[INFO] cloning repository https://github.com/gfodor/voxel-optimizer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gfodor/voxel-optimizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfodor%2Fvoxel-optimizer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfodor%2Fvoxel-optimizer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6cbc49e7662aca0cd9caee3b6d70457f9dedbab1
[INFO] checking gfodor/voxel-optimizer against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfodor%2Fvoxel-optimizer" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gfodor/voxel-optimizer
[INFO] finished tweaking git repo https://github.com/gfodor/voxel-optimizer
[INFO] tweaked toml for git repo https://github.com/gfodor/voxel-optimizer written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gfodor/voxel-optimizer on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gfodor/voxel-optimizer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1b6dd8974d47190c97385d179fab43455af9d3049541fdef0476b4dd823af18
[INFO] running `Command { std: "docker" "start" "-a" "a1b6dd8974d47190c97385d179fab43455af9d3049541fdef0476b4dd823af18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1b6dd8974d47190c97385d179fab43455af9d3049541fdef0476b4dd823af18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1b6dd8974d47190c97385d179fab43455af9d3049541fdef0476b4dd823af18", kill_on_drop: false }`
[INFO] [stdout] a1b6dd8974d47190c97385d179fab43455af9d3049541fdef0476b4dd823af18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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 -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 766aaadd576be33988f074e43096ae88f573bbdd4a452ebf10a01e1bce394374
[INFO] running `Command { std: "docker" "start" "-a" "766aaadd576be33988f074e43096ae88f573bbdd4a452ebf10a01e1bce394374", kill_on_drop: false }`
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking colorchoice v1.0.3
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]     Checking anstyle-query v1.1.2
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]     Checking crunch v0.5.3
[INFO] [stderr]     Checking anstyle-parse v0.2.6
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking miniz_oxide v0.8.5
[INFO] [stderr]     Checking fdeflate v0.3.7
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking clap_builder v4.5.32
[INFO] [stderr]     Checking flate2 v1.1.0
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]     Checking clap v4.5.32
[INFO] [stderr]     Checking voxel_optimizer v2.0.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `end_index` is never read
[INFO] [stdout]    --> src/vox_importer.rs:798:32
[INFO] [stdout]     |
[INFO] [stdout] 798 |     let mut end_index: usize = 0;
[INFO] [stdout]     |                                ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `buf` is never read
[INFO] [stdout]    --> src/vox_importer.rs:914:19
[INFO] [stdout]     |
[INFO] [stdout] 914 |     let mut buf = 0;
[INFO] [stdout]     |                   ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `term` is never read
[INFO] [stdout]    --> src/vox_importer.rs:978:24
[INFO] [stdout]     |
[INFO] [stdout] 978 |         let mut term = 0.0;
[INFO] [stdout]     |                        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `end_index` is never read
[INFO] [stdout]    --> src/vox_importer.rs:798:32
[INFO] [stdout]     |
[INFO] [stdout] 798 |     let mut end_index: usize = 0;
[INFO] [stdout]     |                                ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `buf` is never read
[INFO] [stdout]    --> src/vox_importer.rs:914:19
[INFO] [stdout]     |
[INFO] [stdout] 914 |     let mut buf = 0;
[INFO] [stdout]     |                   ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `term` is never read
[INFO] [stdout]    --> src/vox_importer.rs:978:24
[INFO] [stdout]     |
[INFO] [stdout] 978 |         let mut term = 0.0;
[INFO] [stdout]     |                        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `x` is never read
[INFO] [stdout]     --> src/vox_exporter.rs:1376:25
[INFO] [stdout]      |
[INFO] [stdout] 1376 |             let mut x = 0.0;
[INFO] [stdout]      |                         ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `y` is never read
[INFO] [stdout]     --> src/vox_exporter.rs:1377:25
[INFO] [stdout]      |
[INFO] [stdout] 1377 |             let mut y = 0.0;
[INFO] [stdout]      |                         ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `z` is never read
[INFO] [stdout]     --> src/vox_exporter.rs:1378:25
