[INFO] cloning repository https://github.com/kennoath/skrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kennoath/skrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkennoath%2Fskrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkennoath%2Fskrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7946ecdd7eceb924ff8c11aefde5fddaf7066fb5
[INFO] testing kennoath/skrs against 1.75.0 for beta-1.76-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkennoath%2Fskrs" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kennoath/skrs on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kennoath/skrs
[INFO] finished tweaking git repo https://github.com/kennoath/skrs
[INFO] tweaked toml for git repo https://github.com/kennoath/skrs written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kennoath/skrs 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ca82e87e8de93c0e875105b42699f78f36ce29548909099418cc605fdf2262f
[INFO] running `Command { std: "docker" "start" "-a" "0ca82e87e8de93c0e875105b42699f78f36ce29548909099418cc605fdf2262f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ca82e87e8de93c0e875105b42699f78f36ce29548909099418cc605fdf2262f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ca82e87e8de93c0e875105b42699f78f36ce29548909099418cc605fdf2262f", kill_on_drop: false }`
[INFO] [stdout] 0ca82e87e8de93c0e875105b42699f78f36ce29548909099418cc605fdf2262f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3de4faf1d4a87329ca0c4e87cbde626da2bc6ff4a9ec17169985e3b9d25d0b75
[INFO] running `Command { std: "docker" "start" "-a" "3de4faf1d4a87329ca0c4e87cbde626da2bc6ff4a9ec17169985e3b9d25d0b75", kill_on_drop: false }`
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[INFO] [stderr]    Compiling cfg-if v1.0.0
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[INFO] [stderr]    Compiling parking_lot_core v0.8.5
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[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling wayland-sys v0.29.4
[INFO] [stderr]    Compiling x11-dl v2.19.1
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[INFO] [stderr]    Compiling num-iter v0.1.43
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[INFO] [stderr]    Compiling cty v0.2.2
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[INFO] [stderr]    Compiling adler v1.0.2
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[INFO] [stderr]    Compiling phf v0.7.24
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[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling either v1.6.1
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[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
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[INFO] [stderr]    Compiling glow v0.11.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling nix v0.22.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling memmap2 v0.3.1
[INFO] [stderr]    Compiling palette v0.2.1
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling shared_library v0.1.9
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[INFO] [stderr]    Compiling num-bigint v0.1.44
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[INFO] [stderr]    Compiling time v0.1.44
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[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling wayland-commons v0.29.4
[INFO] [stderr]    Compiling calloop v0.9.3
[INFO] [stderr]    Compiling wayland-cursor v0.29.4
[INFO] [stderr]    Compiling wayland-egl v0.29.4
[INFO] [stderr]    Compiling glutin v0.28.0
[INFO] [stderr]    Compiling skrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `glutin::event::MouseButton`
[INFO] [stdout]  --> src/lib/kinput.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use glutin::event::MouseButton;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/lib/kimg.rs:54:34
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let mut data = vec![0u8; (3*self.w*self.h)];
[INFO] [stdout]    |                                  ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 54 -         let mut data = vec![0u8; (3*self.w*self.h)];
[INFO] [stdout] 54 +         let mut data = vec![0u8; 3*self.w*self.h];
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib/kimg.rs:159:34
[INFO] [stdout]     |
[INFO] [stdout] 159 |         let mut data = vec![0u8; (4*self.w*self.h)];
[INFO] [stdout]     |                                  ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 159 -         let mut data = vec![0u8; (4*self.w*self.h)];
[INFO] [stdout] 159 +         let mut data = vec![0u8; 4*self.w*self.h];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::instance::*`
[INFO] [stdout]  --> src/application.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::instance::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/renderer.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::lib::kmath::*`
[INFO] [stdout]  --> src/instance.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::lib::kmath::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/session.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `glutin::event::VirtualKeyCode`
[INFO] [stdout]  --> src/session.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use glutin::event::VirtualKeyCode;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::level_repository`
[INFO] [stdout]  --> src/session.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::level_repository;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/terminal.rs:188:18
[INFO] [stdout]     |
[INFO] [stdout] 188 |         for i in (0..num_lines - 1) {
[INFO] [stdout]     |                  ^                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 188 -         for i in (0..num_lines - 1) {
[INFO] [stdout] 188 +         for i in 0..num_lines - 1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/application.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |                 _ => {},
[INFO] [stdout]    |                 - matches any value
[INFO] [stdout] 86 |             _ => {},
[INFO] [stdout]    |             ^ unreachable pattern
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]    --> src/level.rs:146:19
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn victorious(w: i32, h: i32, tiles: &[Tile], entities: &[(Entity, i32, i32)]) -> bool {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h`
[INFO] [stdout]    --> src/level.rs:146:27
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn victorious(w: i32, h: i32, tiles: &[Tile], entities: &[(Entity, i32, i32)]) -> bool {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_h`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tiles`
[INFO] [stdout]    --> src/level.rs:146:35
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn victorious(w: i32, h: i32, tiles: &[Tile], entities: &[(Entity, i32, i32)]) -> bool {
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_tiles`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/level.rs:147:34
[INFO] [stdout]     |
[INFO] [stdout] 147 |         entities.iter().any(|(e, i, j)| *e == Entity::Receptacle) &&
[INFO] [stdout]     |                                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/level.rs:147:37
[INFO] [stdout]     |
[INFO] [stdout] 147 |         entities.iter().any(|(e, i, j)| *e == Entity::Receptacle) &&
