[INFO] cloning repository https://github.com/aidenbenner/rust-raytracer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aidenbenner/rust-raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faidenbenner%2Frust-raytracer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faidenbenner%2Frust-raytracer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0ba58757f398adc19cfc9ff22713991c91000772 [INFO] checking aidenbenner/rust-raytracer against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faidenbenner%2Frust-raytracer" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aidenbenner/rust-raytracer on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/aidenbenner/rust-raytracer [INFO] finished tweaking git repo https://github.com/aidenbenner/rust-raytracer [INFO] tweaked toml for git repo https://github.com/aidenbenner/rust-raytracer written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/aidenbenner/rust-raytracer 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dc0e1d3f9852107df96e8211122be79f87f1ac6a4e8200488215b02a141cc48e [INFO] running `Command { std: "docker" "start" "-a" "dc0e1d3f9852107df96e8211122be79f87f1ac6a4e8200488215b02a141cc48e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dc0e1d3f9852107df96e8211122be79f87f1ac6a4e8200488215b02a141cc48e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc0e1d3f9852107df96e8211122be79f87f1ac6a4e8200488215b02a141cc48e", kill_on_drop: false }` [INFO] [stdout] dc0e1d3f9852107df96e8211122be79f87f1ac6a4e8200488215b02a141cc48e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 09656038398b6ad2e6dd37110f76749516d0e8efd0762e85f4499aeabdd155e0 [INFO] running `Command { std: "docker" "start" "-a" "09656038398b6ad2e6dd37110f76749516d0e8efd0762e85f4499aeabdd155e0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling crossbeam-utils v0.8.4 [INFO] [stderr] Compiling memoffset v0.6.3 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling anyhow v1.0.40 [INFO] [stderr] Checking crossbeam-epoch v0.9.4 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking raytracer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `anyhow` [INFO] [stdout] --> src/main.rs:1:14 [INFO] [stdout] | [INFO] [stdout] 1 | use anyhow::{anyhow, Result}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rc::Rc` [INFO] [stdout] --> src/main.rs:7:21 [INFO] [stdout] | [INFO] [stdout] 7 | use std::{fs::File, rc::Rc, sync::Arc}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `rc::Rc`, `str::MatchIndices` [INFO] [stdout] --> src/object.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{rc::Rc, str::MatchIndices}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/object.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 8 | use crate::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> src/vec3.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | self, [INFO] [stdout] | ^^^^ the item `rand` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `object::Object` [INFO] [stdout] --> src/bounding_box.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{object::Object}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `anyhow` [INFO] [stdout] --> src/main.rs:1:14 [INFO] [stdout] | [INFO] [stdout] 1 | use anyhow::{anyhow, Result}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rc::Rc` [INFO] [stdout] --> src/main.rs:7:21 [INFO] [stdout] | [INFO] [stdout] 7 | use std::{fs::File, rc::Rc, sync::Arc}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `rc::Rc`, `str::MatchIndices` [INFO] [stdout] --> src/object.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{rc::Rc, str::MatchIndices}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/object.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 8 | use crate::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> src/vec3.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | self, [INFO] [stdout] | ^^^^ the item `rand` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `object::Object` [INFO] [stdout] --> src/bounding_box.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{object::Object}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:184:22 [INFO] [stdout] | [INFO] [stdout] 184 | objects: Vec>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 184 | objects: Vec>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:184:22 [INFO] [stdout] | [INFO] [stdout] 184 | objects: Vec>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 184 | objects: Vec>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ray` [INFO] [stdout] --> src/material.rs:8:20 [INFO] [stdout] | [INFO] [stdout] 8 | fn emit(&self, ray: &Ray, hit: &RayHit) -> Color { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ray` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hit` [INFO] [stdout] --> src/material.rs:8:31 [INFO] [stdout] | [INFO] [stdout] 8 | fn emit(&self, ray: &Ray, hit: &RayHit) -> Color { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_hit` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ray` [INFO] [stdout] --> src/material.rs:18:23 [INFO] [stdout] | [INFO] [stdout] 18 | fn scatter(&self, ray: &Ray, hit: &RayHit) -> Option<(Color, Ray)> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ray` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ray` [INFO] [stdout] --> src/material.rs:96:23 [INFO] [stdout] | [INFO] [stdout] 96 | fn scatter(&self, ray: &Ray, hit: &RayHit) -> Option<(Color, Ray)> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ray` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hit` [INFO] [stdout] --> src/material.rs:96:34 [INFO] [stdout] | [INFO] [stdout] 96 | fn scatter(&self, ray: &Ray, hit: &RayHit) -> Option<(Color, Ray)> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_hit` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ray` [INFO] [stdout] --> src/material.rs:100:20 [INFO] [stdout] | [INFO] [stdout] 100 | fn emit(&self, ray: &Ray, hit: &RayHit) -> Color { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ray` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hit` [INFO] [stdout] --> src/material.rs:100:31 [INFO] [stdout] | [INFO] [stdout] 100 | fn emit(&self, ray: &Ray, hit: &RayHit) -> Color { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_hit` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ray` [INFO] [stdout] --> src/material.rs:8:20 [INFO] [stdout] | [INFO] [stdout] 8 | fn emit(&self, ray: &Ray, hit: &RayHit) -> Color { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ray` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hit` [INFO] [stdout] --> src/material.rs:8:31 [INFO] [stdout] | [INFO] [stdout] 8 | fn emit(&self, ray: &Ray, hit: &RayHit) -> Color { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_hit` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ray` [INFO] [stdout] --> src/material.rs:18:23 [INFO] [stdout] | [INFO] [stdout] 18 | fn scatter(&self, ray: &Ray, hit: &RayHit) -> Option<(Color, Ray)> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ray` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ray` [INFO] [stdout] --> src/material.rs:96:23 [INFO] [stdout] | [INFO] [stdout] 96 | fn scatter(&self, ray: &Ray, hit: &RayHit) -> Option<(Color, Ray)> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ray` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hit` [INFO] [stdout] --> src/material.rs:96:34 [INFO] [stdout] | [INFO] [stdout] 96 | fn scatter(&self, ray: &Ray, hit: &RayHit) -> Option<(Color, Ray)> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_hit` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ray` [INFO] [stdout] --> src/material.rs:100:20 [INFO] [stdout] | [INFO] [stdout] 100 | fn emit(&self, ray: &Ray, hit: &RayHit) -> Color { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ray` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hit` [INFO] [stdout] --> src/material.rs:100:31 [INFO] [stdout] | [INFO] [stdout] 100 | fn emit(&self, ray: &Ray, hit: &RayHit) -> Color { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_hit` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `focus_point` [INFO] [stdout] --> src/main.rs:283:9 [INFO] [stdout] | [INFO] [stdout] 283 | let focus_point = vec3!(5., 10., 4.); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_focus_point` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:296:9 [INFO] [stdout] | [INFO] [stdout] 296 | for i in 0..300 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:346:9 [INFO] [stdout] | [INFO] [stdout] 346 | let mut focus_point = vec3!(0., 2., 1.); [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: field `axis` is never read [INFO] [stdout] --> src/object.rs:235:9 [INFO] [stdout] | [INFO] [stdout] 226 | pub struct Rect { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 235 | pub axis : Axis, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `SAMPLES` should have a snake case name [INFO] [stdout] --> src/main.rs:515:9 [INFO] [stdout] | [INFO] [stdout] 515 | let SAMPLES: i32 = 5000; [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `samples` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:553:5 [INFO] [stdout] | [INFO] [stdout] 553 | img.to_ppm("test.ppm"); [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] 553 | let _ = img.to_ppm("test.ppm"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `N` should have a snake case name [INFO] [stdout] --> src/object.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 56 | let N = objs.len(); [INFO] [stdout] | ^ help: convert the identifier to snake case: `n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `focus_point` [INFO] [stdout] --> src/main.rs:283:9 [INFO] [stdout] | [INFO] [stdout] 283 | let focus_point = vec3!(5., 10., 4.); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_focus_point` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:296:9 [INFO] [stdout] | [INFO] [stdout] 296 | for i in 0..300 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:346:9 [INFO] [stdout] | [INFO] [stdout] 346 | let mut focus_point = vec3!(0., 2., 1.); [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: field `axis` is never read [INFO] [stdout] --> src/object.rs:235:9 [INFO] [stdout] | [INFO] [stdout] 226 | pub struct Rect { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 235 | pub axis : Axis, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `SAMPLES` should have a snake case name [INFO] [stdout] --> src/main.rs:515:9 [INFO] [stdout] | [INFO] [stdout] 515 | let SAMPLES: i32 = 5000; [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `samples` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:553:5 [INFO] [stdout] | [INFO] [stdout] 553 | img.to_ppm("test.ppm"); [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] 553 | let _ = img.to_ppm("test.ppm"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `N` should have a snake case name [INFO] [stdout] --> src/object.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 56 | let N = objs.len(); [INFO] [stdout] | ^ help: convert the identifier to snake case: `n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.28s [INFO] running `Command { std: "docker" "inspect" "09656038398b6ad2e6dd37110f76749516d0e8efd0762e85f4499aeabdd155e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09656038398b6ad2e6dd37110f76749516d0e8efd0762e85f4499aeabdd155e0", kill_on_drop: false }` [INFO] [stdout] 09656038398b6ad2e6dd37110f76749516d0e8efd0762e85f4499aeabdd155e0