[INFO] fetching crate bs-trace 0.3.0...
[INFO] testing bs-trace-0.3.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate bs-trace 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate bs-trace 0.3.0
[INFO] finished tweaking crates.io crate bs-trace 0.3.0
[INFO] tweaked toml for crates.io crate bs-trace 0.3.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bs-trace 0.3.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bs-trace 0.3.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 754e0369aacf1d9742455df7516391b905051459cbac021195aa85ce88462802
[INFO] running `Command { std: "docker" "start" "-a" "754e0369aacf1d9742455df7516391b905051459cbac021195aa85ce88462802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "754e0369aacf1d9742455df7516391b905051459cbac021195aa85ce88462802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "754e0369aacf1d9742455df7516391b905051459cbac021195aa85ce88462802", kill_on_drop: false }`
[INFO] [stdout] 754e0369aacf1d9742455df7516391b905051459cbac021195aa85ce88462802
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc8c77009edbe12e4c45426041be62c84a4ba56d5f20d05247d5dced1c2a98bf
[INFO] running `Command { std: "docker" "start" "-a" "cc8c77009edbe12e4c45426041be62c84a4ba56d5f20d05247d5dced1c2a98bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling winnow v0.6.24
[INFO] [stderr]    Compiling const-default v1.0.0
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.3
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling flate2 v1.0.35
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]    Compiling toml v0.8.19
[INFO] [stderr]    Compiling bs-trace v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `MulAssign`
[INFO] [stdout]  --> src/linalg/matrix.rs:6:70
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::{Add, AddAssign, Div, DivAssign, Index, IndexMut, Mul, MulAssign, Sub, SubAssign};
[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: `Value`
[INFO] [stdout]  --> src/trace/description.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use toml::{Table, Value};
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line_nums`
[INFO] [stdout]   --> src/trace/camera.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |             let line_nums = lines_numbers.clone();
[INFO] [stdout]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_nums`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]   --> src/trace/camera.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |             let tx = tx.clone();
[INFO] [stdout]    |                 ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sampling_strategy`
[INFO] [stdout]   --> src/trace/camera.rs:92:17
[INFO] [stdout]    |
[INFO] [stdout] 92 |             let sampling_strategy = sampling_strategy.clone();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sampling_strategy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx`
[INFO] [stdout]   --> src/trace/camera.rs:87:18
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let (tx, rx) = mpsc::channel::<Vec<Colour>>();
[INFO] [stdout]    |                  ^^ help: if this is intentional, prefix it with an underscore: `_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `join_handles`
[INFO] [stdout]   --> src/trace/camera.rs:89:13
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let join_handles = (0..num_threads).map(|_| {
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_join_handles`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `join_handles`
[INFO] [stdout]   --> src/trace/cfg.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let (join_handles, rx) = self.spawn_threads(self.num_threads);
[INFO] [stdout]    |              ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_join_handles`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `thread_i`
[INFO] [stdout]   --> src/trace/cfg.rs:58:19
[INFO] [stdout]    |
[INFO] [stdout] 58 |             .map(|thread_i| {
[INFO] [stdout]    |                   ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_thread_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `incident_direction`
[INFO] [stdout]   --> src/trace/material.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         incident_direction: Vec3,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_incident_direction`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/trace/sampling.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         rng: &mut Box<dyn RngCore>,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/trace/sampling.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         rng: &mut Box<dyn RngCore>,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `option_ordering_min_none` is never used
[INFO] [stdout]   --> src/internal/option.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn option_ordering_min_none<T>(x: &Option<T>, y: &Option<T>) -> Ordering
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `forward` is never read
[INFO] [stdout]   --> src/trace/camera.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Camera<const W: usize, const H: usize> {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     forward: Vec3,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `trace_sample` and `spawn_threads` are never used
[INFO] [stdout]   --> src/trace/camera.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl<const W: usize, const H: usize> Camera<W, H> {
[INFO] [stdout]    | ------------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 75 |     fn trace_sample(&self, rng: &mut Box<dyn RngCore>, world: &World, x: f64, y: f64) -> Colour {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     fn spawn_threads<S: SamplingStrategy + Clone + 'static>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `normal` is never read