[INFO] [stdout]      |
[INFO] [stdout] 1378 |             let mut z = 0.0;
[INFO] [stdout]      |                         ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Scalar` is never constructed
[INFO] [stdout]   --> src/vox_importer.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Scalar{n:i32}
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_number` and `to` are never used
[INFO] [stdout]   --> src/vox_importer.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Scalar{
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 20 |     fn from_number(n: i32)->Scalar{Scalar {n}}
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 21 |     fn to(self)->i32{self.n}
[INFO] [stdout]    |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `size_in_bytes`, `node_id`, `name`, `hidden`, and `layer` are never read
[INFO] [stdout]    --> src/vox_importer.rs:349:5
[INFO] [stdout]     |
[INFO] [stdout] 348 | pub struct Trn{
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout] 349 |     size_in_bytes: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 350 |     node_id: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 353 |     name: Vec<u8>,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 354 |     hidden: u8,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 355 |     child_node_id: u16,
[INFO] [stdout] 356 |     layer: u8,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Trn` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `size_in_bytes`, `node_id`, and `n_of_children` are never read
[INFO] [stdout]    --> src/vox_importer.rs:506:5
[INFO] [stdout]     |
[INFO] [stdout] 505 | pub struct Grp{
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout] 506 |     size_in_bytes: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 507 |     node_id: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 510 |     n_of_children: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Grp` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `size_in_bytes`, `node_id`, and `n_of_models` are never read
[INFO] [stdout]    --> src/vox_importer.rs:577:5
[INFO] [stdout]     |
[INFO] [stdout] 576 | pub struct Shp{
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout] 577 |     size_in_bytes: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 578 |     node_id: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 581 |     n_of_models: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Shp` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dict` is never constructed
[INFO] [stdout]    --> src/vox_importer.rs:634:12
[INFO] [stdout]     |
[INFO] [stdout] 634 | pub struct Dict{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VoxString` is never constructed
[INFO] [stdout]    --> src/vox_importer.rs:639:12
[INFO] [stdout]     |
[INFO] [stdout] 639 | pub struct VoxString{
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_next_x` is never used
[INFO] [stdout]     --> src/vox_importer.rs:1077:4
[INFO] [stdout]      |
[INFO] [stdout] 1077 | fn find_next_x(bytes: &[u8], x: &[u8]) -> Option<usize>{bytes.windows(x.len()).position(|window| window == x)}
[INFO] [stdout]      |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_next_space_after_index` is never used
[INFO] [stdout]     --> src/vox_importer.rs:1078:4
[INFO] [stdout]      |
[INFO] [stdout] 1078 | fn find_next_space_after_index(bytes: &[u8]) -> Option<usize> {bytes.iter().position(|&x| x==b' ')}
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_made_by_ephtracy` is never used
[INFO] [stdout]     --> src/vox_importer.rs:1080:8
[INFO] [stdout]      |
[INFO] [stdout] 1080 | pub fn is_made_by_ephtracy(ply: Ply) -> bool { ply.exported_by == "comment : MagicaVoxel @ Ephtracy"}
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `vector_to_scalar_index` is never used
[INFO] [stdout]   --> src/greedy_mesher.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl ColourMatrix{
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 65 |     fn vector_to_scalar_index(&mut self, x:i32, y:i32, z:i32)->usize{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `shape` is never read
[INFO] [stdout]    --> src/greedy_mesher.rs:273:5
[INFO] [stdout]     |
[INFO] [stdout] 272 | pub struct BoolMatrix{
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] 273 |     shape:(i32,i32,i32),
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_size`, `get_cube_bool`, and `contains` are never used
[INFO] [stdout]    --> src/greedy_mesher.rs:292:8
[INFO] [stdout]     |
[INFO] [stdout] 277 | impl BoolMatrix{
