[INFO] cloning repository https://github.com/diptodip/raytracer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/diptodip/raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiptodip%2Fraytracer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiptodip%2Fraytracer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e1823e7c86fef357c2fd8d84ad5d4deda77d1302 [INFO] testing diptodip/raytracer against 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiptodip%2Fraytracer" "/workspace/builds/worker-16/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/diptodip/raytracer on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/diptodip/raytracer [INFO] finished tweaking git repo https://github.com/diptodip/raytracer [INFO] tweaked toml for git repo https://github.com/diptodip/raytracer written to /workspace/builds/worker-16/source/Cargo.toml [INFO] crate git repo https://github.com/diptodip/raytracer already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3fb096f499f1c7a9ac395a3683e33f49f21ad5f1a9bf990b53578532511b4086 [INFO] running `Command { std: "docker" "start" "-a" "3fb096f499f1c7a9ac395a3683e33f49f21ad5f1a9bf990b53578532511b4086", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3fb096f499f1c7a9ac395a3683e33f49f21ad5f1a9bf990b53578532511b4086", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3fb096f499f1c7a9ac395a3683e33f49f21ad5f1a9bf990b53578532511b4086", kill_on_drop: false }` [INFO] [stdout] 3fb096f499f1c7a9ac395a3683e33f49f21ad5f1a9bf990b53578532511b4086 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f42c18bfe786c4a686c576c64bbaa0b5787eda4be804e1013fd44dd9f7373457 [INFO] running `Command { std: "docker" "start" "-a" "f42c18bfe786c4a686c576c64bbaa0b5787eda4be804e1013fd44dd9f7373457", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling raytracer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::f64::consts::PI` [INFO] [stdout] --> src/linalg.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::f64::consts::PI; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `linalg::dot` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use linalg::dot; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/io.rs:1:15 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs::{self, File}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `io::write_ppm` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use io::write_ppm; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::f64::consts::PI` [INFO] [stdout] --> src/geometry.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::f64::consts::PI; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::rand::prelude::*` [INFO] [stdout] --> src/geometry.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::rand::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `geometry::find_intersections` [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use geometry::find_intersections; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `geometry::Intersection` [INFO] [stdout] --> src/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | use geometry::Intersection; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `geometry::Intersects` [INFO] [stdout] --> src/main.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use geometry::Intersects; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::colors::RGB` [INFO] [stdout] --> src/camera.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::colors::RGB; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::f64::consts::PI` [INFO] [stdout] --> src/ray.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::f64::consts::PI; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::materials::Material` [INFO] [stdout] --> src/ray.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | use crate::materials::Material; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/ray.rs:106:18 [INFO] [stdout] | [INFO] [stdout] 106 | let r2_par = (-(1.0 - r2_per.length_squared()).sqrt() * intersection.local_normal); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 106 - let r2_par = (-(1.0 - r2_per.length_squared()).sqrt() * intersection.local_normal); [INFO] [stdout] 106 + let r2_par = -(1.0 - r2_per.length_squared()).sqrt() * intersection.local_normal; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/ray.rs:184:16 [INFO] [stdout] | [INFO] [stdout] 184 | if (col == (cols - 1)) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 184 - if (col == (cols - 1)) { [INFO] [stdout] 184 + if col == (cols - 1) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pixel_size` [INFO] [stdout] --> src/main.rs:43:22 [INFO] [stdout] | [INFO] [stdout] 43 | let (rows, cols, pixel_size) = imsize_to_pixels( [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel_size` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pixel_size` [INFO] [stdout] --> src/main.rs:122:22 [INFO] [stdout] | [INFO] [stdout] 122 | let (rows, cols, pixel_size) = imsize_to_pixels( [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `row` [INFO] [stdout] --> src/io.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | let row = i / cols; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_row` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `col` [INFO] [stdout] --> src/io.