[INFO] [stdout]   --> src/trace/world.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct HitRecord {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub(self) normal: Vec3,
[INFO] [stdout]    |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bs_trace::image::prelude::Colour`
[INFO] [stdout]  --> src/bin/bs_trace.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bs_trace::image::prelude::Colour;
[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 imports: `Lambertian` and `Metal`
[INFO] [stdout]  --> src/bin/bs_trace.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bs_trace::trace::material::{Lambertian, Metal};
[INFO] [stdout]   |                                 ^^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Sphere` and `World`
[INFO] [stdout]  --> src/bin/bs_trace.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 6 | use bs_trace::trace::world::{Sphere, World};
[INFO] [stdout]   |                              ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/bin/bs_trace.rs:9:26
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{BufWriter, Write};
[INFO] [stdout]   |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/bs_trace.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut camera: Camera<WIDTH, HEIGHT> = unsafe {
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/bin/bs_trace.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let rng = rand::thread_rng();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_main` is never used
[INFO] [stdout]   --> src/bin/bs_trace.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn test_main() -> std::io::Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.37s
[INFO] running `Command { std: "docker" "inspect" "cc8c77009edbe12e4c45426041be62c84a4ba56d5f20d05247d5dced1c2a98bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc8c77009edbe12e4c45426041be62c84a4ba56d5f20d05247d5dced1c2a98bf", kill_on_drop: false }`
[INFO] [stdout] cc8c77009edbe12e4c45426041be62c84a4ba56d5f20d05247d5dced1c2a98bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bf9f3511537243a5f63e0f4f55461bbfca55d2f092e509fa668856cd294720a
[INFO] running `Command { std: "docker" "start" "-a" "6bf9f3511537243a5f63e0f4f55461bbfca55d2f092e509fa668856cd294720a", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `MulAssign`
[INFO] [stdout]  --> src/linalg/matrix.rs:6:70
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::{Add, AddAssign, Div, DivAssign, Index, IndexMut, Mul, MulAssign, Sub, SubAssign};
[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: `Value`
[INFO] [stdout]  --> src/trace/description.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use toml::{Table, Value};
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line_nums`
[INFO] [stdout]   --> src/trace/camera.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |             let line_nums = lines_numbers.clone();
[INFO] [stdout]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_nums`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]   --> src/trace/camera.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |             let tx = tx.clone();
[INFO] [stdout]    |                 ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sampling_strategy`
[INFO] [stdout]   --> src/trace/camera.rs:92:17
[INFO] [stdout]    |
[INFO] [stdout] 92 |             let sampling_strategy = sampling_strategy.clone();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sampling_strategy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx`
[INFO] [stdout]   --> src/trace/camera.rs:87:18
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let (tx, rx) = mpsc::channel::<Vec<Colour>>();
[INFO] [stdout]    |                  ^^ help: if this is intentional, prefix it with an underscore: `_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `join_handles`
[INFO] [stdout]   --> src/trace/camera.rs:89:13
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let join_handles = (0..num_threads).map(|_| {
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_join_handles`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `join_handles`
[INFO] [stdout]   --> src/trace/cfg.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let (join_handles, rx) = self.spawn_threads(self.num_threads);
[INFO] [stdout]    |              ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_join_handles`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `thread_i`
[INFO] [stdout]   --> src/trace/cfg.rs:58:19
[INFO] [stdout]    |
[INFO] [stdout] 58 |             .map(|thread_i| {
[INFO] [stdout]    |                   ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_thread_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `incident_direction`
[INFO] [stdout]   --> src/trace/material.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         incident_direction: Vec3,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_incident_direction`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/trace/sampling.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         rng: &mut Box<dyn RngCore>,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/trace/sampling.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         rng: &mut Box<dyn RngCore>,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `option_ordering_min_none` is never used
[INFO] [stdout]   --> src/internal/option.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn option_ordering_min_none<T>(x: &Option<T>, y: &Option<T>) -> Ordering