[INFO] [stdout]     |                                     ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/level.rs:239:23
[INFO] [stdout]     |
[INFO] [stdout] 239 |             .filter(|(idx, (e, i, j))| match e {Entity::Player => true, _ => false})
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/level.rs:239:32
[INFO] [stdout]     |
[INFO] [stdout] 239 |             .filter(|(idx, (e, i, j))| match e {Entity::Player => true, _ => false})
[INFO] [stdout]     |                                ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/level.rs:239:35
[INFO] [stdout]     |
[INFO] [stdout] 239 |             .filter(|(idx, (e, i, j))| match e {Entity::Player => true, _ => false})
[INFO] [stdout]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/level.rs:240:23
[INFO] [stdout]     |
[INFO] [stdout] 240 |             .filter(|(idx, (e, i, j))| self.accept_move(dir, (*i, *j)))
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/level.rs:240:29
[INFO] [stdout]     |
[INFO] [stdout] 240 |             .filter(|(idx, (e, i, j))| self.accept_move(dir, (*i, *j)))
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/level.rs:241:26
[INFO] [stdout]     |
[INFO] [stdout] 241 |             .map(|(idx, (e, i, j))| idx)
[INFO] [stdout]     |                          ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/level.rs:241:29
[INFO] [stdout]     |
[INFO] [stdout] 241 |             .map(|(idx, (e, i, j))| idx)
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/level.rs:241:32
[INFO] [stdout]     |
[INFO] [stdout] 241 |             .map(|(idx, (e, i, j))| idx)
[INFO] [stdout]     |                                ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `link`
[INFO] [stdout]    --> src/level.rs:300:36
[INFO] [stdout]     |
[INFO] [stdout] 300 |             Entity::Portal(tokens, link) => {
[INFO] [stdout]     |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_link`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/session.rs:122:62
[INFO] [stdout]     |
[INFO] [stdout] 122 |                         self.current_level.entities.retain(|(e, ii, ij)| i != *ii || j != *ij);
[INFO] [stdout]     |                                                              ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/session.rs:187:66
[INFO] [stdout]     |
[INFO] [stdout] 187 | ...                   self.current_level.entities.retain(|(e, x, y)| *x < self.current_level.w && *y < self.current_level.h);
[INFO] [stdout]     |                                                            ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xstart`
[INFO] [stdout]  --> src/snow.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let xstart = -1.0;
[INFO] [stdout]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_xstart`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vx`
[INFO] [stdout]  --> src/snow.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let vx = 0.1;
[INFO] [stdout]   |         ^^ help: if this is intentional, prefix it with an underscore: `_vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]  --> src/snow.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let g = 0.5;
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_x`
[INFO] [stdout]  --> src/snow.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let n_x = 10;
[INFO] [stdout]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_n_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x_spacing`
[INFO] [stdout]  --> src/snow.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let x_spacing = 0.1;
[INFO] [stdout]   |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_x_spacing`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rc`
[INFO] [stdout]  --> src/snow.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn draw_snow(rc: &mut Vec<RenderCommand>, t: f32) {
[INFO] [stdout]   |                  ^^ help: if this is intentional, prefix it with an underscore: `_rc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]  --> src/snow.rs:3:47
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn draw_snow(rc: &mut Vec<RenderCommand>, t: f32) {
[INFO] [stdout]   |                                               ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/level_repository.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let mut f = File::create(levels_path);
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rc`
[INFO] [stdout]   --> src/terminal.rs:45:56
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn term_logic(&mut self, inputs: &FrameInputState, rc: &mut Vec<RenderCommand>) -> Option<TerminalCommand> {
[INFO] [stdout]    |                                                        ^^ help: if this is intentional, prefix it with an underscore: `_rc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gradient` is never used
[INFO] [stdout]   --> src/lib/kmath.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn gradient(t: f32, colours: Vec<(Vec3, f32)>) -> Vec3 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `krand` is never used
[INFO] [stdout]   --> src/lib/kmath.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn krand(seed: u32) -> f32 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `centroid`, `translate`, `relative_point`, `grid_square`, and `tri_child` are never used
[INFO] [stdout]    --> src/lib/kmath.rs:384:12
[INFO] [stdout]     |
[INFO] [stdout] 334 | impl Rect {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 384 |     pub fn centroid(&self) -> Vec2 {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 390 |     pub fn translate(&self, v: Vec2) -> Rect {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 428 |     pub fn relative_point(self, point: Vec2) -> Vec2 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 431 |     pub fn grid_square(self, point: Vec2, w: i32, h: i32) -> (i32, i32) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 434 |     pub fn tri_child(&self, which: usize) -> Triangle {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Triangle` is never constructed
[INFO] [stdout]    --> src/lib/kmath.rs:483:12
[INFO] [stdout]     |
[INFO] [stdout] 483 | pub struct Triangle {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `dilate`, and `contains` are never used
[INFO] [stdout]    --> src/lib/kmath.rs:490:12
[INFO] [stdout]     |
[INFO] [stdout] 489 | impl Triangle {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 490 |     pub fn new(a: Vec2, b: Vec2, c: Vec2) -> Triangle {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 494 |     pub fn dilate(&self, d: f32) -> Triangle {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 503 |     pub fn contains(&self, p: Vec2) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ImageBuffer` is never constructed
[INFO] [stdout]  --> src/lib/kimg.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct ImageBuffer {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set_px`, `get_px`, `new_from_file`, and `dump_to_file` are never used
[INFO] [stdout]   --> src/lib/kimg.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl ImageBuffer {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 15 |     pub fn new(w: usize, h: usize) -> ImageBuffer {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn set_px(&mut self, x: usize, y: usize, val: (u8, u8, u8)) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn get_px(&self, x: usize, y: usize) -> (u8, u8, u8) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn new_from_file(path_str: &str) -> ImageBuffer {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn dump_to_file(&self, path_str: &str) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_px`, `bytes_transpose`, and `dump_to_file` are never used