[INFO] [stdout]     | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 292 |     fn set_size(&mut self, shapex: i32, shapey: i32, shapez: i32){
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 316 |     fn get_cube_bool(&mut self, x: i32, y:i32, z: i32)->bool{
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 |     fn contains(&mut self, x:usize, y:usize, z:usize)->bool{
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cube` is never constructed
[INFO] [stdout]    --> src/greedy_mesher.rs:339:12
[INFO] [stdout]     |
[INFO] [stdout] 339 | pub struct Cube{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `from_face` and `from_nothing` are never used
[INFO] [stdout]    --> src/greedy_mesher.rs:347:8
[INFO] [stdout]     |
[INFO] [stdout] 346 | impl Cube{
[INFO] [stdout]     | --------- associated functions in this implementation
[INFO] [stdout] 347 |     fn from_face(f: &CubeF) -> Cube{
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 372 |     fn from_nothing(position: (f32, f32, f32))-> Cube{
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Front` is never constructed
[INFO] [stdout]    --> src/greedy_mesher.rs:394:5
[INFO] [stdout]     |
[INFO] [stdout] 389 | pub enum Direction{
[INFO] [stdout]     |          --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 394 |     Front,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Direction` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CubeV` is never constructed
[INFO] [stdout]    --> src/greedy_mesher.rs:397:12
[INFO] [stdout]     |
[INFO] [stdout] 397 | pub struct CubeV{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CubeVt` is never constructed
[INFO] [stdout]    --> src/greedy_mesher.rs:402:12
[INFO] [stdout]     |
[INFO] [stdout] 402 | pub struct CubeVt{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CubeIndexPosition` is never constructed
[INFO] [stdout]    --> src/greedy_mesher.rs:467:12
[INFO] [stdout]     |
[INFO] [stdout] 467 | pub struct CubeIndexPosition{
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `from`, and `to_tuple_xyz` are never used
[INFO] [stdout]    --> src/greedy_mesher.rs:473:8
[INFO] [stdout]     |
[INFO] [stdout] 472 | impl CubeIndexPosition{
[INFO] [stdout]     | ---------------------- associated items in this implementation
[INFO] [stdout] 473 |     fn new(p:(f32,f32,f32))->CubeIndexPosition{
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 480 |     fn from(p:(f32,f32,f32))->CubeIndexPosition{
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 487 |     fn to_tuple_xyz(&self)->(i32,i32,i32){
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `materials` is never read
[INFO] [stdout]   --> src/vox_exporter.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Obj{
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub materials: Option<Vec<vox_importer::Matl>>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Obj` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_texture_some` is never used
[INFO] [stdout]    --> src/vox_exporter.rs:174:8
[INFO] [stdout]     |
[INFO] [stdout] 128 | impl TextureMap{
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 174 |     fn is_texture_some(&self)->bool{
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from` is never used
[INFO] [stdout]    --> src/vox_exporter.rs:187:8
[INFO] [stdout]     |
[INFO] [stdout] 186 | impl Rgb{
[INFO] [stdout]     | -------- associated function in this implementation
[INFO] [stdout] 187 |     fn from(rgb:Option<(u8,u8,u8)>, ba:(u8,u8,u8)) -> Rgb{
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u8, Infallible>
[INFO] [stdout]    --> src/vox_importer.rs:849:33
[INFO] [stdout]     |
[INFO] [stdout] 849 |     let result: Result<u8, _> = vox_bytes[4].try_into();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u8, Infallible>
[INFO] [stdout]    --> src/vox_importer.rs:850:15
[INFO] [stdout]     |
[INFO] [stdout] 850 |         match result {
[INFO] [stdout]     |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `voxel_optimizer` (bin "voxel_optimizer" test) due to 2 previous errors; 29 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: value assigned to `x` is never read
[INFO] [stdout]     --> src/vox_exporter.rs:1376:25
[INFO] [stdout]      |
[INFO] [stdout] 1376 |             let mut x = 0.0;
[INFO] [stdout]      |                         ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `y` is never read
[INFO] [stdout]     --> src/vox_exporter.rs:1377:25
[INFO] [stdout]      |
[INFO] [stdout] 1377 |             let mut y = 0.0;