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `forward` is never read
[INFO] [stdout]   --> src/trace/camera.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Camera<const W: usize, const H: usize> {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     forward: Vec3,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `trace_sample` and `spawn_threads` are never used
[INFO] [stdout]   --> src/trace/camera.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl<const W: usize, const H: usize> Camera<W, H> {
[INFO] [stdout]    | ------------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 75 |     fn trace_sample(&self, rng: &mut Box<dyn RngCore>, world: &World, x: f64, y: f64) -> Colour {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     fn spawn_threads<S: SamplingStrategy + Clone + 'static>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `normal` is never read
[INFO] [stdout]   --> src/trace/world.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct HitRecord {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub(self) normal: Vec3,
[INFO] [stdout]    |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bs-trace v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `bs_trace::image::prelude::Colour`
[INFO] [stdout]  --> src/bin/bs_trace.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use bs_trace::image::prelude::Colour;
[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 imports: `Lambertian` and `Metal`
[INFO] [stdout]  --> src/bin/bs_trace.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bs_trace::trace::material::{Lambertian, Metal};
[INFO] [stdout]   |                                 ^^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Sphere` and `World`
[INFO] [stdout]  --> src/bin/bs_trace.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 6 | use bs_trace::trace::world::{Sphere, World};
[INFO] [stdout]   |                              ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/bin/bs_trace.rs:9:26
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{BufWriter, Write};
[INFO] [stdout]   |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MulAssign`
[INFO] [stdout]  --> src/linalg/matrix.rs:6:70
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::{Add, AddAssign, Div, DivAssign, Index, IndexMut, Mul, MulAssign, Sub, SubAssign};
[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: `Value`
[INFO] [stdout]  --> src/trace/description.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use toml::{Table, Value};
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/bs_trace.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut camera: Camera<WIDTH, HEIGHT> = unsafe {
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/bin/bs_trace.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let rng = rand::thread_rng();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_main` is never used
[INFO] [stdout]   --> src/bin/bs_trace.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn test_main() -> std::io::Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line_nums`
[INFO] [stdout]   --> src/trace/camera.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |             let line_nums = lines_numbers.clone();
[INFO] [stdout]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_nums`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx`
[INFO] [stdout]   --> src/trace/camera.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |             let tx = tx.clone();
[INFO] [stdout]    |                 ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sampling_strategy`
[INFO] [stdout]   --> src/trace/camera.rs:92:17
[INFO] [stdout]    |
[INFO] [stdout] 92 |             let sampling_strategy = sampling_strategy.clone();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sampling_strategy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx`
[INFO] [stdout]   --> src/trace/camera.rs:87:18
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let (tx, rx) = mpsc::channel::<Vec<Colour>>();
[INFO] [stdout]    |                  ^^ help: if this is intentional, prefix it with an underscore: `_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `join_handles`
[INFO] [stdout]   --> src/trace/camera.rs:89:13
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let join_handles = (0..num_threads).map(|_| {
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_join_handles`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `join_handles`
[INFO] [stdout]   --> src/trace/cfg.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let (join_handles, rx) = self.spawn_threads(self.num_threads);
[INFO] [stdout]    |              ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_join_handles`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `thread_i`
[INFO] [stdout]   --> src/trace/cfg.rs:58:19
[INFO] [stdout]    |
[INFO] [stdout] 58 |             .map(|thread_i| {
[INFO] [stdout]    |                   ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_thread_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `incident_direction`
[INFO] [stdout]   --> src/trace/material.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         incident_direction: Vec3,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_incident_direction`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/trace/sampling.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         rng: &mut Box<dyn RngCore>,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/trace/sampling.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         rng: &mut Box<dyn RngCore>,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `option_ordering_min_none` is never used