[INFO] [stdout]    --> src/lib/kimg.rs:103:12
[INFO] [stdout]     |
[INFO] [stdout] 92  | impl ImageBufferA {
[INFO] [stdout]     | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 103 |     pub fn get_px(&self, x: usize, y: usize) -> (u8, u8, u8, u8) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 |     pub fn bytes_transpose(&self) -> Vec<u8> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub fn dump_to_file(&self, path_str: &str) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `destroy` is never used
[INFO] [stdout]    --> src/application.rs:108:12
[INFO] [stdout]     |
[INFO] [stdout] 35  | impl Application {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 108 |     pub fn destroy(&mut self) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DEPTH_WORLD_START` is never used
[INFO] [stdout]  --> src/renderer.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const DEPTH_WORLD_START: f32 = 2.0;
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DEPTH_WORLD_END` is never used
[INFO] [stdout]  --> src/renderer.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub const DEPTH_WORLD_END: f32 = 10.0;
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `destroy` is never used
[INFO] [stdout]    --> src/renderer.rs:184:12
[INFO] [stdout]     |
[INFO] [stdout] 79  | impl Renderer {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 184 |     pub fn destroy(&self, gl: &glow::Context) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ice_levels` is never used
[INFO] [stdout]   --> src/manifest.rs:59:11
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub const ice_levels: &[&str] = &[
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `crate_levels` is never used
[INFO] [stdout]    --> src/manifest.rs:168:11
[INFO] [stdout]     |
[INFO] [stdout] 168 | pub const crate_levels: &[&str] = &[
[INFO] [stdout]     |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `World` is never constructed
[INFO] [stdout]  --> src/world.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct World {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `world1`, `world2`, and `world3` are never used
[INFO] [stdout]   --> src/world.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl World {
[INFO] [stdout]    | ---------- associated functions in this implementation
[INFO] [stdout] 11 |     pub fn world1() -> World {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn world2() -> World {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn world3() -> World {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `date` is never read
[INFO] [stdout]   --> src/session.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Session {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 19 |     name: String,
[INFO] [stdout] 20 |     date: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_snow` is never used
[INFO] [stdout]  --> src/snow.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn draw_snow(rc: &mut Vec<RenderCommand>, t: f32) {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print_levels` is never used
[INFO] [stdout]   --> src/level_repository.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl LevelRepository {
[INFO] [stdout]    | -------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn print_levels(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `New` is never constructed
[INFO] [stdout]   --> src/terminal.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum TerminalCommand {
[INFO] [stdout]    |          --------------- variant in this enum
[INFO] [stdout] 17 |     New(String),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `text_clip` should have an upper case name
[INFO] [stdout]   --> src/renderer.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub const text_clip: Rect = Rect {x: 0.0, y: 6.0, w: 14.0, h: 1.5};
[INFO] [stdout]    |           ^^^^^^^^^ help: convert the identifier to upper case: `TEXT_CLIP`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `text_aspect` should have an upper case name
[INFO] [stdout]   --> src/renderer.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub const text_aspect: f32 = 7./8.;
[INFO] [stdout]    |           ^^^^^^^^^^^ help: convert the identifier to upper case: `TEXT_ASPECT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `noice_levels` should have an upper case name
[INFO] [stdout]  --> src/manifest.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const noice_levels: &[&str] = &[
[INFO] [stdout]   |           ^^^^^^^^^^^^ help: convert the identifier to upper case: `NOICE_LEVELS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ice_levels` should have an upper case name
[INFO] [stdout]   --> src/manifest.rs:59:11
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub const ice_levels: &[&str] = &[
[INFO] [stdout]    |           ^^^^^^^^^^ help: convert the identifier to upper case: `ICE_LEVELS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `crate_levels` should have an upper case name
[INFO] [stdout]    --> src/manifest.rs:168:11
[INFO] [stdout]     |
[INFO] [stdout] 168 | pub const crate_levels: &[&str] = &[
[INFO] [stdout]     |           ^^^^^^^^^^^^ help: convert the identifier to upper case: `CRATE_LEVELS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `levels_path` should have an upper case name
[INFO] [stdout]   --> src/level_repository.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub const levels_path: &str = "./levels.dat";
[INFO] [stdout]    |           ^^^^^^^^^^^ help: convert the identifier to upper case: `LEVELS_PATH`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/level_repository.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |             f.unwrap().write_all(str.as_bytes());
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 52 |             let _ = f.unwrap().write_all(str.as_bytes());
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 64 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "3de4faf1d4a87329ca0c4e87cbde626da2bc6ff4a9ec17169985e3b9d25d0b75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3de4faf1d4a87329ca0c4e87cbde626da2bc6ff4a9ec17169985e3b9d25d0b75", kill_on_drop: false }`
[INFO] [stdout] 3de4faf1d4a87329ca0c4e87cbde626da2bc6ff4a9ec17169985e3b9d25d0b75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69ff974dcd67f30b7e54094cd9aaf4eb1108e632322dda3854bfe8cbe30e10d1
[INFO] running `Command { std: "docker" "start" "-a" "69ff974dcd67f30b7e54094cd9aaf4eb1108e632322dda3854bfe8cbe30e10d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling skrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `glutin::event::MouseButton`
[INFO] [stdout]  --> src/lib/kinput.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use glutin::event::MouseButton;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/lib/kimg.rs:54:34
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let mut data = vec![0u8; (3*self.w*self.h)];
