[INFO] updating cached repository Jbat1Jumper/Twins
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Jbat1Jumper/Twins
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Jbat1Jumper/Twins" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/Jbat1Jumper/Twins"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/Jbat1Jumper/Twins'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Jbat1Jumper/Twins" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/Jbat1Jumper/Twins"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/Jbat1Jumper/Twins'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cfec2dc0e69a14b36c621f62beb5a91bbb6cffb8
[INFO] sha for GitHub repo Jbat1Jumper/Twins: cfec2dc0e69a14b36c621f62beb5a91bbb6cffb8
[INFO] validating manifest of Jbat1Jumper/Twins on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Jbat1Jumper/Twins on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Jbat1Jumper/Twins
[INFO] finished frobbing Jbat1Jumper/Twins
[INFO] frobbed toml for Jbat1Jumper/Twins written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/Jbat1Jumper/Twins/Cargo.toml
[INFO] started frobbing Jbat1Jumper/Twins
[INFO] finished frobbing Jbat1Jumper/Twins
[INFO] frobbed toml for Jbat1Jumper/Twins written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/Jbat1Jumper/Twins/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Jbat1Jumper/Twins against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-4/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/Jbat1Jumper/Twins:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ec2469c0801339ec78abf70f47a303681c00918a6415aeb3e49acb3287e18576
[INFO] running `"docker" "start" "-a" "ec2469c0801339ec78abf70f47a303681c00918a6415aeb3e49acb3287e18576"`
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking alga v0.7.2
[INFO] [stderr]     Checking gfx_core v0.8.3
[INFO] [stderr]     Checking rayon-core v1.5.0
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking nalgebra v0.16.13
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking gfx_device_gl v0.15.5
[INFO] [stderr]     Checking gfx v0.17.1
[INFO] [stderr] warning[E0502]: cannot borrow `*self` as immutable because it is also borrowed as mutable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.16.13/src/base/cg.rs:291:44
[INFO] [stderr]     |
[INFO] [stderr] 291 |                 self[(j, i)] += shift[j] * self[(D::dim() - 1, i)];
[INFO] [stderr]     |                 ---------------------------^^^^-------------------
[INFO] [stderr]     |                 |                          |
[INFO] [stderr]     |                 |                          immutable borrow occurs here
[INFO] [stderr]     |                 mutable borrow occurs here
[INFO] [stderr]     |                 mutable borrow later used here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]     Checking gfx_window_sdl v0.8.0
[INFO] [stderr]     Checking gfx_glyph v0.10.2
[INFO] [stderr]     Checking ggez v0.4.4
[INFO] [stderr]     Checking twins v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:33:34
[INFO] [stderr]    |
[INFO] [stderr] 33 |     entities: Vec<(EntityId, Box<Entity>)>,
[INFO] [stderr]    |                                  ^^^^^^ help: use `dyn`: `dyn Entity`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:46:46
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn add_entity(&mut self, entity: Box<Entity>) -> EntityId {
[INFO] [stderr]    |                                              ^^^^^^ help: use `dyn`: `dyn Entity`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `game`
[INFO] [stderr]    --> src/ggez_backend.rs:240:9
[INFO] [stderr]     |
[INFO] [stderr] 240 |     let game = Game::new(320, 240).run(World::new());
[INFO] [stderr]     |         ^^^^ help: consider prefixing with an underscore: `_game`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `w`
[INFO] [stderr]   --> src/ggez_backend.rs:64:26
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn update(&mut self, w: &mut World) {
[INFO] [stderr]    |                          ^ help: consider prefixing with an underscore: `_w`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `surface`
[INFO] [stderr]   --> src/ggez_backend.rs:88:20
[INFO] [stderr]    |
[INFO] [stderr] 88 |     fn draw(&self, surface: &mut S) {
[INFO] [stderr]    |                    ^^^^^^^ help: consider prefixing with an underscore: `_surface`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `is_alive` is assigned to, but never used
[INFO] [stderr]   --> src/ggez_backend.rs:98:17
[INFO] [stderr]    |
[INFO] [stderr] 98 |         let mut is_alive = true;
[INFO] [stderr]    |                 ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_is_alive` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `is_alive` is never read
[INFO] [stderr]    --> src/ggez_backend.rs:108:13
[INFO] [stderr]     |
[INFO] [stderr] 108 |             is_alive = p.lives > 0;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `backend`
[INFO] [stderr]   --> src/ggez_backend.rs:96:26
[INFO] [stderr]    |
[INFO] [stderr] 96 |     fn update(&mut self, backend: &mut B) {
[INFO] [stderr]    |                          ^^^^^^^ help: consider prefixing with an underscore: `_backend`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Line`