[INFO] [stdout]   --> src/internal/option.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn option_ordering_min_none<T>(x: &Option<T>, y: &Option<T>) -> Ordering
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `forward` is never read
[INFO] [stdout]   --> src/trace/camera.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Camera<const W: usize, const H: usize> {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     forward: Vec3,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `trace_sample` and `spawn_threads` are never used
[INFO] [stdout]   --> src/trace/camera.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl<const W: usize, const H: usize> Camera<W, H> {
[INFO] [stdout]    | ------------------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 75 |     fn trace_sample(&self, rng: &mut Box<dyn RngCore>, world: &World, x: f64, y: f64) -> Colour {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     fn spawn_threads<S: SamplingStrategy + Clone + 'static>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `normal` is never read
[INFO] [stdout]   --> src/trace/world.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct HitRecord {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub(self) normal: Vec3,
[INFO] [stdout]    |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "6bf9f3511537243a5f63e0f4f55461bbfca55d2f092e509fa668856cd294720a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bf9f3511537243a5f63e0f4f55461bbfca55d2f092e509fa668856cd294720a", kill_on_drop: false }`
[INFO] [stdout] 6bf9f3511537243a5f63e0f4f55461bbfca55d2f092e509fa668856cd294720a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cbae7cbdcad948319d3f227067f8a885964ff099a22fe21afe652769b740e40e
[INFO] running `Command { std: "docker" "start" "-a" "cbae7cbdcad948319d3f227067f8a885964ff099a22fe21afe652769b740e40e", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `MulAssign`
[INFO] [stderr]  --> src/linalg/matrix.rs:6:70
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::ops::{Add, AddAssign, Div, DivAssign, Index, IndexMut, Mul, MulAssign, Sub, SubAssign};
[INFO] [stderr]   |                                                                      ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Value`
[INFO] [stderr]  --> src/trace/description.rs:5:19
[INFO] [stderr]   |
[INFO] [stderr] 5 | use toml::{Table, Value};
[INFO] [stderr]   |                   ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `line_nums`
[INFO] [stderr]   --> src/trace/camera.rs:90:17
[INFO] [stderr]    |
[INFO] [stderr] 90 |             let line_nums = lines_numbers.clone();
[INFO] [stderr]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_nums`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tx`
[INFO] [stderr]   --> src/trace/camera.rs:91:17
[INFO] [stderr]    |
[INFO] [stderr] 91 |             let tx = tx.clone();
[INFO] [stderr]    |                 ^^ help: if this is intentional, prefix it with an underscore: `_tx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sampling_strategy`
[INFO] [stderr]   --> src/trace/camera.rs:92:17
[INFO] [stderr]    |
[INFO] [stderr] 92 |             let sampling_strategy = sampling_strategy.clone();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sampling_strategy`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rx`
[INFO] [stderr]   --> src/trace/camera.rs:87:18
[INFO] [stderr]    |
[INFO] [stderr] 87 |         let (tx, rx) = mpsc::channel::<Vec<Colour>>();
[INFO] [stderr]    |                  ^^ help: if this is intentional, prefix it with an underscore: `_rx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `join_handles`
[INFO] [stderr]   --> src/trace/camera.rs:89:13
[INFO] [stderr]    |
[INFO] [stderr] 89 |         let join_handles = (0..num_threads).map(|_| {
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_join_handles`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `join_handles`
[INFO] [stderr]   --> src/trace/cfg.rs:37:14
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let (join_handles, rx) = self.spawn_threads(self.num_threads);
[INFO] [stderr]    |              ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_join_handles`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread_i`
[INFO] [stderr]   --> src/trace/cfg.rs:58:19
[INFO] [stderr]    |
[INFO] [stderr] 58 |             .map(|thread_i| {
[INFO] [stderr]    |                   ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_thread_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `incident_direction`
[INFO] [stderr]   --> src/trace/material.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |         incident_direction: Vec3,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_incident_direction`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]   --> src/trace/sampling.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         rng: &mut Box<dyn RngCore>,
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]   --> src/trace/sampling.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |         rng: &mut Box<dyn RngCore>,
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stderr] 
[INFO] [stderr] warning: function `option_ordering_min_none` is never used
[INFO] [stderr]   --> src/internal/option.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn option_ordering_min_none<T>(x: &Option<T>, y: &Option<T>) -> Ordering
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `forward` is never read
[INFO] [stderr]   --> src/trace/camera.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct Camera<const W: usize, const H: usize> {