[INFO] [stdout]    |                                  ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 54 -         let mut data = vec![0u8; (3*self.w*self.h)];
[INFO] [stdout] 54 +         let mut data = vec![0u8; 3*self.w*self.h];
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib/kimg.rs:159:34
[INFO] [stdout]     |
[INFO] [stdout] 159 |         let mut data = vec![0u8; (4*self.w*self.h)];
[INFO] [stdout]     |                                  ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 159 -         let mut data = vec![0u8; (4*self.w*self.h)];
[INFO] [stdout] 159 +         let mut data = vec![0u8; 4*self.w*self.h];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::instance::*`
[INFO] [stdout]  --> src/application.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::instance::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/renderer.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::lib::kmath::*`
[INFO] [stdout]  --> src/instance.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::lib::kmath::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/session.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `glutin::event::VirtualKeyCode`
[INFO] [stdout]  --> src/session.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use glutin::event::VirtualKeyCode;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::level_repository`
[INFO] [stdout]  --> src/session.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::level_repository;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/terminal.rs:188:18
[INFO] [stdout]     |
[INFO] [stdout] 188 |         for i in (0..num_lines - 1) {
[INFO] [stdout]     |                  ^                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 188 -         for i in (0..num_lines - 1) {
[INFO] [stdout] 188 +         for i in 0..num_lines - 1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/application.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |                 _ => {},
[INFO] [stdout]    |                 - matches any value
[INFO] [stdout] 86 |             _ => {},
[INFO] [stdout]    |             ^ unreachable pattern
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]    --> src/level.rs:146:19
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn victorious(w: i32, h: i32, tiles: &[Tile], entities: &[(Entity, i32, i32)]) -> bool {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `h`
[INFO] [stdout]    --> src/level.rs:146:27
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn victorious(w: i32, h: i32, tiles: &[Tile], entities: &[(Entity, i32, i32)]) -> bool {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_h`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tiles`
[INFO] [stdout]    --> src/level.rs:146:35
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn victorious(w: i32, h: i32, tiles: &[Tile], entities: &[(Entity, i32, i32)]) -> bool {
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_tiles`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/level.rs:147:34
[INFO] [stdout]     |
[INFO] [stdout] 147 |         entities.iter().any(|(e, i, j)| *e == Entity::Receptacle) &&
[INFO] [stdout]     |                                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/level.rs:147:37
[INFO] [stdout]     |
[INFO] [stdout] 147 |         entities.iter().any(|(e, i, j)| *e == Entity::Receptacle) &&
[INFO] [stdout]     |                                     ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/level.rs:239:23
[INFO] [stdout]     |
[INFO] [stdout] 239 |             .filter(|(idx, (e, i, j))| match e {Entity::Player => true, _ => false})
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/level.rs:239:32
[INFO] [stdout]     |
[INFO] [stdout] 239 |             .filter(|(idx, (e, i, j))| match e {Entity::Player => true, _ => false})
[INFO] [stdout]     |                                ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/level.rs:239:35
[INFO] [stdout]     |
[INFO] [stdout] 239 |             .filter(|(idx, (e, i, j))| match e {Entity::Player => true, _ => false})
[INFO] [stdout]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/level.rs:240:23
[INFO] [stdout]     |
[INFO] [stdout] 240 |             .filter(|(idx, (e, i, j))| self.accept_move(dir, (*i, *j)))
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/level.rs:240:29
[INFO] [stdout]     |
[INFO] [stdout] 240 |             .filter(|(idx, (e, i, j))| self.accept_move(dir, (*i, *j)))
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/level.rs:241:26
[INFO] [stdout]     |
[INFO] [stdout] 241 |             .map(|(idx, (e, i, j))| idx)
[INFO] [stdout]     |                          ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/level.rs:241:29
[INFO] [stdout]     |
[INFO] [stdout] 241 |             .map(|(idx, (e, i, j))| idx)
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/level.rs:241:32
[INFO] [stdout]     |
[INFO] [stdout] 241 |             .map(|(idx, (e, i, j))| idx)
[INFO] [stdout]     |                                ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `link`
[INFO] [stdout]    --> src/level.rs:300:36
[INFO] [stdout]     |
[INFO] [stdout] 300 |             Entity::Portal(tokens, link) => {
[INFO] [stdout]     |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_link`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/session.rs:122:62
[INFO] [stdout]     |
[INFO] [stdout] 122 |                         self.current_level.entities.retain(|(e, ii, ij)| i != *ii || j != *ij);
[INFO] [stdout]     |                                                              ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/session.rs:187:66
[INFO] [stdout]     |
[INFO] [stdout] 187 | ...                   self.current_level.entities.retain(|(e, x, y)| *x < self.current_level.w && *y < self.current_level.h);
[INFO] [stdout]     |                                                            ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xstart`
[INFO] [stdout]  --> src/snow.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let xstart = -1.0;
[INFO] [stdout]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_xstart`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vx`
[INFO] [stdout]  --> src/snow.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let vx = 0.1;
[INFO] [stdout]   |         ^^ help: if this is intentional, prefix it with an underscore: `_vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]  --> src/snow.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let g = 0.5;
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_x`
[INFO] [stdout]  --> src/snow.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let n_x = 10;
[INFO] [stdout]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_n_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x_spacing`
[INFO] [stdout]  --> src/snow.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let x_spacing = 0.1;
[INFO] [stdout]   |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_x_spacing`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rc`
[INFO] [stdout]  --> src/snow.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn draw_snow(rc: &mut Vec<RenderCommand>, t: f32) {
[INFO] [stdout]   |                  ^^ help: if this is intentional, prefix it with an underscore: `_rc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]  --> src/snow.rs:3:47