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | let col = i % rows; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_col` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `intersectable` [INFO] [stdout] --> src/ray.rs:39:48 [INFO] [stdout] | [INFO] [stdout] 39 | fn diffuse_bounce(intersection: &Intersection, intersectable: &Intersectable) -> Ray { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_intersectable` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `intersectable` [INFO] [stdout] --> src/ray.rs:47:41 [INFO] [stdout] | [INFO] [stdout] 47 | fn reflect(intersection: &Intersection, intersectable: &Intersectable, ray: &Ray) -> Ray { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_intersectable` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `intersections` [INFO] [stdout] --> src/ray.rs:119:10 [INFO] [stdout] | [INFO] [stdout] 119 | let (intersections, result) = find_intersections(ray, world); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_intersections` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fuzz` [INFO] [stdout] --> src/ray.rs:137:52 [INFO] [stdout] | [INFO] [stdout] 137 | } else if let Surface::FuzzyReflective(fuzz) = surface { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_fuzz` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/ray.rs:146:47 [INFO] [stdout] | [INFO] [stdout] 146 | } else if let Surface::Refractive(r) = surface { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sample` [INFO] [stdout] --> src/ray.rs:192:17 [INFO] [stdout] | [INFO] [stdout] 192 | for sample in 0..samples_per_pixel as usize { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sample` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ray.rs:210:17 [INFO] [stdout] | [INFO] [stdout] 210 | let mut pixel = &mut chunk[col]; [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: variable does not need to be mutable [INFO] [stdout] --> src/ray.rs:177:9 [INFO] [stdout] | [INFO] [stdout] 177 | let mut completed_rows = AtomicUsize::new(0); [INFO] [stdout] | ----^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `imsize_to_fov` [INFO] [stdout] --> src/camera.rs:50:8 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn imsize_to_fov(image_plane_height: f64, image_plane_width: f64) -> (f64, f64) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test_spheres` [INFO] [stdout] --> src/main.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn test_spheres() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | writeln!(f, "P3"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | write!(f, "{}", cols); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | write!(f, " "); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | writeln!(f, "{}", rows); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | writeln!(f, "{}", 255); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | writeln!(f, "{} {} {} ", r, g, b); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ray.rs:217:5 [INFO] [stdout] | [INFO] [stdout] 217 | write_ppm(image, rows, cols); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 35 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.05s [INFO] running `Command { std: "docker" "inspect" "f42c18bfe786c4a686c576c64bbaa0b5787eda4be804e1013fd44dd9f7373457", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f42c18bfe786c4a686c576c64bbaa0b5787eda4be804e1013fd44dd9f7373457", kill_on_drop: false }` [INFO] [stdout] f42c18bfe786c4a686c576c64bbaa0b5787eda4be804e1013fd44dd9f7373457 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 34905d23b72dc55f6b1164d0930004cbe81f887f27c7c7590d01ad46031a0858 [INFO] running `Command { std: "docker" "start" "-a" "34905d23b72dc55f6b1164d0930004cbe81f887f27c7c7590d01ad46031a0858", kill_on_drop: false }` [INFO] [stderr] Compiling raytracer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::f64::consts::PI` [INFO] [stdout] --> src/linalg.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::f64::consts::PI; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `linalg::dot` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use linalg::dot; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/io.rs:1:15 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs::{self, File}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `io::write_ppm` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use io::write_ppm; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::f64::consts::PI` [INFO] [stdout] --> src/geometry.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::f64::consts::PI; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::rand::prelude::*` [INFO] [stdout] --> src/geometry.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::rand::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `geometry::find_intersections` [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use geometry::find_intersections; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `geometry::Intersection` [INFO] [stdout] --> src/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | use geometry::Intersection; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `geometry::Intersects` [INFO] [stdout] --> src/main.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use geometry::Intersects; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::colors::RGB` [INFO] [stdout] --> src/camera.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::colors::RGB; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::f64::consts::PI` [INFO] [stdout] --> src/ray.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::f64::consts::PI; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::materials::Material` [INFO] [stdout] --> src/ray.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | use crate::materials::Material; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/ray.rs:106:18 [INFO] [stdout] | [INFO] [stdout] 106 | let r2_par = (-(1.0 - r2_per.length_squared()).sqrt() * intersection.local_normal); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 106 - let r2_par = (-(1.0 - r2_per.length_squared()).sqrt() * intersection.local_normal); [INFO] [stdout] 106 + let r2_par = -(1.0 - r2_per.length_squared()).sqrt() * intersection.local_normal; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/ray.rs:184:16 [INFO] [stdout] | [INFO] [stdout] 184 | if (col == (cols - 1)) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 184 - if (col == (cols - 1)) { [INFO] [stdout] 184 + if col == (cols - 1) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pixel_size` [INFO] [stdout] --> src/main.rs:43:22 [INFO] [stdout] | [INFO] [stdout] 43 | let (rows, cols, pixel_size) = imsize_to_pixels( [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel_size` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pixel_size` [INFO] [stdout] --> src/main.rs:122:22 [INFO] [stdout] | [INFO] [stdout] 122 | let (rows, cols, pixel_size) = imsize_to_pixels( [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `row` [INFO] [stdout] --> src/io.