[INFO] [stdout]      |                         ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `z` is never read
[INFO] [stdout]     --> src/vox_exporter.rs:1378:25
[INFO] [stdout]      |
[INFO] [stdout] 1378 |             let mut z = 0.0;
[INFO] [stdout]      |                         ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Scalar` is never constructed
[INFO] [stdout]   --> src/vox_importer.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Scalar{n:i32}
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_number` and `to` are never used
[INFO] [stdout]   --> src/vox_importer.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Scalar{
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 20 |     fn from_number(n: i32)->Scalar{Scalar {n}}
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 21 |     fn to(self)->i32{self.n}
[INFO] [stdout]    |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `size_in_bytes`, `node_id`, `name`, `hidden`, and `layer` are never read
[INFO] [stdout]    --> src/vox_importer.rs:349:5
[INFO] [stdout]     |
[INFO] [stdout] 348 | pub struct Trn{
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout] 349 |     size_in_bytes: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 350 |     node_id: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 353 |     name: Vec<u8>,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 354 |     hidden: u8,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 355 |     child_node_id: u16,
[INFO] [stdout] 356 |     layer: u8,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Trn` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `size_in_bytes`, `node_id`, and `n_of_children` are never read
[INFO] [stdout]    --> src/vox_importer.rs:506:5
[INFO] [stdout]     |
[INFO] [stdout] 505 | pub struct Grp{
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout] 506 |     size_in_bytes: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 507 |     node_id: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 510 |     n_of_children: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Grp` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `size_in_bytes`, `node_id`, and `n_of_models` are never read
[INFO] [stdout]    --> src/vox_importer.rs:577:5
[INFO] [stdout]     |
[INFO] [stdout] 576 | pub struct Shp{
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout] 577 |     size_in_bytes: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 578 |     node_id: u16,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 581 |     n_of_models: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Shp` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dict` is never constructed
[INFO] [stdout]    --> src/vox_importer.rs:634:12
[INFO] [stdout]     |
[INFO] [stdout] 634 | pub struct Dict{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VoxString` is never constructed
[INFO] [stdout]    --> src/vox_importer.rs:639:12
[INFO] [stdout]     |
[INFO] [stdout] 639 | pub struct VoxString{
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_next_x` is never used
[INFO] [stdout]     --> src/vox_importer.rs:1077:4
[INFO] [stdout]      |
[INFO] [stdout] 1077 | fn find_next_x(bytes: &[u8], x: &[u8]) -> Option<usize>{bytes.windows(x.len()).position(|window| window == x)}
[INFO] [stdout]      |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_next_space_after_index` is never used
[INFO] [stdout]     --> src/vox_importer.rs:1078:4
[INFO] [stdout]      |
[INFO] [stdout] 1078 | fn find_next_space_after_index(bytes: &[u8]) -> Option<usize> {bytes.iter().position(|&x| x==b' ')}
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_made_by_ephtracy` is never used
[INFO] [stdout]     --> src/vox_importer.rs:1080:8
[INFO] [stdout]      |
[INFO] [stdout] 1080 | pub fn is_made_by_ephtracy(ply: Ply) -> bool { ply.exported_by == "comment : MagicaVoxel @ Ephtracy"}
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `vector_to_scalar_index` is never used
[INFO] [stdout]   --> src/greedy_mesher.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl ColourMatrix{
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 65 |     fn vector_to_scalar_index(&mut self, x:i32, y:i32, z:i32)->usize{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `shape` is never read
[INFO] [stdout]    --> src/greedy_mesher.rs:273:5
[INFO] [stdout]     |
[INFO] [stdout] 272 | pub struct BoolMatrix{
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] 273 |     shape:(i32,i32,i32),
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_size`, `get_cube_bool`, and `contains` are never used
