[INFO] cloning repository https://github.com/avandolder/tinyrenderer-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/avandolder/tinyrenderer-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favandolder%2Ftinyrenderer-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favandolder%2Ftinyrenderer-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 11fb2d7d719ba5900b12d404aef8fefc5d2414c0
[INFO] checking avandolder/tinyrenderer-rs against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favandolder%2Ftinyrenderer-rs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/avandolder/tinyrenderer-rs on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/avandolder/tinyrenderer-rs
[INFO] finished tweaking git repo https://github.com/avandolder/tinyrenderer-rs
[INFO] tweaked toml for git repo https://github.com/avandolder/tinyrenderer-rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/avandolder/tinyrenderer-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2911df15714d17639e72c7ef50decb0e48009b95e0784bb2a6e5656562b9994c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2911df15714d17639e72c7ef50decb0e48009b95e0784bb2a6e5656562b9994c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2911df15714d17639e72c7ef50decb0e48009b95e0784bb2a6e5656562b9994c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2911df15714d17639e72c7ef50decb0e48009b95e0784bb2a6e5656562b9994c", kill_on_drop: false }`
[INFO] [stdout] 2911df15714d17639e72c7ef50decb0e48009b95e0784bb2a6e5656562b9994c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c43524739773af18af7a44f84f03ae5024151adcfe3459a980eea57e495df228
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c43524739773af18af7a44f84f03ae5024151adcfe3459a980eea57e495df228", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling semver-parser v0.7.0
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[INFO] [stderr]     Checking scopeguard v1.0.0
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[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling num-derive v0.2.5
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[INFO] [stderr]     Checking tinyrenderer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Vec2i`, `Vec3i`
[INFO] [stdout]  --> src/main.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 | use geometry::{Vec2f, Vec2i, Vec3f, Vec3i};
[INFO] [stdout]   |                       ^^^^^         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Vec2i`, `Vec3i`
[INFO] [stdout]  --> src/main.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 | use geometry::{Vec2f, Vec2i, Vec3f, Vec3i};
[INFO] [stdout]   |                       ^^^^^         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Vec2i`
[INFO] [stdout]  --> src/geometry.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type Vec2i = Vec2<i32>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Vec3i`
[INFO] [stdout]  --> src/geometry.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub type Vec3i = Vec3<i32>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `x`
[INFO] [stdout]   --> src/geometry.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn x(&self) -> S { self.0[0] }
[INFO] [stdout]    |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `y`
[INFO] [stdout]   --> src/geometry.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn y(&self) -> S { self.0[1] }
[INFO] [stdout]    |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `u`
[INFO] [stdout]   --> src/geometry.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn u(&self) -> S { self.0[0] }
[INFO] [stdout]    |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `v`
[INFO] [stdout]   --> src/geometry.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn v(&self) -> S { self.0[1] }
[INFO] [stdout]    |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `length`
[INFO] [stdout]   --> src/geometry.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn length(&self) -> S {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `squared_length`
[INFO] [stdout]   --> src/geometry.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn squared_length(&self) -> S {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dot`
[INFO] [stdout]   --> src/geometry.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn dot(&self, other: Self) -> S {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `x`
[INFO] [stdout]    --> src/geometry.rs:224:12
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub fn x(&self) -> S { self.0[0] }
[INFO] [stdout]     |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `y`
[INFO] [stdout]    --> src/geometry.rs:225:12
[INFO] [stdout]     |
[INFO] [stdout] 225 |     pub fn y(&self) -> S { self.0[1] }
[INFO] [stdout]     |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `z`
[INFO] [stdout]    --> src/geometry.rs:226:12
[INFO] [stdout]     |
[INFO] [stdout] 226 |     pub fn z(&self) -> S { self.0[2] }
[INFO] [stdout]     |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ivert`
[INFO] [stdout]    --> src/geometry.rs:227:12
[INFO] [stdout]     |
[INFO] [stdout] 227 |     pub fn ivert(&self) -> S { self.0[0] }
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iuv`
[INFO] [stdout]    --> src/geometry.rs:228:12
[INFO] [stdout]     |
[INFO] [stdout] 228 |     pub fn iuv(&self) -> S { self.0[1] }
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `inorm`
[INFO] [stdout]    --> src/geometry.rs:229:12
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn inorm(&self) -> S { self.0[2] }
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `length`
[INFO] [stdout]    --> src/geometry.rs:231:12
[INFO] [stdout]     |
[INFO] [stdout] 231 |     pub fn length(&self) -> S {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `squared_length`
[INFO] [stdout]    --> src/geometry.rs:235:12
[INFO] [stdout]     |
