[INFO] cloning repository https://github.com/ar90n/ray-tracing-in-weekends-with-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ar90n/ray-tracing-in-weekends-with-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Far90n%2Fray-tracing-in-weekends-with-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Far90n%2Fray-tracing-in-weekends-with-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dea0460977db2832dd6434aeb7eace6f8ae9e56f
[INFO] testing ar90n/ray-tracing-in-weekends-with-rust against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Far90n%2Fray-tracing-in-weekends-with-rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ar90n/ray-tracing-in-weekends-with-rust
[INFO] finished tweaking git repo https://github.com/ar90n/ray-tracing-in-weekends-with-rust
[INFO] tweaked toml for git repo https://github.com/ar90n/ray-tracing-in-weekends-with-rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ar90n/ray-tracing-in-weekends-with-rust on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ar90n/ray-tracing-in-weekends-with-rust 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6075040e2c0e14e372db1640b0956966e5cfa1cd7cd69f17963360d72de8b7a5
[INFO] running `Command { std: "docker" "start" "-a" "6075040e2c0e14e372db1640b0956966e5cfa1cd7cd69f17963360d72de8b7a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6075040e2c0e14e372db1640b0956966e5cfa1cd7cd69f17963360d72de8b7a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6075040e2c0e14e372db1640b0956966e5cfa1cd7cd69f17963360d72de8b7a5", kill_on_drop: false }`
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[INFO] [stdout] 151c9dd277db57737dba568f99acb3bc5034deaa77859bd2b9899cd3ac6df4b8
[INFO] running `Command { std: "docker" "start" "-a" "151c9dd277db57737dba568f99acb3bc5034deaa77859bd2b9899cd3ac6df4b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling weezl v0.1.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling bytemuck v1.5.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling gif v0.11.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling ordered-float v2.1.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling first_weekend v0.1.0 (/opt/rustwide/workdir/first_weekend)
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> first_weekend/src/main.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let n = 500;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `w` is never read
[INFO] [stdout]   --> first_weekend/src/camera.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Camera {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     w: Vec3,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> first_weekend/src/hitable_list.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl HitableList {
[INFO] [stdout]   | ---------------- associated function in this implementation
[INFO] [stdout] 8 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `A` should have a snake case name
[INFO] [stdout]  --> first_weekend/src/ray.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     A: Vec3,
[INFO] [stdout]   |     ^ help: convert the identifier to snake case: `a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `B` should have a snake case name
[INFO] [stdout]  --> first_weekend/src/ray.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     B: Vec3,
[INFO] [stdout]   |     ^ help: convert the identifier to snake case: `b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling tiff v0.6.1
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling second_weekend v0.1.0 (/opt/rustwide/workdir/second_weekend)
[INFO] [stdout] warning: unused import: `collections::btree_set::Difference`
[INFO] [stdout]  --> second_weekend/src/material.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::btree_set::Difference, f64::consts::PI};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]   --> second_weekend/src/material.rs:50:23
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn emitted(&self, u: f32, v: f32, p: &Vec3) -> Vec3 {
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> second_weekend/src/material.rs:50:31
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn emitted(&self, u: f32, v: f32, p: &Vec3) -> Vec3 {
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> second_weekend/src/material.rs:50:39
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn emitted(&self, u: f32, v: f32, p: &Vec3) -> Vec3 {
[INFO] [stdout]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_scene` is never used
[INFO] [stdout]   --> second_weekend/src/main.rs:50:4
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn random_scene() -> HitableList {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `simple_scene` is never used
[INFO] [stdout]    --> second_weekend/src/main.rs:121:4
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn simple_scene() -> HitableList {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `simple_light` is never used
[INFO] [stdout]    --> second_weekend/src/main.rs:147:4
[INFO] [stdout]     |
[INFO] [stdout] 147 | fn simple_light() -> HitableList {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cornel_box` is never used
[INFO] [stdout]    --> second_weekend/src/main.rs:181:4
[INFO] [stdout]     |
[INFO] [stdout] 181 | fn cornel_box() -> HitableList {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `w` is never read