[INFO] [stderr]   --> src/engine.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |         Line(f32),
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Fill`
[INFO] [stderr]   --> src/engine.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |         Fill,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Dead`
[INFO] [stderr]   --> src/ggez_backend.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     Dead,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/ggez_backend.rs:170:9
[INFO] [stderr]     |
[INFO] [stderr] 170 |         ggez::graphics::set_color(&mut self.ctx, color);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]   --> src/math.rs:97:23
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn set(&mut self, other: f32) {
[INFO] [stderr]    |                       ^^^^^ help: consider prefixing with an underscore: `_other`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `d`
[INFO] [stderr]   --> src/mekano_renderer.rs:55:30
[INFO] [stderr]    |
[INFO] [stderr] 55 |             &Mekano::End(ref d) => {}
[INFO] [stderr]    |                              ^ help: consider prefixing with an underscore: `_d`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `d`
[INFO] [stderr]   --> src/mekano_renderer.rs:56:34
[INFO] [stderr]    |
[INFO] [stderr] 56 |             &Mekano::Segment(ref d, ref j) => {}
[INFO] [stderr]    |                                  ^ help: consider prefixing with an underscore: `_d`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `j`
[INFO] [stderr]   --> src/mekano_renderer.rs:56:41
[INFO] [stderr]    |
[INFO] [stderr] 56 |             &Mekano::Segment(ref d, ref j) => {}
[INFO] [stderr]    |                                         ^ help: consider prefixing with an underscore: `_j`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `d`
[INFO] [stderr]   --> src/mekano_renderer.rs:57:32
[INFO] [stderr]    |
[INFO] [stderr] 57 |             &Mekano::Split(ref d, ref j1, ref j2) => {}
[INFO] [stderr]    |                                ^ help: consider prefixing with an underscore: `_d`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `j1`
[INFO] [stderr]   --> src/mekano_renderer.rs:57:39
[INFO] [stderr]    |
[INFO] [stderr] 57 |             &Mekano::Split(ref d, ref j1, ref j2) => {}
[INFO] [stderr]    |                                       ^^ help: consider prefixing with an underscore: `_j1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `j2`
[INFO] [stderr]   --> src/mekano_renderer.rs:57:47
[INFO] [stderr]    |
[INFO] [stderr] 57 |             &Mekano::Split(ref d, ref j1, ref j2) => {}
[INFO] [stderr]    |                                               ^^ help: consider prefixing with an underscore: `_j2`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:33:34
[INFO] [stderr]    |
[INFO] [stderr] 33 |     entities: Vec<(EntityId, Box<Entity>)>,
[INFO] [stderr]    |                                  ^^^^^^ help: use `dyn`: `dyn Entity`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:46:46
[INFO] [stderr]    |
[INFO] [stderr] 46 |     pub fn add_entity(&mut self, entity: Box<Entity>) -> EntityId {
[INFO] [stderr]    |                                              ^^^^^^ help: use `dyn`: `dyn Entity`
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PRECISION`
[INFO] [stderr]   --> src/entities/enemy.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | const PRECISION: f32 = 0.5;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `last_time`
[INFO] [stderr]   --> src/main.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 |     last_time: Instant,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `profile`
[INFO] [stderr]   --> src/main.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     profile: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `debug`
[INFO] [stderr]   --> src/main.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     debug: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/debug.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |         graphics::draw(ctx, &t, self.pos, 0.0);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: constant `tolerance` should have an upper case name
[INFO] [stderr]   --> src/mekano_renderer.rs:42:19
[INFO] [stderr]    |
[INFO] [stderr] 42 |             const tolerance: f32 = 5.0;
[INFO] [stderr]    |                   ^^^^^^^^^ help: convert the identifier to upper case: `TOLERANCE`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `game`
[INFO] [stderr]    --> src/ggez_backend.rs:240:9
[INFO] [stderr]     |
[INFO] [stderr] 240 |     let game = Game::new(320, 240).run(World::new());
[INFO] [stderr]     |         ^^^^ help: consider prefixing with an underscore: `_game`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `w`
[INFO] [stderr]   --> src/ggez_backend.rs:64:26
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn update(&mut self, w: &mut World) {
[INFO] [stderr]    |                          ^ help: consider prefixing with an underscore: `_w`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `surface`
[INFO] [stderr]   --> src/ggez_backend.rs:88:20
[INFO] [stderr]    |
[INFO] [stderr] 88 |     fn draw(&self, surface: &mut S) {
