizontal`
[INFO] [stdout]   --> src/model/block.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn flip_horizontal(&self) -> Block {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `flip_vertical`
[INFO] [stdout]   --> src/model/block.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn flip_vertical(&self) -> Block {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rotate_cw`
[INFO] [stdout]   --> src/model/block.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn rotate_cw(&self) -> Block {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reflect_horizontally`
[INFO] [stdout]   --> src/model/position.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn reflect_horizontally(&self, x: f64) -> Position {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reflect_vertically`
[INFO] [stdout]   --> src/model/position.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn reflect_vertically(&self, y: f64) -> Position {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rotate_cw`
[INFO] [stdout]   --> src/model/position.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn rotate_cw(&self) -> Position {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `can_win`
[INFO] [stdout]   --> src/utils.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn can_win(boards: &HashMap<u64, Board>, network: & UnGraphMap::<NetworkNode, ()>) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hardest_boco_level`
[INFO] [stdout]  --> src/example_boards.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn hardest_boco_level() -> Board {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `easiest_boco_level`
[INFO] [stdout]   --> src/example_boards.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn easiest_boco_level() -> Board {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve`
[INFO] [stdout]   --> src/solver.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn solve(board: Board) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `flip_vertical`
[INFO] [stdout]   --> src/model/orientation.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn flip_vertical(&self) -> Orientation {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_horizontal`
[INFO] [stdout]   --> src/model/orientation.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn is_horizontal(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_vertical`
[INFO] [stdout]   --> src/model/orientation.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn is_vertical(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `flip_vertical`
[INFO] [stdout]   --> src/model/unit.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn flip_vertical(&self) -> Unit {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/model/neighbour_ids.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(up: Option<Position>, down: Option<Position>, left: Option<Position>, right: Option<Position>) -> NeighbourIds {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `flip_vertical`
[INFO] [stdout]    --> src/model/board.rs:179:12
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn flip_vertical(&self) -> Board {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `flip_vertical`
[INFO] [stdout]   --> src/model/block.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn flip_vertical(&self) -> Block {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.76s
[INFO] running `Command { std: "docker" "inspect" "81e036430f729c4fe2dc88bad965e0e07dc729f11e2043c0849232c1272702e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e036430f729c4fe2dc88bad965e0e07dc729f11e2043c0849232c1272702e8", kill_on_drop: false }`
[INFO] [stdout] 81e036430f729c4fe2dc88bad965e0e07dc729f11e2043c0849232c1272702e8