[INFO] cloning repository https://github.com/pearisgreen/rs_tetris
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pearisgreen/rs_tetris" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpearisgreen%2Frs_tetris", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpearisgreen%2Frs_tetris'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f17a145e9b49229da4b48724ef6a5851d7ff8221
[INFO] checking pearisgreen/rs_tetris against try#dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e for pr-153721
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpearisgreen%2Frs_tetris" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pearisgreen/rs_tetris
[INFO] finished tweaking git repo https://github.com/pearisgreen/rs_tetris
[INFO] tweaked toml for git repo https://github.com/pearisgreen/rs_tetris written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pearisgreen/rs_tetris on toolchain dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pearisgreen/rs_tetris 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" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e8c5ec9a9d9bb058d4f9f53421956edd42fe436b594f17008c394f63498f1065
[INFO] running `Command { std: "docker" "start" "e8c5ec9a9d9bb058d4f9f53421956edd42fe436b594f17008c394f63498f1065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e8c5ec9a9d9bb058d4f9f53421956edd42fe436b594f17008c394f63498f1065" "/opt/rustwide/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8c5ec9a9d9bb058d4f9f53421956edd42fe436b594f17008c394f63498f1065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e8c5ec9a9d9bb058d4f9f53421956edd42fe436b594f17008c394f63498f1065" "/opt/rustwide/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.46
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling autocfg v0.1.1
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling khronos_api v3.0.0
[INFO] [stderr]    Compiling nix v0.12.0
[INFO] [stderr]     Checking piston-float v0.3.0
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking stb_truetype v0.2.5
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling serde v1.0.84
[INFO] [stderr]     Checking piston-viewport v0.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking downcast-rs v1.0.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]     Checking smallvec v0.6.7
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking shader_version v0.3.0
[INFO] [stderr]     Checking rand_os v0.1.1
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking inflate v0.4.4
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking gif v0.10.1
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling wayland-scanner v0.21.10
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]     Checking approx v0.3.1
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]     Checking ordered-float v1.0.1
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking rusttype v0.7.3
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking piston-texture v0.6.0
[INFO] [stderr]     Checking vecmath v0.3.1
[INFO] [stderr]     Checking andrew v0.1.5
[INFO] [stderr]     Checking interpolation v0.1.0
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking read_color v1.0.0
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.3.1
[INFO] [stderr]     Checking find_folder v0.3.0
[INFO] [stderr]     Checking piston2d-graphics v0.28.0
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.21.10
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[INFO] [stderr]    Compiling wayland-client v0.21.10
[INFO] [stderr]    Compiling wayland-protocols v0.21.10
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]     Checking wayland-commons v0.21.10
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.84
[INFO] [stderr]     Checking gfx_core v0.8.3
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.4
[INFO] [stderr]     Checking gfx v0.17.1
[INFO] [stderr]     Checking gfx_device_gl v0.15.5
[INFO] [stderr]     Checking winit v0.18.1
[INFO] [stderr]     Checking piston-gfx_texture v0.34.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.54.0
[INFO] [stderr]     Checking pistoncore-input v0.23.0
[INFO] [stderr]     Checking pistoncore-window v0.34.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.39.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.51.1
[INFO] [stderr]     Checking piston v0.39.0
[INFO] [stderr]     Checking piston_window v0.85.0
[INFO] [stderr]     Checking tetris v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::cell::RefCell`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `graphics::Graphics`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use graphics::Graphics;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Entity_Manager` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | struct Entity_Manager {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `EntityManager`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `FPS_View` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:150:8
[INFO] [stdout]     |
[INFO] [stdout] 150 | struct FPS_View {
[INFO] [stdout]     |        ^^^^^^^^ help: convert the identifier to upper camel case: `FpsView`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:243:11
[INFO] [stdout]     |
[INFO] [stdout] 243 |         if(self.delta_move_time >= self.move_time) {
[INFO] [stdout]     |           ^                                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 243 -         if(self.delta_move_time >= self.move_time) {
[INFO] [stdout] 243 +         if self.delta_move_time >= self.move_time  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::cell::RefCell`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `graphics::Graphics`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use graphics::Graphics;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Entity_Manager` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | struct Entity_Manager {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `EntityManager`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `FPS_View` should have an upper camel case name
[INFO] [stdout]    --> src/main.rs:150:8
[INFO] [stdout]     |
[INFO] [stdout] 150 | struct FPS_View {
[INFO] [stdout]     |        ^^^^^^^^ help: convert the identifier to upper camel case: `FpsView`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:243:11
[INFO] [stdout]     |
[INFO] [stdout] 243 |         if(self.delta_move_time >= self.move_time) {
[INFO] [stdout]     |           ^                                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 243 -         if(self.delta_move_time >= self.move_time) {
[INFO] [stdout] 243 +         if self.delta_move_time >= self.move_time  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let mut glyphs = Glyphs::new(font, factory, TextureSettings::new()).unwrap();
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let mut glyphs = Glyphs::new(font, factory, TextureSettings::new()).unwrap();