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn draw_snow(rc: &mut Vec<RenderCommand>, t: f32) {
[INFO] [stdout]   |                                               ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/level_repository.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let mut f = File::create(levels_path);
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rc`
[INFO] [stdout]   --> src/terminal.rs:45:56
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn term_logic(&mut self, inputs: &FrameInputState, rc: &mut Vec<RenderCommand>) -> Option<TerminalCommand> {
[INFO] [stdout]    |                                                        ^^ help: if this is intentional, prefix it with an underscore: `_rc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gradient` is never used
[INFO] [stdout]   --> src/lib/kmath.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn gradient(t: f32, colours: Vec<(Vec3, f32)>) -> Vec3 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `krand` is never used
[INFO] [stdout]   --> src/lib/kmath.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn krand(seed: u32) -> f32 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `centroid`, `translate`, `relative_point`, `grid_square`, and `tri_child` are never used
[INFO] [stdout]    --> src/lib/kmath.rs:384:12
[INFO] [stdout]     |
[INFO] [stdout] 334 | impl Rect {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 384 |     pub fn centroid(&self) -> Vec2 {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 390 |     pub fn translate(&self, v: Vec2) -> Rect {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 428 |     pub fn relative_point(self, point: Vec2) -> Vec2 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 431 |     pub fn grid_square(self, point: Vec2, w: i32, h: i32) -> (i32, i32) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 434 |     pub fn tri_child(&self, which: usize) -> Triangle {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Triangle` is never constructed
[INFO] [stdout]    --> src/lib/kmath.rs:483:12
[INFO] [stdout]     |
[INFO] [stdout] 483 | pub struct Triangle {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `dilate`, and `contains` are never used
[INFO] [stdout]    --> src/lib/kmath.rs:490:12
[INFO] [stdout]     |
[INFO] [stdout] 489 | impl Triangle {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 490 |     pub fn new(a: Vec2, b: Vec2, c: Vec2) -> Triangle {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 494 |     pub fn dilate(&self, d: f32) -> Triangle {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 503 |     pub fn contains(&self, p: Vec2) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ImageBuffer` is never constructed
[INFO] [stdout]  --> src/lib/kimg.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct ImageBuffer {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set_px`, `get_px`, `new_from_file`, and `dump_to_file` are never used
[INFO] [stdout]   --> src/lib/kimg.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl ImageBuffer {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 15 |     pub fn new(w: usize, h: usize) -> ImageBuffer {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn set_px(&mut self, x: usize, y: usize, val: (u8, u8, u8)) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn get_px(&self, x: usize, y: usize) -> (u8, u8, u8) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn new_from_file(path_str: &str) -> ImageBuffer {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn dump_to_file(&self, path_str: &str) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_px`, `bytes_transpose`, and `dump_to_file` are never used
[INFO] [stdout]    --> src/lib/kimg.rs:103:12
[INFO] [stdout]     |
[INFO] [stdout] 92  | impl ImageBufferA {
[INFO] [stdout]     | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 103 |     pub fn get_px(&self, x: usize, y: usize) -> (u8, u8, u8, u8) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 |     pub fn bytes_transpose(&self) -> Vec<u8> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub fn dump_to_file(&self, path_str: &str) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `destroy` is never used
[INFO] [stdout]    --> src/application.rs:108:12
[INFO] [stdout]     |
[INFO] [stdout] 35  | impl Application {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 108 |     pub fn destroy(&mut self) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DEPTH_WORLD_START` is never used
[INFO] [stdout]  --> src/renderer.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const DEPTH_WORLD_START: f32 = 2.0;
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DEPTH_WORLD_END` is never used
[INFO] [stdout]  --> src/renderer.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub const DEPTH_WORLD_END: f32 = 10.0;
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `destroy` is never used
[INFO] [stdout]    --> src/renderer.rs:184:12
[INFO] [stdout]     |
[INFO] [stdout] 79  | impl Renderer {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 184 |     pub fn destroy(&self, gl: &glow::Context) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ice_levels` is never used
[INFO] [stdout]   --> src/manifest.rs:59:11
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub const ice_levels: &[&str] = &[
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `crate_levels` is never used
[INFO] [stdout]    --> src/manifest.rs:168:11
[INFO] [stdout]     |
[INFO] [stdout] 168 | pub const crate_levels: &[&str] = &[
[INFO] [stdout]     |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `World` is never constructed
[INFO] [stdout]  --> src/world.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct World {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `world1`, `world2`, and `world3` are never used
[INFO] [stdout]   --> src/world.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl World {
[INFO] [stdout]    | ---------- associated functions in this implementation
[INFO] [stdout] 11 |     pub fn world1() -> World {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn world2() -> World {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn world3() -> World {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `date` is never read
[INFO] [stdout]   --> src/session.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Session {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 19 |     name: String,
[INFO] [stdout] 20 |     date: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_snow` is never used
[INFO] [stdout]  --> src/snow.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn draw_snow(rc: &mut Vec<RenderCommand>, t: f32) {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print_levels` is never used
[INFO] [stdout]   --> src/level_repository.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl LevelRepository {
[INFO] [stdout]    | -------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn print_levels(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `New` is never constructed
[INFO] [stdout]   --> src/terminal.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum TerminalCommand {
[INFO] [stdout]    |          --------------- variant in this enum
[INFO] [stdout] 17 |     New(String),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `text_clip` should have an upper case name