[INFO] [stdout]   --> second_weekend/src/camera.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Camera {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     w: Vec3,
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CheckerTexture` is never constructed
[INFO] [stdout]   --> second_weekend/src/texture.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct CheckerTexture {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> second_weekend/src/texture.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl CheckerTexture {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 31 |     pub fn new(odd: Box<dyn Texture>, even: Box<dyn Texture>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `A` should have a snake case name
[INFO] [stdout]  --> second_weekend/src/ray.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     A: Vec3,
[INFO] [stdout]   |     ^ help: convert the identifier to snake case: `a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `B` should have a snake case name
[INFO] [stdout]  --> second_weekend/src/ray.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     B: Vec3,
[INFO] [stdout]   |     ^ help: convert the identifier to snake case: `b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.30s
[INFO] running `Command { std: "docker" "inspect" "151c9dd277db57737dba568f99acb3bc5034deaa77859bd2b9899cd3ac6df4b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "151c9dd277db57737dba568f99acb3bc5034deaa77859bd2b9899cd3ac6df4b8", kill_on_drop: false }`
[INFO] [stdout] 151c9dd277db57737dba568f99acb3bc5034deaa77859bd2b9899cd3ac6df4b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 63ca22e2d6f08ead75875e22b2e0f0403acc9b05cfd680295652b223d04ea20b
[INFO] running `Command { std: "docker" "start" "-a" "63ca22e2d6f08ead75875e22b2e0f0403acc9b05cfd680295652b223d04ea20b", kill_on_drop: false }`
[INFO] [stderr]    Compiling first_weekend v0.1.0 (/opt/rustwide/workdir/first_weekend)
[INFO] [stderr]    Compiling second_weekend v0.1.0 (/opt/rustwide/workdir/second_weekend)
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> first_weekend/src/main.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let n = 500;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `w` is never read
[INFO] [stdout]   --> first_weekend/src/camera.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Camera {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     w: Vec3,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> first_weekend/src/hitable_list.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl HitableList {
[INFO] [stdout]   | ---------------- associated function in this implementation
[INFO] [stdout] 8 |     pub fn new() -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `A` should have a snake case name
[INFO] [stdout]  --> first_weekend/src/ray.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     A: Vec3,
[INFO] [stdout]   |     ^ help: convert the identifier to snake case: `a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `B` should have a snake case name
[INFO] [stdout]  --> first_weekend/src/ray.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     B: Vec3,
[INFO] [stdout]   |     ^ help: convert the identifier to snake case: `b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::btree_set::Difference`
[INFO] [stdout]  --> second_weekend/src/material.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::btree_set::Difference, f64::consts::PI};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]   --> second_weekend/src/material.rs:50:23
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn emitted(&self, u: f32, v: f32, p: &Vec3) -> Vec3 {
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> second_weekend/src/material.rs:50:31
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn emitted(&self, u: f32, v: f32, p: &Vec3) -> Vec3 {
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> second_weekend/src/material.rs:50:39
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn emitted(&self, u: f32, v: f32, p: &Vec3) -> Vec3 {
[INFO] [stdout]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_scene` is never used
[INFO] [stdout]   --> second_weekend/src/main.rs:50:4
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn random_scene() -> HitableList {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `simple_scene` is never used
[INFO] [stdout]    --> second_weekend/src/main.rs:121:4
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn simple_scene() -> HitableList {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `simple_light` is never used
[INFO] [stdout]    --> second_weekend/src/main.rs:147:4
[INFO] [stdout]     |
[INFO] [stdout] 147 | fn simple_light() -> HitableList {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cornel_box` is never used
[INFO] [stdout]    --> second_weekend/src/main.rs:181:4
[INFO] [stdout]     |
[INFO] [stdout] 181 | fn cornel_box() -> HitableList {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `w` is never read
[INFO] [stdout]   --> second_weekend/src/camera.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Camera {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     w: Vec3,
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CheckerTexture` is never constructed
