[INFO] updating cached repository https://github.com/ggrochow/pnm-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e18d8cdd7c631dcce934ddf333b6919bc907a13f
[INFO] checking ggrochow/pnm-rs against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fggrochow%2Fpnm-rs" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ggrochow/pnm-rs on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ggrochow/pnm-rs
[INFO] finished tweaking git repo https://github.com/ggrochow/pnm-rs
[INFO] tweaked toml for git repo https://github.com/ggrochow/pnm-rs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ggrochow/pnm-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 25ffbd326b711e1edbd479ff9929b538ea3f56a718c5bbbe4b4a7e6a55b4aa44
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "25ffbd326b711e1edbd479ff9929b538ea3f56a718c5bbbe4b4a7e6a55b4aa44"`
[INFO] [stderr]     Checking rustc-serialize v0.3.21
[INFO] [stderr]     Checking pnm-scale v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: value assigned to `temp` is never read
[INFO] [stderr]   --> src/pbm.rs:85:17
[INFO] [stderr]    |
[INFO] [stderr] 85 |             let mut temp = 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: value assigned to `temp` is never read
[INFO] [stderr]   --> src/pbm.rs:96:17
[INFO] [stderr]    |
[INFO] [stderr] 96 |             let mut temp = 0;
[INFO] [stderr]    |                 ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x_pixel`
[INFO] [stderr]    --> src/pbm.rs:142:13
[INFO] [stderr]     |
[INFO] [stderr] 142 |         let x_pixel = x_base as i32;
[INFO] [stderr]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_x_pixel`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y_pixel`
[INFO] [stderr]    --> src/pbm.rs:143:13
[INFO] [stderr]     |
[INFO] [stderr] 143 |         let y_pixel = y_base as i32;
[INFO] [stderr]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_y_pixel`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/pbm.rs:140:13
[INFO] [stderr]     |
[INFO] [stderr] 140 |         let mut x_base = x.floor();
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/pbm.rs:141:13
[INFO] [stderr]     |
[INFO] [stderr] 141 |         let mut y_base = y.floor();
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/pbm.rs:184:13
[INFO] [stderr]     |
[INFO] [stderr] 184 |         let mut end_y = wall1.lowest_max_y(wall2);
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/wall.rs:114:13
[INFO] [stderr]     |
[INFO] [stderr] 114 |         let mut p0: Vec2;
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/wall.rs:115:13
[INFO] [stderr]     |
[INFO] [stderr] 115 |         let mut p1: Vec2;
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: private type `Triangle` in public interface (error E0446)
[INFO] [stderr]    --> src/pbm.rs:131:5
[INFO] [stderr]     |
[INFO] [stderr] 131 | /     pub fn draw_triangle(&mut self, triangle: &Triangle) {
[INFO] [stderr] 132 | |         let top = triangle.get_top_walls();
[INFO] [stderr] 133 | |         let bottom = triangle.get_bottom_walls();
[INFO] [stderr] 134 | |
[INFO] [stderr] 135 | |         self.fill_horizontal_space_between_walls(&top.0, &top.1, &triangle);
[INFO] [stderr] 136 | |         self.fill_horizontal_space_between_walls(&bottom.0, &bottom.1, &triangle);
[INFO] [stderr] 137 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(private_in_public)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `Triangle` in public interface (error E0446)
[INFO] [stderr]    --> src/pbm.rs:182:5
[INFO] [stderr]     |
[INFO] [stderr] 182 | /     pub fn fill_horizontal_space_between_walls(&mut self, wall1: &Wall, wall2: &Wall, triangle: &Triangle) {
[INFO] [stderr] 183 | |         let mut start_y = wall1.greatest_min_y(wall2);
[INFO] [stderr] 184 | |         let mut end_y = wall1.lowest_max_y(wall2);
[INFO] [stderr] 185 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 218 | |         // don't include end-peices, check those to === 0.5, if so then do some edge checking
[INFO] [stderr] 219 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_blank_pbm`
[INFO] [stderr]   --> src/pbm.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub fn new_blank_pbm(height: i32, width: i32) -> PBM {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `fill_bottom_half`
[INFO] [stderr]   --> src/pbm.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     pub fn fill_bottom_half(&mut self, fill_pixel: Pixel) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `draw_wall`
[INFO] [stderr]   --> src/pbm.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     pub fn draw_wall(&mut self, height: i32, x: i32, fill_pixel: Pixel) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `draw_line`
[INFO] [stderr]   --> src/pbm.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub fn draw_line(&mut self, x_start: i32, y_start: i32, x_end: i32, y_end: i32) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_pixel`
[INFO] [stderr]    --> src/pbm.rs:221:5
[INFO] [stderr]     |
[INFO] [stderr] 221 |     pub fn get_pixel(&self, x: i32, y: i32) -> Pixel {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_pixel_no_offset`
[INFO] [stderr]    --> src/pbm.rs:242:5