[INFO] [stderr]    |            ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 21 |     forward: Vec3,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `trace_sample` and `spawn_threads` are never used
[INFO] [stderr]   --> src/trace/camera.rs:75:8
[INFO] [stderr]    |
[INFO] [stderr] 26 | impl<const W: usize, const H: usize> Camera<W, H> {
[INFO] [stderr]    | ------------------------------------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 75 |     fn trace_sample(&self, rng: &mut Box<dyn RngCore>, world: &World, x: f64, y: f64) -> Colour {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 81 |     fn spawn_threads<S: SamplingStrategy + Clone + 'static>(
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `normal` is never read
[INFO] [stderr]   --> src/trace/world.rs:17:15
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub struct HitRecord {
[INFO] [stderr]    |            --------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 17 |     pub(self) normal: Vec3,
[INFO] [stderr]    |               ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `bs-trace` (lib) generated 16 warnings (run `cargo fix --lib -p bs-trace` to apply 12 suggestions)
[INFO] [stderr] warning: unused import: `bs_trace::image::prelude::Colour`
[INFO] [stderr]  --> src/bin/bs_trace.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use bs_trace::image::prelude::Colour;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Lambertian` and `Metal`
[INFO] [stderr]  --> src/bin/bs_trace.rs:3:33
[INFO] [stderr]   |
[INFO] [stderr] 3 | use bs_trace::trace::material::{Lambertian, Metal};
[INFO] [stderr]   |                                 ^^^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Sphere` and `World`
[INFO] [stderr]  --> src/bin/bs_trace.rs:6:30
[INFO] [stderr]   |
[INFO] [stderr] 6 | use bs_trace::trace::world::{Sphere, World};
[INFO] [stderr]   |                              ^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> src/bin/bs_trace.rs:9:26
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::io::{BufWriter, Write};
[INFO] [stderr]   |                          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/bs_trace.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let mut camera: Camera<WIDTH, HEIGHT> = unsafe {
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]   --> src/bin/bs_trace.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let rng = rand::thread_rng();
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_main` is never used
[INFO] [stderr]   --> src/bin/bs_trace.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn test_main() -> std::io::Result<()> {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `bs-trace` (bin "bs-trace" test) generated 7 warnings (run `cargo fix --bin "bs-trace" -p bs-trace --tests` to apply 6 suggestions)
[INFO] [stderr] warning: `bs-trace` (lib test) generated 16 warnings (16 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bs_trace-d57275644972a24c)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test linalg::matrix::tests::check_add ... ok
[INFO] [stdout] test linalg::matrix::tests::check_mul ... ok
[INFO] [stdout] test linalg::matrix::tests::check_sub ... ok
[INFO] [stdout] test linalg::matrix::tests::check_transpose ... ok
[INFO] [stdout] test linalg::vector::tests::check_add ... ok
[INFO] [stdout] test linalg::vector::tests::check_div_assign_componentwise ... ok
[INFO] [stdout] test linalg::vector::tests::check_div_assign_scalar ... ok
[INFO] [stdout] test linalg::vector::tests::check_mul_assign_scalar ... ok
[INFO] [stdout] test linalg::vector::tests::check_div_scalar ... ok
[INFO] [stdout] test linalg::vector::tests::check_mul_componentwise ... ok
[INFO] [stdout] test linalg::vector::tests::check_mul_assign_componentwise ... ok
[INFO] [stdout] test linalg::vector::tests::check_mul_scalar ... ok
[INFO] [stdout] test linalg::vector::tests::check_add_assign ... ok
[INFO] [stdout] test linalg::vector::tests::check_sub_assign ... ok
[INFO] [stdout] test linalg::vector::tests::check_div_componentwise ... ok
[INFO] [stdout] test linalg::matrix::tests::check_rref ... FAILED
[INFO] [stdout] test linalg::vector::tests::check_sub ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- linalg::matrix::tests::check_rref stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'linalg::matrix::tests::check_rref' (27) panicked at src/linalg/matrix.rs:551:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: Matrix { cols: [Vector { data: [1.0, 0.0, 0.0] }, Vector { data: [0.0, 1.0, 0.0] }, Vector { data: [0.0, 0.0, 1.0] }, Vector { data: [2.0, 3.0, -1.0] }] }
[INFO] [stdout]  right: Matrix { cols: [Vector { data: [1.0, 1.0, 1.0] }, Vector { data: [0.5, 0.3333333333333333, -0.5] }, Vector { data: [-0.5, -0.6666666666666666, -1.0] }, Vector { data: [4.0, 3.6666666666666665, 1.5] }] }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x63550b190b32 - std::backtrace_rs::backtrace::libunwind::trace::ha50a1f28c7a10cf8
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x63550b190b32 - std::backtrace_rs::backtrace::trace_unsynchronized::h34f8c4ec82a320bc
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x63550b190b32 - std::sys::backtrace::_print_fmt::h2d23e84e13d343bc
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x63550b190b32 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hde21067283f7e82e
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x63550b1a0eff - core::fmt::rt::Argument::fmt::he65307037dca33c6
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x63550b1a0eff - core::fmt::write::h24186904251c31cb
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x63550b15e733 - std::io::default_write_fmt::h4e8d11c5c4b9cafe