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | let row = i / cols; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_row` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `col` [INFO] [stdout] --> src/io.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | let col = i % rows; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_col` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `intersectable` [INFO] [stdout] --> src/ray.rs:39:48 [INFO] [stdout] | [INFO] [stdout] 39 | fn diffuse_bounce(intersection: &Intersection, intersectable: &Intersectable) -> Ray { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_intersectable` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `intersectable` [INFO] [stdout] --> src/ray.rs:47:41 [INFO] [stdout] | [INFO] [stdout] 47 | fn reflect(intersection: &Intersection, intersectable: &Intersectable, ray: &Ray) -> Ray { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_intersectable` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `intersections` [INFO] [stdout] --> src/ray.rs:119:10 [INFO] [stdout] | [INFO] [stdout] 119 | let (intersections, result) = find_intersections(ray, world); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_intersections` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fuzz` [INFO] [stdout] --> src/ray.rs:137:52 [INFO] [stdout] | [INFO] [stdout] 137 | } else if let Surface::FuzzyReflective(fuzz) = surface { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_fuzz` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/ray.rs:146:47 [INFO] [stdout] | [INFO] [stdout] 146 | } else if let Surface::Refractive(r) = surface { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sample` [INFO] [stdout] --> src/ray.rs:192:17 [INFO] [stdout] | [INFO] [stdout] 192 | for sample in 0..samples_per_pixel as usize { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sample` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ray.rs:210:17 [INFO] [stdout] | [INFO] [stdout] 210 | let mut pixel = &mut chunk[col]; [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: variable does not need to be mutable [INFO] [stdout] --> src/ray.rs:177:9 [INFO] [stdout] | [INFO] [stdout] 177 | let mut completed_rows = AtomicUsize::new(0); [INFO] [stdout] | ----^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `imsize_to_fov` [INFO] [stdout] --> src/camera.rs:50:8 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn imsize_to_fov(image_plane_height: f64, image_plane_width: f64) -> (f64, f64) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test_spheres` [INFO] [stdout] --> src/main.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn test_spheres() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | writeln!(f, "P3"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | write!(f, "{}", cols); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | write!(f, " "); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | writeln!(f, "{}", rows); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | writeln!(f, "{}", 255); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/io.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | writeln!(f, "{} {} {} ", r, g, b); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ray.rs:217:5 [INFO] [stdout] | [INFO] [stdout] 217 | write_ppm(image, rows, cols); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 35 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `Command { std: "docker" "inspect" "34905d23b72dc55f6b1164d0930004cbe81f887f27c7c7590d01ad46031a0858", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "34905d23b72dc55f6b1164d0930004cbe81f887f27c7c7590d01ad46031a0858", kill_on_drop: false }` [INFO] [stdout] 34905d23b72dc55f6b1164d0930004cbe81f887f27c7c7590d01ad46031a0858 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 44ec4b95a48e9d23aeb51a96bca5bc929195fd7d4faaa3f3f67578110c526a6a [INFO] running `Command { std: "docker" "start" "-a" "44ec4b95a48e9d23aeb51a96bca5bc929195fd7d4faaa3f3f67578110c526a6a", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::f64::consts::PI` [INFO] [stderr] --> src/linalg.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::f64::consts::PI; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `linalg::dot` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use linalg::dot; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> src/io.rs:1:15 [INFO] [stderr] | [INFO] [stderr] 1 | use std::fs::{self, File}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `io::write_ppm` [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | use io::write_ppm; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::f64::consts::PI` [INFO] [stderr] --> src/geometry.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::f64::consts::PI; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::rand::prelude::*` [INFO] [stderr] --> src/geometry.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use crate::rand::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `geometry::find_intersections` [INFO] [stderr] --> src/main.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | use geometry::find_intersections; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `geometry::Intersection` [INFO] [stderr] --> src/main.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | use geometry::Intersection; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `geometry::Intersects` [INFO] [stderr] --> src/main.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | use geometry::Intersects; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::colors::RGB` [INFO] [stderr] --> src/camera.