[INFO] [stdout]   --> src/renderer.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub const text_clip: Rect = Rect {x: 0.0, y: 6.0, w: 14.0, h: 1.5};
[INFO] [stdout]    |           ^^^^^^^^^ help: convert the identifier to upper case: `TEXT_CLIP`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `text_aspect` should have an upper case name
[INFO] [stdout]   --> src/renderer.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub const text_aspect: f32 = 7./8.;
[INFO] [stdout]    |           ^^^^^^^^^^^ help: convert the identifier to upper case: `TEXT_ASPECT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `noice_levels` should have an upper case name
[INFO] [stdout]  --> src/manifest.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const noice_levels: &[&str] = &[
[INFO] [stdout]   |           ^^^^^^^^^^^^ help: convert the identifier to upper case: `NOICE_LEVELS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ice_levels` should have an upper case name
[INFO] [stdout]   --> src/manifest.rs:59:11
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub const ice_levels: &[&str] = &[
[INFO] [stdout]    |           ^^^^^^^^^^ help: convert the identifier to upper case: `ICE_LEVELS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `crate_levels` should have an upper case name
[INFO] [stdout]    --> src/manifest.rs:168:11
[INFO] [stdout]     |
[INFO] [stdout] 168 | pub const crate_levels: &[&str] = &[
[INFO] [stdout]     |           ^^^^^^^^^^^^ help: convert the identifier to upper case: `CRATE_LEVELS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `levels_path` should have an upper case name
[INFO] [stdout]   --> src/level_repository.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub const levels_path: &str = "./levels.dat";
[INFO] [stdout]    |           ^^^^^^^^^^^ help: convert the identifier to upper case: `LEVELS_PATH`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/level_repository.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |             f.unwrap().write_all(str.as_bytes());
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 52 |             let _ = f.unwrap().write_all(str.as_bytes());
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 64 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "69ff974dcd67f30b7e54094cd9aaf4eb1108e632322dda3854bfe8cbe30e10d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69ff974dcd67f30b7e54094cd9aaf4eb1108e632322dda3854bfe8cbe30e10d1", kill_on_drop: false }`
[INFO] [stdout] 69ff974dcd67f30b7e54094cd9aaf4eb1108e632322dda3854bfe8cbe30e10d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8a2cfb7c8497f934151c1ee88f48e09acd46d8db0e81bbe9d85e765ebf29ecd1
[INFO] running `Command { std: "docker" "start" "-a" "8a2cfb7c8497f934151c1ee88f48e09acd46d8db0e81bbe9d85e765ebf29ecd1", kill_on_drop: false }`
[INFO] [stderr] warning: found module declaration for lib.rs
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod lib;
[INFO] [stderr]   | ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: lib.rs is the root of this crate's library target
[INFO] [stderr]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stderr]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `glutin::event::MouseButton`
[INFO] [stderr]  --> src/lib/kinput.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use glutin::event::MouseButton;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/lib/kimg.rs:54:34
[INFO] [stderr]    |
[INFO] [stderr] 54 |         let mut data = vec![0u8; (3*self.w*self.h)];
[INFO] [stderr]    |                                  ^               ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 54 -         let mut data = vec![0u8; (3*self.w*self.h)];
[INFO] [stderr] 54 +         let mut data = vec![0u8; 3*self.w*self.h];
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib/kimg.rs:159:34
[INFO] [stderr]     |
[INFO] [stderr] 159 |         let mut data = vec![0u8; (4*self.w*self.h)];
[INFO] [stderr]     |                                  ^               ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 159 -         let mut data = vec![0u8; (4*self.w*self.h)];
[INFO] [stderr] 159 +         let mut data = vec![0u8; 4*self.w*self.h];
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::instance::*`
[INFO] [stderr]  --> src/application.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::instance::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/renderer.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::lib::kmath::*`
[INFO] [stderr]  --> src/instance.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::lib::kmath::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/session.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `glutin::event::VirtualKeyCode`
[INFO] [stderr]  --> src/session.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use glutin::event::VirtualKeyCode;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::level_repository`
[INFO] [stderr]  --> src/session.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::level_repository;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/terminal.rs:188:18
[INFO] [stderr]     |
[INFO] [stderr] 188 |         for i in (0..num_lines - 1) {
[INFO] [stderr]     |                  ^                ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 188 -         for i in (0..num_lines - 1) {
[INFO] [stderr] 188 +         for i in 0..num_lines - 1 {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/application.rs:86:13
[INFO] [stderr]    |
[INFO] [stderr] 85 |                 _ => {},
[INFO] [stderr]    |                 - matches any value
[INFO] [stderr] 86 |             _ => {},
[INFO] [stderr]    |             ^ unreachable pattern
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `w`
[INFO] [stderr]    --> src/level.rs:146:19
[INFO] [stderr]     |
[INFO] [stderr] 146 |     fn victorious(w: i32, h: i32, tiles: &[Tile], entities: &[(Entity, i32, i32)]) -> bool {
[INFO] [stderr]     |                   ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `h`
[INFO] [stderr]    --> src/level.rs:146:27
[INFO] [stderr]     |
[INFO] [stderr] 146 |     fn victorious(w: i32, h: i32, tiles: &[Tile], entities: &[(Entity, i32, i32)]) -> bool {
[INFO] [stderr]     |                           ^ help: if this is intentional, prefix it with an underscore: `_h`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tiles`
[INFO] [stderr]    --> src/level.rs:146:35
[INFO] [stderr]     |
[INFO] [stderr] 146 |     fn victorious(w: i32, h: i32, tiles: &[Tile], entities: &[(Entity, i32, i32)]) -> bool {
[INFO] [stderr]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_tiles`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/level.rs:147:34
[INFO] [stderr]     |
[INFO] [stderr] 147 |         entities.iter().any(|(e, i, j)| *e == Entity::Receptacle) &&
[INFO] [stderr]     |                                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `j`
[INFO] [stderr]    --> src/level.rs:147:37
[INFO] [stderr]     |
[INFO] [stderr] 147 |         entities.iter().any(|(e, i, j)| *e == Entity::Receptacle) &&
[INFO] [stderr]     |                                     ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idx`
[INFO] [stderr]    --> src/level.rs:239:23
[INFO] [stderr]     |