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_a`
[INFO] [stdout]   --> src/main.rs:92:25
[INFO] [stdout]    |
[INFO] [stdout] 92 |             if let Some(r_a) = e.render_args() {
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_r_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_a`
[INFO] [stdout]   --> src/main.rs:92:25
[INFO] [stdout]    |
[INFO] [stdout] 92 |             if let Some(r_a) = e.render_args() {
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_r_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bound`
[INFO] [stdout]    --> src/main.rs:170:67
[INFO] [stdout]     |
[INFO] [stdout] 170 |     fn draw(&self, c: &Context, g: &mut G2d, glyphs: &mut Glyphs, bound: &Rec){
[INFO] [stdout]     |                                                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_bound`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bound`
[INFO] [stdout]    --> src/main.rs:170:67
[INFO] [stdout]     |
[INFO] [stdout] 170 |     fn draw(&self, c: &Context, g: &mut G2d, glyphs: &mut Glyphs, bound: &Rec){
[INFO] [stdout]     |                                                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_bound`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `glyphs`
[INFO] [stdout]    --> src/main.rs:217:46
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn draw(&self, c: &Context, g: &mut G2d, glyphs: &mut Glyphs, bound: &Rec){
[INFO] [stdout]     |                                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_glyphs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bound`
[INFO] [stdout]    --> src/main.rs:217:67
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn draw(&self, c: &Context, g: &mut G2d, glyphs: &mut Glyphs, bound: &Rec){
[INFO] [stdout]     |                                                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_bound`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/main.rs:218:13
[INFO] [stdout]     |
[INFO] [stdout] 218 |         let size : u32 = FIELD_WIDTH/GRID_WIDTH;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x` and `y` are never read
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Vec2 {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 27 |     x: u32,
[INFO] [stdout]    |     ^
[INFO] [stdout] 28 |     y: u32
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pos` and `dim` are never read
[INFO] [stdout]   --> src/main.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | struct Rec {
[INFO] [stdout]    |        --- fields in this struct
[INFO] [stdout] 41 |     pos: Vec2,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 42 |     dim: Vec2,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `width` and `height` are never read
[INFO] [stdout]   --> src/main.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | struct Window {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 58 |     width: u32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 59 |     height: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `width` and `height` are never read
[INFO] [stdout]    --> src/main.rs:189:5
[INFO] [stdout]     |
[INFO] [stdout] 185 | struct Field {
[INFO] [stdout]     |        ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 189 |     width: u32,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 190 |     height: u32,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `glyphs`
[INFO] [stdout]    --> src/main.rs:217:46
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn draw(&self, c: &Context, g: &mut G2d, glyphs: &mut Glyphs, bound: &Rec){
[INFO] [stdout]     |                                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_glyphs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bound`
[INFO] [stdout]    --> src/main.rs:217:67
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn draw(&self, c: &Context, g: &mut G2d, glyphs: &mut Glyphs, bound: &Rec){
[INFO] [stdout]     |                                                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_bound`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/main.rs:218:13
[INFO] [stdout]     |
[INFO] [stdout] 218 |         let size : u32 = FIELD_WIDTH/GRID_WIDTH;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x` and `y` are never read
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Vec2 {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 27 |     x: u32,
[INFO] [stdout]    |     ^
[INFO] [stdout] 28 |     y: u32
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pos` and `dim` are never read
[INFO] [stdout]   --> src/main.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | struct Rec {
[INFO] [stdout]    |        --- fields in this struct
[INFO] [stdout] 41 |     pos: Vec2,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 42 |     dim: Vec2,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `width` and `height` are never read
[INFO] [stdout]   --> src/main.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | struct Window {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 58 |     width: u32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 59 |     height: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `width` and `height` are never read
[INFO] [stdout]    --> src/main.rs:189:5
[INFO] [stdout]     |
[INFO] [stdout] 185 | struct Field {
[INFO] [stdout]     |        ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 189 |     width: u32,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 190 |     height: u32,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 | /         text::Text::new_color(self.color, 10).draw(
[INFO] [stdout] 174 | |             &fps_str,
[INFO] [stdout] 175 | |             glyphs,
[INFO] [stdout] 176 | |             &c.draw_state,
[INFO] [stdout] 177 | |             c.transform.trans(10.0,20.0), g
[INFO] [stdout] 178 | |         );
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 173 |         let _ = text::Text::new_color(self.color, 10).draw(
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 | /         text::Text::new_color(self.color, 10).draw(
[INFO] [stdout] 174 | |             &fps_str,
[INFO] [stdout] 175 | |             glyphs,
[INFO] [stdout] 176 | |             &c.draw_state,
[INFO] [stdout] 177 | |             c.transform.trans(10.0,20.0), g
[INFO] [stdout] 178 | |         );
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 173 |         let _ = text::Text::new_color(self.color, 10).draw(
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.19s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: glutin v0.19.0, winit v0.18.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "e8c5ec9a9d9bb058d4f9f53421956edd42fe436b594f17008c394f63498f1065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8c5ec9a9d9bb058d4f9f53421956edd42fe436b594f17008c394f63498f1065", kill_on_drop: false }`
[INFO] [stdout] e8c5ec9a9d9bb058d4f9f53421956edd42fe436b594f17008c394f63498f1065