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use crate::colors::RGB; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::f64::consts::PI` [INFO] [stderr] --> src/ray.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::f64::consts::PI; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::materials::Material` [INFO] [stderr] --> src/ray.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | use crate::materials::Material; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/ray.rs:106:18 [INFO] [stderr] | [INFO] [stderr] 106 | let r2_par = (-(1.0 - r2_per.length_squared()).sqrt() * intersection.local_normal); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 106 - let r2_par = (-(1.0 - r2_per.length_squared()).sqrt() * intersection.local_normal); [INFO] [stderr] 106 + let r2_par = -(1.0 - r2_per.length_squared()).sqrt() * intersection.local_normal; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/ray.rs:184:16 [INFO] [stderr] | [INFO] [stderr] 184 | if (col == (cols - 1)) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 184 - if (col == (cols - 1)) { [INFO] [stderr] 184 + if col == (cols - 1) { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pixel_size` [INFO] [stderr] --> src/main.rs:43:22 [INFO] [stderr] | [INFO] [stderr] 43 | let (rows, cols, pixel_size) = imsize_to_pixels( [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel_size` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pixel_size` [INFO] [stderr] --> src/main.rs:122:22 [INFO] [stderr] | [INFO] [stderr] 122 | let (rows, cols, pixel_size) = imsize_to_pixels( [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel_size` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `row` [INFO] [stderr] --> src/io.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | let row = i / cols; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_row` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `col` [INFO] [stderr] --> src/io.rs:14:13 [INFO] [stderr] | [INFO] [stderr] 14 | let col = i % rows; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_col` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `intersectable` [INFO] [stderr] --> src/ray.rs:39:48 [INFO] [stderr] | [INFO] [stderr] 39 | fn diffuse_bounce(intersection: &Intersection, intersectable: &Intersectable) -> Ray { [INFO] [stderr] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_intersectable` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `intersectable` [INFO] [stderr] --> src/ray.rs:47:41 [INFO] [stderr] | [INFO] [stderr] 47 | fn reflect(intersection: &Intersection, intersectable: &Intersectable, ray: &Ray) -> Ray { [INFO] [stderr] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_intersectable` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `intersections` [INFO] [stderr] --> src/ray.rs:119:10 [INFO] [stderr] | [INFO] [stderr] 119 | let (intersections, result) = find_intersections(ray, world); [INFO] [stderr] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_intersections` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `fuzz` [INFO] [stderr] --> src/ray.rs:137:52 [INFO] [stderr] | [INFO] [stderr] 137 | } else if let Surface::FuzzyReflective(fuzz) = surface { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_fuzz` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `r` [INFO] [stderr] --> src/ray.rs:146:47 [INFO] [stderr] | [INFO] [stderr] 146 | } else if let Surface::Refractive(r) = surface { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sample` [INFO] [stderr] --> src/ray.rs:192:17 [INFO] [stderr] | [INFO] [stderr] 192 | for sample in 0..samples_per_pixel as usize { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sample` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/ray.rs:210:17 [INFO] [stderr] | [INFO] [stderr] 210 | let mut pixel = &mut chunk[col]; [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/ray.rs:177:9 [INFO] [stderr] | [INFO] [stderr] 177 | let mut completed_rows = AtomicUsize::new(0); [INFO] [stderr] | ----^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `imsize_to_fov` [INFO] [stderr] --> src/camera.rs:50:8 [INFO] [stderr] | [INFO] [stderr] 50 | pub fn imsize_to_fov(image_plane_height: f64, image_plane_width: f64) -> (f64, f64) { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `test_spheres` [INFO] [stderr] --> src/main.rs:37:4 [INFO] [stderr] | [INFO] [stderr] 37 | fn test_spheres() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/io.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | writeln!(f, "P3"); [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] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/io.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | write!(f, "{}", cols); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/io.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | write!(f, " "); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/io.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | writeln!(f, "{}", rows); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/io.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | writeln!(f, "{}", 255); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/io.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | writeln!(f, "{} {} {} ", r, g, b); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/ray.rs:217:5 [INFO] [stderr] | [INFO] [stderr] 217 | write_ppm(image, rows, cols); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `raytracer` (bin "raytracer" test) generated 35 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/raytracer-1c20f4023c0d6816) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "44ec4b95a48e9d23aeb51a96bca5bc929195fd7d4faaa3f3f67578110c526a6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44ec4b95a48e9d23aeb51a96bca5bc929195fd7d4faaa3f3f67578110c526a6a", kill_on_drop: false }` [INFO] [stdout] 44ec4b95a48e9d23aeb51a96bca5bc929195fd7d4faaa3f3f67578110c526a6a