[INFO] [stderr]     |
[INFO] [stderr] 242 |     pub fn set_pixel_no_offset(&mut self, x: i32, y: i32, pixel: &Pixel) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `scale_up`
[INFO] [stderr]    --> src/pbm.rs:254:5
[INFO] [stderr]     |
[INFO] [stderr] 254 |     pub fn scale_up(&mut self, scale: i32) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `convert_to`
[INFO] [stderr]    --> src/pbm.rs:283:5
[INFO] [stderr]     |
[INFO] [stderr] 283 |     pub fn convert_to(&mut self, magic_number: &str) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `plus`
[INFO] [stderr]   --> src/vec3.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn plus(&self, other: &Vec3) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `minus`
[INFO] [stderr]   --> src/vec3.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn minus(&self, other: &Vec3) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `multiply`
[INFO] [stderr]   --> src/vec3.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn multiply(&self, multiplier: f64) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `max_x`
[INFO] [stderr]   --> src/wall.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub fn max_x(&self) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `min_x`
[INFO] [stderr]   --> src/wall.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn min_x(&self) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lowest_max_x`
[INFO] [stderr]   --> src/wall.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn lowest_max_x(&self, other: &Wall) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `greatest_max_x`
[INFO] [stderr]   --> src/wall.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn greatest_max_x(&self, other: &Wall) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lowest_min_x`
[INFO] [stderr]   --> src/wall.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn lowest_min_x(&self, other: &Wall) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `greatest_min_x`
[INFO] [stderr]   --> src/wall.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn greatest_min_x(&self, other: &Wall) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `greatest_max_y`
[INFO] [stderr]   --> src/wall.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     pub fn greatest_max_y(&self, other: &Wall) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lowest_min_y`
[INFO] [stderr]   --> src/wall.rs:97:5
[INFO] [stderr]    |
[INFO] [stderr] 97 |     pub fn lowest_min_y(&self, other: &Wall) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `triangleJson` should have a snake case name
[INFO] [stderr]   --> src/main.rs:86:13
[INFO] [stderr]    |
[INFO] [stderr] 86 |         for triangleJson in json.triangles {
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: convert the identifier to snake case: `triangle_json`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 31 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `temp` is never read
[INFO] [stderr]   --> src/pbm.rs:85:17
[INFO] [stderr]    |
[INFO] [stderr] 85 |             let mut temp = 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: value assigned to `temp` is never read
[INFO] [stderr]   --> src/pbm.rs:96:17
[INFO] [stderr]    |
[INFO] [stderr] 96 |             let mut temp = 0;
[INFO] [stderr]    |                 ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x_pixel`
[INFO] [stderr]    --> src/pbm.rs:142:13
[INFO] [stderr]     |
[INFO] [stderr] 142 |         let x_pixel = x_base as i32;
[INFO] [stderr]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_x_pixel`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y_pixel`
[INFO] [stderr]    --> src/pbm.rs:143:13
[INFO] [stderr]     |
[INFO] [stderr] 143 |         let y_pixel = y_base as i32;
[INFO] [stderr]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_y_pixel`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/pbm.rs:140:13
[INFO] [stderr]     |
[INFO] [stderr] 140 |         let mut x_base = x.floor();
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/pbm.rs:141:13
[INFO] [stderr]     |
[INFO] [stderr] 141 |         let mut y_base = y.floor();
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/pbm.rs:184:13
[INFO] [stderr]     |
[INFO] [stderr] 184 |         let mut end_y = wall1.lowest_max_y(wall2);
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/wall.rs:114:13
[INFO] [stderr]     |
[INFO] [stderr] 114 |         let mut p0: Vec2;
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/wall.rs:115:13
[INFO] [stderr]     |
[INFO] [stderr] 115 |         let mut p1: Vec2;
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: private type `Triangle` in public interface (error E0446)
[INFO] [stderr]    --> src/pbm.rs:131:5
[INFO] [stderr]     |
[INFO] [stderr] 131 | /     pub fn draw_triangle(&mut self, triangle: &Triangle) {
[INFO] [stderr] 132 | |         let top = triangle.get_top_walls();
[INFO] [stderr] 133 | |         let bottom = triangle.get_bottom_walls();
[INFO] [stderr] 134 | |
[INFO] [stderr] 135 | |         self.fill_horizontal_space_between_walls(&top.0, &top.1, &triangle);
[INFO] [stderr] 136 | |         self.fill_horizontal_space_between_walls(&bottom.0, &bottom.1, &triangle);
