[INFO] cloning repository https://github.com/Zephyr75/raytracer_old
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Zephyr75/raytracer_old" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZephyr75%2Fraytracer_old", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZephyr75%2Fraytracer_old'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb0d5e9ced61154b581aa1459c1ab6c9f9b69777
[INFO] checking Zephyr75/raytracer_old against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZephyr75%2Fraytracer_old" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Zephyr75/raytracer_old
[INFO] finished tweaking git repo https://github.com/Zephyr75/raytracer_old
[INFO] tweaked toml for git repo https://github.com/Zephyr75/raytracer_old written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Zephyr75/raytracer_old on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Zephyr75/raytracer_old 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0f5155ebf9b3aaa2b2ceb771162ed3112e83afa6c5aa6d4c17c532f202da211
[INFO] running `Command { std: "docker" "start" "-a" "b0f5155ebf9b3aaa2b2ceb771162ed3112e83afa6c5aa6d4c17c532f202da211", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0f5155ebf9b3aaa2b2ceb771162ed3112e83afa6c5aa6d4c17c532f202da211", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0f5155ebf9b3aaa2b2ceb771162ed3112e83afa6c5aa6d4c17c532f202da211", kill_on_drop: false }`
[INFO] [stdout] b0f5155ebf9b3aaa2b2ceb771162ed3112e83afa6c5aa6d4c17c532f202da211
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0ccae7e1e7782dd828d772fde1bbd66e4eaca7448cbe6599e9b048e9b585f03
[INFO] running `Command { std: "docker" "start" "-a" "d0ccae7e1e7782dd828d772fde1bbd66e4eaca7448cbe6599e9b048e9b585f03", kill_on_drop: false }`
[INFO] [stderr]    Compiling version-compare v0.1.0
[INFO] [stderr]    Compiling sdl2-sys v0.35.2
[INFO] [stderr]    Compiling sdl2 v0.35.2
[INFO] [stderr]     Checking raycaster v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::math::utilities::*`
[INFO] [stdout]  --> src/math/vector3.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::math::utilities::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::math::utilities::*`
[INFO] [stdout]  --> src/math/vector3.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::math::utilities::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scale`
[INFO] [stdout]    --> src/main.rs:151:17
[INFO] [stdout]     |
[INFO] [stdout] 151 |             let scale = 1.0 / steps as f32;
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_scale`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `color` is never read
[INFO] [stdout]    --> src/main.rs:133:29
[INFO] [stdout]     |
[INFO] [stdout] 133 |             let mut color = Color::BLACK; 
[INFO] [stdout]     |                             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `world`
[INFO] [stdout]    --> src/main.rs:124:13
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let world = vec![sphere1, sphere2];
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_world`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `unit_assign` is never used
[INFO] [stdout]    --> src/math/vector3.rs:180:12
[INFO] [stdout]     |
[INFO] [stdout] 162 | impl Vector3 {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 180 |     pub fn unit_assign(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PI` is never used
[INFO] [stdout]  --> src/math/utilities.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const PI: f32 = std::f32::consts::PI;
[INFO] [stdout]   |           ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `deg_to_rad` is never used
[INFO] [stdout]  --> src/math/utilities.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn deg_to_rad(deg: f32) -> f32 {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `clamp` is never used
[INFO] [stdout]   --> src/math/utilities.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn clamp(x: f32, min: f32, max: f32) -> f32 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_vector` is never used
[INFO] [stdout]   --> src/math/utilities.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn random_vector() -> Vector3 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `viewport_height`, `viewport_width`, and `focal_length` are never read
[INFO] [stdout]   --> src/object/camera.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Camera {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout]  9 |     pub viewport_height: f32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 10 |     // The width of the viewport
[INFO] [stdout] 11 |     pub viewport_width: f32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     // The focal length of the camera
[INFO] [stdout] 13 |     pub focal_length: f32,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PIXEL_SIZE` should have a snake case name
[INFO] [stdout]   --> src/main.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let PIXEL_SIZE: u32 = 8;