[INFO] [stdout]    --> src/greedy_mesher.rs:292:8
[INFO] [stdout]     |
[INFO] [stdout] 277 | impl BoolMatrix{
[INFO] [stdout]     | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 292 |     fn set_size(&mut self, shapex: i32, shapey: i32, shapez: i32){
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 316 |     fn get_cube_bool(&mut self, x: i32, y:i32, z: i32)->bool{
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 |     fn contains(&mut self, x:usize, y:usize, z:usize)->bool{
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cube` is never constructed
[INFO] [stdout]    --> src/greedy_mesher.rs:339:12
[INFO] [stdout]     |
[INFO] [stdout] 339 | pub struct Cube{
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `from_face` and `from_nothing` are never used
[INFO] [stdout]    --> src/greedy_mesher.rs:347:8
[INFO] [stdout]     |
[INFO] [stdout] 346 | impl Cube{
[INFO] [stdout]     | --------- associated functions in this implementation
[INFO] [stdout] 347 |     fn from_face(f: &CubeF) -> Cube{
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 372 |     fn from_nothing(position: (f32, f32, f32))-> Cube{
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Front` is never constructed
[INFO] [stdout]    --> src/greedy_mesher.rs:394:5
[INFO] [stdout]     |
[INFO] [stdout] 389 | pub enum Direction{
[INFO] [stdout]     |          --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 394 |     Front,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Direction` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CubeV` is never constructed
[INFO] [stdout]    --> src/greedy_mesher.rs:397:12
[INFO] [stdout]     |
[INFO] [stdout] 397 | pub struct CubeV{
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CubeVt` is never constructed
[INFO] [stdout]    --> src/greedy_mesher.rs:402:12
[INFO] [stdout]     |
[INFO] [stdout] 402 | pub struct CubeVt{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CubeIndexPosition` is never constructed
[INFO] [stdout]    --> src/greedy_mesher.rs:467:12
[INFO] [stdout]     |
[INFO] [stdout] 467 | pub struct CubeIndexPosition{
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `from`, and `to_tuple_xyz` are never used
[INFO] [stdout]    --> src/greedy_mesher.rs:473:8
[INFO] [stdout]     |
[INFO] [stdout] 472 | impl CubeIndexPosition{
[INFO] [stdout]     | ---------------------- associated items in this implementation
[INFO] [stdout] 473 |     fn new(p:(f32,f32,f32))->CubeIndexPosition{
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 480 |     fn from(p:(f32,f32,f32))->CubeIndexPosition{
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 487 |     fn to_tuple_xyz(&self)->(i32,i32,i32){
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `materials` is never read
[INFO] [stdout]   --> src/vox_exporter.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Obj{
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub materials: Option<Vec<vox_importer::Matl>>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Obj` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_texture_some` is never used
[INFO] [stdout]    --> src/vox_exporter.rs:174:8
[INFO] [stdout]     |
[INFO] [stdout] 128 | impl TextureMap{
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 174 |     fn is_texture_some(&self)->bool{
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from` is never used
[INFO] [stdout]    --> src/vox_exporter.rs:187:8
[INFO] [stdout]     |
[INFO] [stdout] 186 | impl Rgb{
[INFO] [stdout]     | -------- associated function in this implementation
[INFO] [stdout] 187 |     fn from(rgb:Option<(u8,u8,u8)>, ba:(u8,u8,u8)) -> Rgb{
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u8, Infallible>
[INFO] [stdout]    --> src/vox_importer.rs:849:33
[INFO] [stdout]     |
[INFO] [stdout] 849 |     let result: Result<u8, _> = vox_bytes[4].try_into();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u8, Infallible>
[INFO] [stdout]    --> src/vox_importer.rs:850:15
[INFO] [stdout]     |
[INFO] [stdout] 850 |         match result {
[INFO] [stdout]     |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `voxel_optimizer` (bin "voxel_optimizer") due to 2 previous errors; 29 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "766aaadd576be33988f074e43096ae88f573bbdd4a452ebf10a01e1bce394374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "766aaadd576be33988f074e43096ae88f573bbdd4a452ebf10a01e1bce394374", kill_on_drop: false }`
[INFO] [stdout] 766aaadd576be33988f074e43096ae88f573bbdd4a452ebf10a01e1bce394374