[INFO] [stderr]    |                    ^^^^^^^ help: consider prefixing with an underscore: `_surface`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `is_alive` is assigned to, but never used
[INFO] [stderr]   --> src/ggez_backend.rs:98:17
[INFO] [stderr]    |
[INFO] [stderr] 98 |         let mut is_alive = true;
[INFO] [stderr]    |                 ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_is_alive` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `is_alive` is never read
[INFO] [stderr]    --> src/ggez_backend.rs:108:13
[INFO] [stderr]     |
[INFO] [stderr] 108 |             is_alive = p.lives > 0;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `backend`
[INFO] [stderr]   --> src/ggez_backend.rs:96:26
[INFO] [stderr]    |
[INFO] [stderr] 96 |     fn update(&mut self, backend: &mut B) {
[INFO] [stderr]    |                          ^^^^^^^ help: consider prefixing with an underscore: `_backend`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Line`
[INFO] [stderr]   --> src/engine.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |         Line(f32),
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Fill`
[INFO] [stderr]   --> src/engine.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |         Fill,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Dead`
[INFO] [stderr]   --> src/ggez_backend.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     Dead,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/ggez_backend.rs:170:9
[INFO] [stderr]     |
[INFO] [stderr] 170 |         ggez::graphics::set_color(&mut self.ctx, color);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]   --> src/math.rs:97:23
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn set(&mut self, other: f32) {
[INFO] [stderr]    |                       ^^^^^ help: consider prefixing with an underscore: `_other`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `d`
[INFO] [stderr]   --> src/mekano_renderer.rs:55:30
[INFO] [stderr]    |
[INFO] [stderr] 55 |             &Mekano::End(ref d) => {}
[INFO] [stderr]    |                              ^ help: consider prefixing with an underscore: `_d`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `d`
[INFO] [stderr]   --> src/mekano_renderer.rs:56:34
[INFO] [stderr]    |
[INFO] [stderr] 56 |             &Mekano::Segment(ref d, ref j) => {}
[INFO] [stderr]    |                                  ^ help: consider prefixing with an underscore: `_d`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `j`
[INFO] [stderr]   --> src/mekano_renderer.rs:56:41
[INFO] [stderr]    |
[INFO] [stderr] 56 |             &Mekano::Segment(ref d, ref j) => {}
[INFO] [stderr]    |                                         ^ help: consider prefixing with an underscore: `_j`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `d`
[INFO] [stderr]   --> src/mekano_renderer.rs:57:32
[INFO] [stderr]    |
[INFO] [stderr] 57 |             &Mekano::Split(ref d, ref j1, ref j2) => {}
[INFO] [stderr]    |                                ^ help: consider prefixing with an underscore: `_d`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `j1`
[INFO] [stderr]   --> src/mekano_renderer.rs:57:39
[INFO] [stderr]    |
[INFO] [stderr] 57 |             &Mekano::Split(ref d, ref j1, ref j2) => {}
[INFO] [stderr]    |                                       ^^ help: consider prefixing with an underscore: `_j1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `j2`
[INFO] [stderr]   --> src/mekano_renderer.rs:57:47
[INFO] [stderr]    |
[INFO] [stderr] 57 |             &Mekano::Split(ref d, ref j1, ref j2) => {}
[INFO] [stderr]    |                                               ^^ help: consider prefixing with an underscore: `_j2`
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `PRECISION`
[INFO] [stderr]   --> src/entities/enemy.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | const PRECISION: f32 = 0.5;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `last_time`
[INFO] [stderr]   --> src/main.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 |     last_time: Instant,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `profile`
[INFO] [stderr]   --> src/main.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     profile: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `debug`
[INFO] [stderr]   --> src/main.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     debug: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/debug.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |         graphics::draw(ctx, &t, self.pos, 0.0);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: constant `tolerance` should have an upper case name
[INFO] [stderr]   --> src/mekano_renderer.rs:42:19
[INFO] [stderr]    |
[INFO] [stderr] 42 |             const tolerance: f32 = 5.0;
[INFO] [stderr]    |                   ^^^^^^^^^ help: convert the identifier to upper case: `TOLERANCE`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 16s
[INFO] running `"docker" "inspect" "ec2469c0801339ec78abf70f47a303681c00918a6415aeb3e49acb3287e18576"`
[INFO] running `"docker" "rm" "-f" "ec2469c0801339ec78abf70f47a303681c00918a6415aeb3e49acb3287e18576"`
[INFO] [stdout] ec2469c0801339ec78abf70f47a303681c00918a6415aeb3e49acb3287e18576