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to snake case: `pixel_size`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scale`
[INFO] [stdout]    --> src/main.rs:151:17
[INFO] [stdout]     |
[INFO] [stdout] 151 |             let scale = 1.0 / steps as f32;
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_scale`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `color` is never read
[INFO] [stdout]    --> src/main.rs:133:29
[INFO] [stdout]     |
[INFO] [stdout] 133 |             let mut color = Color::BLACK; 
[INFO] [stdout]     |                             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `world`
[INFO] [stdout]    --> src/main.rs:124:13
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let world = vec![sphere1, sphere2];
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_world`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `unit_assign` is never used
[INFO] [stdout]    --> src/math/vector3.rs:180:12
[INFO] [stdout]     |
[INFO] [stdout] 162 | impl Vector3 {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 180 |     pub fn unit_assign(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PI` is never used
[INFO] [stdout]  --> src/math/utilities.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const PI: f32 = std::f32::consts::PI;
[INFO] [stdout]   |           ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `deg_to_rad` is never used
[INFO] [stdout]  --> src/math/utilities.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn deg_to_rad(deg: f32) -> f32 {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `clamp` is never used
[INFO] [stdout]   --> src/math/utilities.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn clamp(x: f32, min: f32, max: f32) -> f32 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_vector` is never used
[INFO] [stdout]   --> src/math/utilities.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn random_vector() -> Vector3 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `viewport_height`, `viewport_width`, and `focal_length` are never read
[INFO] [stdout]   --> src/object/camera.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Camera {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout]  9 |     pub viewport_height: f32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 10 |     // The width of the viewport
[INFO] [stdout] 11 |     pub viewport_width: f32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     // The focal length of the camera
[INFO] [stdout] 13 |     pub focal_length: f32,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PIXEL_SIZE` should have a snake case name
[INFO] [stdout]   --> src/main.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let PIXEL_SIZE: u32 = 8;
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to snake case: `pixel_size`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::cmp::Ord::clamp` that must be used
[INFO] [stdout]    --> src/main.rs:160:13
[INFO] [stdout]     |
[INFO] [stdout] 160 |             r.clamp(0, 254);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 160 |             let _ = r.clamp(0, 254);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::cmp::Ord::clamp` that must be used
[INFO] [stdout]    --> src/main.rs:161:13
[INFO] [stdout]     |
[INFO] [stdout] 161 |             g.clamp(0, 254);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 161 |             let _ = g.clamp(0, 254);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::cmp::Ord::clamp` that must be used
[INFO] [stdout]    --> src/main.rs:162:13
[INFO] [stdout]     |
[INFO] [stdout] 162 |             b.clamp(0, 254);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 162 |             let _ = b.clamp(0, 254);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::cmp::Ord::clamp` that must be used
[INFO] [stdout]    --> src/main.rs:160:13
[INFO] [stdout]     |
[INFO] [stdout] 160 |             r.clamp(0, 254);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 160 |             let _ = r.clamp(0, 254);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::cmp::Ord::clamp` that must be used
[INFO] [stdout]    --> src/main.rs:161:13
[INFO] [stdout]     |
[INFO] [stdout] 161 |             g.clamp(0, 254);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 161 |             let _ = g.clamp(0, 254);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::cmp::Ord::clamp` that must be used
[INFO] [stdout]    --> src/main.rs:162:13
[INFO] [stdout]     |
[INFO] [stdout] 162 |             b.clamp(0, 254);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 162 |             let _ = b.clamp(0, 254);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.66s
[INFO] running `Command { std: "docker" "inspect" "d0ccae7e1e7782dd828d772fde1bbd66e4eaca7448cbe6599e9b048e9b585f03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0ccae7e1e7782dd828d772fde1bbd66e4eaca7448cbe6599e9b048e9b585f03", kill_on_drop: false }`
[INFO] [stdout] d0ccae7e1e7782dd828d772fde1bbd66e4eaca7448cbe6599e9b048e9b585f03