[INFO] [stderr] 239 |             .filter(|(idx, (e, i, j))| match e {Entity::Player => true, _ => false})
[INFO] [stderr]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/level.rs:239:32
[INFO] [stderr]     |
[INFO] [stderr] 239 |             .filter(|(idx, (e, i, j))| match e {Entity::Player => true, _ => false})
[INFO] [stderr]     |                                ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `j`
[INFO] [stderr]    --> src/level.rs:239:35
[INFO] [stderr]     |
[INFO] [stderr] 239 |             .filter(|(idx, (e, i, j))| match e {Entity::Player => true, _ => false})
[INFO] [stderr]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idx`
[INFO] [stderr]    --> src/level.rs:240:23
[INFO] [stderr]     |
[INFO] [stderr] 240 |             .filter(|(idx, (e, i, j))| self.accept_move(dir, (*i, *j)))
[INFO] [stderr]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/level.rs:240:29
[INFO] [stderr]     |
[INFO] [stderr] 240 |             .filter(|(idx, (e, i, j))| self.accept_move(dir, (*i, *j)))
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/level.rs:241:26
[INFO] [stderr]     |
[INFO] [stderr] 241 |             .map(|(idx, (e, i, j))| idx)
[INFO] [stderr]     |                          ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/level.rs:241:29
[INFO] [stderr]     |
[INFO] [stderr] 241 |             .map(|(idx, (e, i, j))| idx)
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `j`
[INFO] [stderr]    --> src/level.rs:241:32
[INFO] [stderr]     |
[INFO] [stderr] 241 |             .map(|(idx, (e, i, j))| idx)
[INFO] [stderr]     |                                ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `link`
[INFO] [stderr]    --> src/level.rs:300:36
[INFO] [stderr]     |
[INFO] [stderr] 300 |             Entity::Portal(tokens, link) => {
[INFO] [stderr]     |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_link`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/session.rs:122:62
[INFO] [stderr]     |
[INFO] [stderr] 122 |                         self.current_level.entities.retain(|(e, ii, ij)| i != *ii || j != *ij);
[INFO] [stderr]     |                                                              ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/session.rs:187:66
[INFO] [stderr]     |
[INFO] [stderr] 187 | ...                   self.current_level.entities.retain(|(e, x, y)| *x < self.current_level.w && *y < self.current_level.h);
[INFO] [stderr]     |                                                            ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `xstart`
[INFO] [stderr]  --> src/snow.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let xstart = -1.0;
[INFO] [stderr]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_xstart`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vx`
[INFO] [stderr]  --> src/snow.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let vx = 0.1;
[INFO] [stderr]   |         ^^ help: if this is intentional, prefix it with an underscore: `_vx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `g`
[INFO] [stderr]  --> src/snow.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let g = 0.5;
[INFO] [stderr]   |         ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n_x`
[INFO] [stderr]  --> src/snow.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let n_x = 10;
[INFO] [stderr]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_n_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x_spacing`
[INFO] [stderr]  --> src/snow.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let x_spacing = 0.1;
[INFO] [stderr]   |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_x_spacing`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rc`
[INFO] [stderr]  --> src/snow.rs:3:18
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn draw_snow(rc: &mut Vec<RenderCommand>, t: f32) {
[INFO] [stderr]   |                  ^^ help: if this is intentional, prefix it with an underscore: `_rc`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]  --> src/snow.rs:3:47
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn draw_snow(rc: &mut Vec<RenderCommand>, t: f32) {
[INFO] [stderr]   |                                               ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/level_repository.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let mut f = File::create(levels_path);
[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: unused variable: `rc`
[INFO] [stderr]   --> src/terminal.rs:45:56
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn term_logic(&mut self, inputs: &FrameInputState, rc: &mut Vec<RenderCommand>) -> Option<TerminalCommand> {
[INFO] [stderr]    |                                                        ^^ help: if this is intentional, prefix it with an underscore: `_rc`
[INFO] [stderr] 
[INFO] [stderr] warning: function `gradient` is never used
[INFO] [stderr]   --> src/lib/kmath.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn gradient(t: f32, colours: Vec<(Vec3, f32)>) -> Vec3 {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `krand` is never used
[INFO] [stderr]   --> src/lib/kmath.rs:45:8
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub fn krand(seed: u32) -> f32 {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `centroid`, `translate`, `relative_point`, `grid_square`, and `tri_child` are never used
[INFO] [stderr]    --> src/lib/kmath.rs:384:12
[INFO] [stderr]     |
[INFO] [stderr] 334 | impl Rect {
[INFO] [stderr]     | --------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 384 |     pub fn centroid(&self) -> Vec2 {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 390 |     pub fn translate(&self, v: Vec2) -> Rect {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 428 |     pub fn relative_point(self, point: Vec2) -> Vec2 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 431 |     pub fn grid_square(self, point: Vec2, w: i32, h: i32) -> (i32, i32) {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 434 |     pub fn tri_child(&self, which: usize) -> Triangle {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Triangle` is never constructed
[INFO] [stderr]    --> src/lib/kmath.rs:483:12
[INFO] [stderr]     |
[INFO] [stderr] 483 | pub struct Triangle {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `dilate`, and `contains` are never used
[INFO] [stderr]    --> src/lib/kmath.rs:490:12
[INFO] [stderr]     |
[INFO] [stderr] 489 | impl Triangle {
[INFO] [stderr]     | ------------- associated items in this implementation
[INFO] [stderr] 490 |     pub fn new(a: Vec2, b: Vec2, c: Vec2) -> Triangle {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 494 |     pub fn dilate(&self, d: f32) -> Triangle {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 503 |     pub fn contains(&self, p: Vec2) -> bool {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ImageBuffer` is never constructed
[INFO] [stderr]  --> src/lib/kimg.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct ImageBuffer {
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `set_px`, `get_px`, `new_from_file`, and `dump_to_file` are never used
[INFO] [stderr]   --> src/lib/kimg.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl ImageBuffer {
[INFO] [stderr]    | ---------------- associated items in this implementation