[INFO] [stderr] 137 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(private_in_public)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: private type `Triangle` in public interface (error E0446)
[INFO] [stderr]    --> src/pbm.rs:182:5
[INFO] [stderr]     |
[INFO] [stderr] 182 | /     pub fn fill_horizontal_space_between_walls(&mut self, wall1: &Wall, wall2: &Wall, triangle: &Triangle) {
[INFO] [stderr] 183 | |         let mut start_y = wall1.greatest_min_y(wall2);
[INFO] [stderr] 184 | |         let mut end_y = wall1.lowest_max_y(wall2);
[INFO] [stderr] 185 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 218 | |         // don't include end-peices, check those to === 0.5, if so then do some edge checking
[INFO] [stderr] 219 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_blank_pbm`
[INFO] [stderr]   --> src/pbm.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub fn new_blank_pbm(height: i32, width: i32) -> PBM {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `fill_bottom_half`
[INFO] [stderr]   --> src/pbm.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     pub fn fill_bottom_half(&mut self, fill_pixel: Pixel) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `draw_wall`
[INFO] [stderr]   --> src/pbm.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     pub fn draw_wall(&mut self, height: i32, x: i32, fill_pixel: Pixel) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `draw_line`
[INFO] [stderr]   --> src/pbm.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub fn draw_line(&mut self, x_start: i32, y_start: i32, x_end: i32, y_end: i32) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_pixel`
[INFO] [stderr]    --> src/pbm.rs:221:5
[INFO] [stderr]     |
[INFO] [stderr] 221 |     pub fn get_pixel(&self, x: i32, y: i32) -> Pixel {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_pixel_no_offset`
[INFO] [stderr]    --> src/pbm.rs:242:5
[INFO] [stderr]     |
[INFO] [stderr] 242 |     pub fn set_pixel_no_offset(&mut self, x: i32, y: i32, pixel: &Pixel) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `scale_up`
[INFO] [stderr]    --> src/pbm.rs:254:5
[INFO] [stderr]     |
[INFO] [stderr] 254 |     pub fn scale_up(&mut self, scale: i32) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `convert_to`
[INFO] [stderr]    --> src/pbm.rs:283:5
[INFO] [stderr]     |
[INFO] [stderr] 283 |     pub fn convert_to(&mut self, magic_number: &str) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `plus`
[INFO] [stderr]   --> src/vec3.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn plus(&self, other: &Vec3) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `minus`
[INFO] [stderr]   --> src/vec3.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn minus(&self, other: &Vec3) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `multiply`
[INFO] [stderr]   --> src/vec3.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn multiply(&self, multiplier: f64) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `max_x`
[INFO] [stderr]   --> src/wall.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub fn max_x(&self) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `min_x`
[INFO] [stderr]   --> src/wall.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn min_x(&self) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lowest_max_x`
[INFO] [stderr]   --> src/wall.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn lowest_max_x(&self, other: &Wall) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `greatest_max_x`
[INFO] [stderr]   --> src/wall.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn greatest_max_x(&self, other: &Wall) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lowest_min_x`
[INFO] [stderr]   --> src/wall.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn lowest_min_x(&self, other: &Wall) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `greatest_min_x`
[INFO] [stderr]   --> src/wall.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn greatest_min_x(&self, other: &Wall) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `greatest_max_y`
[INFO] [stderr]   --> src/wall.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     pub fn greatest_max_y(&self, other: &Wall) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lowest_min_y`
[INFO] [stderr]   --> src/wall.rs:97:5
[INFO] [stderr]    |
[INFO] [stderr] 97 |     pub fn lowest_min_y(&self, other: &Wall) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `triangleJson` should have a snake case name
[INFO] [stderr]   --> src/main.rs:86:13
[INFO] [stderr]    |
[INFO] [stderr] 86 |         for triangleJson in json.triangles {
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: convert the identifier to snake case: `triangle_json`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 31 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.41s
[INFO] running `"docker" "inspect" "25ffbd326b711e1edbd479ff9929b538ea3f56a718c5bbbe4b4a7e6a55b4aa44"`
[INFO] running `"docker" "rm" "-f" "25ffbd326b711e1edbd479ff9929b538ea3f56a718c5bbbe4b4a7e6a55b4aa44"`
[INFO] [stdout] 25ffbd326b711e1edbd479ff9929b538ea3f56a718c5bbbe4b4a7e6a55b4aa44