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x63550b15e733 - std::io::Write::write_fmt::ha849be0824d095ef
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x63550b16a3a2 - std::sys::backtrace::BacktraceLock::print::he038489aba5894a6
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x63550b16ee7f - std::panicking::default_hook::{{closure}}::h80a26d916c49679b
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x63550b16ed11 - std::panicking::default_hook::he2e9efee79b3dce9
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x63550b130fbe - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h202f496763929329
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x63550b130fbe - test::test_main_with_exit_callback::{{closure}}::h805a6913adddaea3
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x63550b16f48f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h2883c9d2dbd4e81c
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x63550b16f48f - std::panicking::panic_with_hook::hf5648b7cec6bc73e
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x63550b16f2ea - std::panicking::panic_handler::{{closure}}::h1b2ed3864ba94359
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x63550b16a4d9 - std::sys::backtrace::__rust_end_short_backtrace::hd0186b2b27f5aaa7
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x63550b152dcd - __rustc[f7dae8b92efe1d7a]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x63550b1a8770 - core::panicking::panic_fmt::hb5d6b83773432920
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x63550b1a8613 - core::panicking::assert_failed_inner::ha59fbb70905830e9
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panicking.rs:444:17
[INFO] [stdout]   20:     0x63550b103af3 - core::panicking::assert_failed::ha726eb329f0ddf13
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panicking.rs:399:5
[INFO] [stdout]   21:     0x63550b0fea94 - bs_trace::linalg::matrix::tests::check_rref::hf0f6032ab33094d5
[INFO] [stdout]                                at /opt/rustwide/workdir/src/linalg/matrix.rs:551:9
[INFO] [stdout]   22:     0x63550b0feab7 - bs_trace::linalg::matrix::tests::check_rref::{{closure}}::h8226b5f13057b321
[INFO] [stdout]                                at /opt/rustwide/workdir/src/linalg/matrix.rs:537:20
[INFO] [stdout]   23:     0x63550b1011b6 - core::ops::function::FnOnce::call_once::hd9efabd2d2d83d85
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x63550b130e2b - core::ops::function::FnOnce::call_once::h3a2d82edd1a9b770
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x63550b130e2b - test::__rust_begin_short_backtrace::h85d4fe5033219107
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x63550b144e1d - test::run_test_in_process::{{closure}}::h67b48a81b9c9d7b6
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x63550b144e1d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h7680585480377cb5
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x63550b144e1d - std::panicking::catch_unwind::do_call::hf71351b2657d4002
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x63550b144e1d - std::panicking::catch_unwind::h7fcb5c0312d9e172
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x63550b144e1d - std::panic::catch_unwind::h5cf3c9bdee894ebe
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x63550b144e1d - test::run_test_in_process::h1469cb85193a3a25
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x63550b144e1d - test::run_test::{{closure}}::h59d45b3cd6453d69
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x63550b11e364 - test::run_test::{{closure}}::h9baa0c3d443f28c9
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x63550b11e364 - std::sys::backtrace::__rust_begin_short_backtrace::h97ea8cee4828663e
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x63550b121bba - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h5d7539d5f78cee61
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   36:     0x63550b121bba - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::he4c551e23c5e9b22
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x63550b121bba - std::panicking::catch_unwind::do_call::h522b41a6c157aaba
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x63550b121bba - std::panicking::catch_unwind::h0efbf72006b8e365
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x63550b121bba - std::panic::catch_unwind::h3b081041e6c97066
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x63550b121bba - std::thread::Builder::spawn_unchecked_::{{closure}}::ha751309815d5d8cf
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   41:     0x63550b121bba - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2084b887a5fe25a7
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x63550b1658df - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3adbd6ccf5f737af
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   43:     0x63550b1658df - std::sys::thread::unix::Thread::new::thread_start::hb3dc6483caa1b987
[INFO] [stdout]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   44:     0x7eabf019eaa4 - <unknown>
[INFO] [stdout]   45:     0x7eabf022ba64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     linalg::matrix::tests::check_rref
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 16 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "cbae7cbdcad948319d3f227067f8a885964ff099a22fe21afe652769b740e40e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbae7cbdcad948319d3f227067f8a885964ff099a22fe21afe652769b740e40e", kill_on_drop: false }`
[INFO] [stdout] cbae7cbdcad948319d3f227067f8a885964ff099a22fe21afe652769b740e40e