[INFO] [stderr] 15 |     pub fn new(w: usize, h: usize) -> ImageBuffer {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 22 |     pub fn set_px(&mut self, x: usize, y: usize, val: (u8, u8, u8)) {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 25 |     pub fn get_px(&self, x: usize, y: usize) -> (u8, u8, u8) {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 29 |     pub fn new_from_file(path_str: &str) -> ImageBuffer {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 49 |     pub fn dump_to_file(&self, path_str: &str) {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `get_px`, `bytes_transpose`, and `dump_to_file` are never used
[INFO] [stderr]    --> src/lib/kimg.rs:103:12
[INFO] [stderr]     |
[INFO] [stderr] 92  | impl ImageBufferA {
[INFO] [stderr]     | ----------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 103 |     pub fn get_px(&self, x: usize, y: usize) -> (u8, u8, u8, u8) {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 141 |     pub fn bytes_transpose(&self) -> Vec<u8> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 154 |     pub fn dump_to_file(&self, path_str: &str) {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `destroy` is never used
[INFO] [stderr]    --> src/application.rs:108:12
[INFO] [stderr]     |
[INFO] [stderr] 35  | impl Application {
[INFO] [stderr]     | ---------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 108 |     pub fn destroy(&mut self) {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `DEPTH_WORLD_START` is never used
[INFO] [stderr]  --> src/renderer.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub const DEPTH_WORLD_START: f32 = 2.0;
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `DEPTH_WORLD_END` is never used
[INFO] [stderr]  --> src/renderer.rs:9:11
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub const DEPTH_WORLD_END: f32 = 10.0;
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `destroy` is never used
[INFO] [stderr]    --> src/renderer.rs:184:12
[INFO] [stderr]     |
[INFO] [stderr] 79  | impl Renderer {
[INFO] [stderr]     | ------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 184 |     pub fn destroy(&self, gl: &glow::Context) {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ice_levels` is never used
[INFO] [stderr]   --> src/manifest.rs:59:11
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub const ice_levels: &[&str] = &[
[INFO] [stderr]    |           ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `crate_levels` is never used
[INFO] [stderr]    --> src/manifest.rs:168:11
[INFO] [stderr]     |
[INFO] [stderr] 168 | pub const crate_levels: &[&str] = &[
[INFO] [stderr]     |           ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `World` is never constructed
[INFO] [stderr]  --> src/world.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct World {
[INFO] [stderr]   |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `world1`, `world2`, and `world3` are never used
[INFO] [stderr]   --> src/world.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl World {
[INFO] [stderr]    | ---------- associated functions in this implementation
[INFO] [stderr] 11 |     pub fn world1() -> World {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 24 |     pub fn world2() -> World {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 39 |     pub fn world3() -> World {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `date` is never read
[INFO] [stderr]   --> src/session.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct Session {
[INFO] [stderr]    |            ------- field in this struct
[INFO] [stderr] 19 |     name: String,
[INFO] [stderr] 20 |     date: String,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `draw_snow` is never used
[INFO] [stderr]  --> src/snow.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn draw_snow(rc: &mut Vec<RenderCommand>, t: f32) {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `print_levels` is never used
[INFO] [stderr]   --> src/level_repository.rs:55:12
[INFO] [stderr]    |
[INFO] [stderr] 18 | impl LevelRepository {
[INFO] [stderr]    | -------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 55 |     pub fn print_levels(&self) {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `New` is never constructed
[INFO] [stderr]   --> src/terminal.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub enum TerminalCommand {
[INFO] [stderr]    |          --------------- variant in this enum
[INFO] [stderr] 17 |     New(String),
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `text_clip` should have an upper case name
[INFO] [stderr]   --> src/renderer.rs:11:11
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub const text_clip: Rect = Rect {x: 0.0, y: 6.0, w: 14.0, h: 1.5};
[INFO] [stderr]    |           ^^^^^^^^^ help: convert the identifier to upper case: `TEXT_CLIP`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `text_aspect` should have an upper case name
[INFO] [stderr]   --> src/renderer.rs:12:11
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub const text_aspect: f32 = 7./8.;
[INFO] [stderr]    |           ^^^^^^^^^^^ help: convert the identifier to upper case: `TEXT_ASPECT`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `noice_levels` should have an upper case name
[INFO] [stderr]  --> src/manifest.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub const noice_levels: &[&str] = &[
[INFO] [stderr]   |           ^^^^^^^^^^^^ help: convert the identifier to upper case: `NOICE_LEVELS`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ice_levels` should have an upper case name
[INFO] [stderr]   --> src/manifest.rs:59:11
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub const ice_levels: &[&str] = &[
[INFO] [stderr]    |           ^^^^^^^^^^ help: convert the identifier to upper case: `ICE_LEVELS`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `crate_levels` should have an upper case name
[INFO] [stderr]    --> src/manifest.rs:168:11
[INFO] [stderr]     |
[INFO] [stderr] 168 | pub const crate_levels: &[&str] = &[
[INFO] [stderr]     |           ^^^^^^^^^^^^ help: convert the identifier to upper case: `CRATE_LEVELS`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `levels_path` should have an upper case name
[INFO] [stderr]   --> src/level_repository.rs:11:11
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub const levels_path: &str = "./levels.dat";
[INFO] [stderr]    |           ^^^^^^^^^^^ help: convert the identifier to upper case: `LEVELS_PATH`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/level_repository.rs:52:13
[INFO] [stderr]    |
[INFO] [stderr] 52 |             f.unwrap().write_all(str.as_bytes());
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 52 |             let _ = f.unwrap().write_all(str.as_bytes());
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `skrs` (bin "skrs" test) generated 64 warnings (run `cargo fix --bin "skrs" --tests` to apply 35 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/skrs-45675fb752e670d6)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8a2cfb7c8497f934151c1ee88f48e09acd46d8db0e81bbe9d85e765ebf29ecd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a2cfb7c8497f934151c1ee88f48e09acd46d8db0e81bbe9d85e765ebf29ecd1", kill_on_drop: false }`
[INFO] [stdout] 8a2cfb7c8497f934151c1ee88f48e09acd46d8db0e81bbe9d85e765ebf29ecd1