[INFO] [stdout] 235 |     pub fn squared_length(&self) -> S {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `normalize`
[INFO] [stdout]    --> src/geometry.rs:239:12
[INFO] [stdout]     |
[INFO] [stdout] 239 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `normalized`
[INFO] [stdout]    --> src/geometry.rs:246:12
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn normalized(&self) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dot`
[INFO] [stdout]    --> src/geometry.rs:250:12
[INFO] [stdout]     |
[INFO] [stdout] 250 |     pub fn dot(&self, other: Self) -> S {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `WHITE`
[INFO] [stdout]   --> src/main.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | const WHITE: Color = image::Rgba([255, 255, 255, 255]);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RED`
[INFO] [stdout]   --> src/main.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | const RED: Color = image::Rgba([255, 0, 0, 255]);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `draw_line`
[INFO] [stdout]   --> src/main.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn draw_line(
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Vec2i`
[INFO] [stdout]  --> src/geometry.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type Vec2i = Vec2<i32>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Vec3i`
[INFO] [stdout]  --> src/geometry.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub type Vec3i = Vec3<i32>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `x`
[INFO] [stdout]   --> src/geometry.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn x(&self) -> S { self.0[0] }
[INFO] [stdout]    |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `y`
[INFO] [stdout]   --> src/geometry.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn y(&self) -> S { self.0[1] }
[INFO] [stdout]    |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `u`
[INFO] [stdout]   --> src/geometry.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn u(&self) -> S { self.0[0] }
[INFO] [stdout]    |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `v`
[INFO] [stdout]   --> src/geometry.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn v(&self) -> S { self.0[1] }
[INFO] [stdout]    |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `length`
[INFO] [stdout]   --> src/geometry.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn length(&self) -> S {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `squared_length`
[INFO] [stdout]   --> src/geometry.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn squared_length(&self) -> S {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dot`
[INFO] [stdout]   --> src/geometry.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn dot(&self, other: Self) -> S {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `x`
[INFO] [stdout]    --> src/geometry.rs:224:12
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub fn x(&self) -> S { self.0[0] }
[INFO] [stdout]     |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `y`
[INFO] [stdout]    --> src/geometry.rs:225:12
[INFO] [stdout]     |
[INFO] [stdout] 225 |     pub fn y(&self) -> S { self.0[1] }
[INFO] [stdout]     |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `z`
[INFO] [stdout]    --> src/geometry.rs:226:12
[INFO] [stdout]     |
[INFO] [stdout] 226 |     pub fn z(&self) -> S { self.0[2] }
[INFO] [stdout]     |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ivert`
[INFO] [stdout]    --> src/geometry.rs:227:12
[INFO] [stdout]     |
[INFO] [stdout] 227 |     pub fn ivert(&self) -> S { self.0[0] }
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iuv`
[INFO] [stdout]    --> src/geometry.rs:228:12
[INFO] [stdout]     |
[INFO] [stdout] 228 |     pub fn iuv(&self) -> S { self.0[1] }
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `inorm`
[INFO] [stdout]    --> src/geometry.rs:229:12
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn inorm(&self) -> S { self.0[2] }
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `length`
[INFO] [stdout]    --> src/geometry.rs:231:12
[INFO] [stdout]     |
[INFO] [stdout] 231 |     pub fn length(&self) -> S {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `squared_length`
[INFO] [stdout]    --> src/geometry.rs:235:12
[INFO] [stdout]     |
[INFO] [stdout] 235 |     pub fn squared_length(&self) -> S {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `normalize`
[INFO] [stdout]    --> src/geometry.rs:239:12
[INFO] [stdout]     |
[INFO] [stdout] 239 |     pub fn normalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `normalized`
[INFO] [stdout]    --> src/geometry.rs:246:12
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn normalized(&self) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dot`
[INFO] [stdout]    --> src/geometry.rs:250:12
[INFO] [stdout]     |
[INFO] [stdout] 250 |     pub fn dot(&self, other: Self) -> S {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `WHITE`
[INFO] [stdout]   --> src/main.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | const WHITE: Color = image::Rgba([255, 255, 255, 255]);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RED`
[INFO] [stdout]   --> src/main.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | const RED: Color = image::Rgba([255, 0, 0, 255]);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `draw_line`
[INFO] [stdout]   --> src/main.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn draw_line(
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 41.58s
[INFO] running `Command { std: "docker" "inspect" "c43524739773af18af7a44f84f03ae5024151adcfe3459a980eea57e495df228", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c43524739773af18af7a44f84f03ae5024151adcfe3459a980eea57e495df228", kill_on_drop: false }`
[INFO] [stdout] c43524739773af18af7a44f84f03ae5024151adcfe3459a980eea57e495df228