[INFO] [stdout]   --> second_weekend/src/texture.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct CheckerTexture {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> second_weekend/src/texture.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl CheckerTexture {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 31 |     pub fn new(odd: Box<dyn Texture>, even: Box<dyn Texture>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `A` should have a snake case name
[INFO] [stdout]  --> second_weekend/src/ray.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     A: Vec3,
[INFO] [stdout]   |     ^ help: convert the identifier to snake case: `a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `B` should have a snake case name
[INFO] [stdout]  --> second_weekend/src/ray.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     B: Vec3,
[INFO] [stdout]   |     ^ help: convert the identifier to snake case: `b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "63ca22e2d6f08ead75875e22b2e0f0403acc9b05cfd680295652b223d04ea20b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63ca22e2d6f08ead75875e22b2e0f0403acc9b05cfd680295652b223d04ea20b", kill_on_drop: false }`
[INFO] [stdout] 63ca22e2d6f08ead75875e22b2e0f0403acc9b05cfd680295652b223d04ea20b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d80a88ca464e6f63b52bfe801a2e8edd42f9bb238d2c8996dcc5ae66204d9a44
[INFO] running `Command { std: "docker" "start" "-a" "d80a88ca464e6f63b52bfe801a2e8edd42f9bb238d2c8996dcc5ae66204d9a44", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> first_weekend/src/main.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let n = 500;
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `w` is never read
[INFO] [stderr]   --> first_weekend/src/camera.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 9  | pub struct Camera {
[INFO] [stderr]    |            ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 16 |     w: Vec3,
[INFO] [stderr]    |     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]  --> first_weekend/src/hitable_list.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | impl HitableList {
[INFO] [stderr]   | ---------------- associated function in this implementation
[INFO] [stderr] 8 |     pub fn new() -> Self {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `A` should have a snake case name
[INFO] [stderr]  --> first_weekend/src/ray.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     A: Vec3,
[INFO] [stderr]   |     ^ help: convert the identifier to snake case: `a`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `B` should have a snake case name
[INFO] [stderr]  --> first_weekend/src/ray.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     B: Vec3,
[INFO] [stderr]   |     ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr] warning: `first_weekend` (bin "first_weekend" test) generated 5 warnings
[INFO] [stderr] warning: unused import: `collections::btree_set::Difference`
[INFO] [stderr]  --> second_weekend/src/material.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{collections::btree_set::Difference, f64::consts::PI};
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> second_weekend/src/material.rs:50:23
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn emitted(&self, u: f32, v: f32, p: &Vec3) -> Vec3 {
[INFO] [stderr]    |                       ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> second_weekend/src/material.rs:50:31
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn emitted(&self, u: f32, v: f32, p: &Vec3) -> Vec3 {
[INFO] [stderr]    |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> second_weekend/src/material.rs:50:39
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn emitted(&self, u: f32, v: f32, p: &Vec3) -> Vec3 {
[INFO] [stderr]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: function `random_scene` is never used
[INFO] [stderr]   --> second_weekend/src/main.rs:50:4
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn random_scene() -> HitableList {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `simple_scene` is never used
[INFO] [stderr]    --> second_weekend/src/main.rs:121:4
[INFO] [stderr]     |
[INFO] [stderr] 121 | fn simple_scene() -> HitableList {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `simple_light` is never used
[INFO] [stderr]    --> second_weekend/src/main.rs:147:4
[INFO] [stderr]     |
[INFO] [stderr] 147 | fn simple_light() -> HitableList {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `cornel_box` is never used
[INFO] [stderr]    --> second_weekend/src/main.rs:181:4
[INFO] [stderr]     |
[INFO] [stderr] 181 | fn cornel_box() -> HitableList {
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `w` is never read
[INFO] [stderr]   --> second_weekend/src/camera.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 9  | pub struct Camera {
[INFO] [stderr]    |            ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 16 |     w: Vec3,
[INFO] [stderr]    |     ^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CheckerTexture` is never constructed
[INFO] [stderr]   --> second_weekend/src/texture.rs:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub struct CheckerTexture {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> second_weekend/src/texture.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 30 | impl CheckerTexture {
[INFO] [stderr]    | ------------------- associated function in this implementation
[INFO] [stderr] 31 |     pub fn new(odd: Box<dyn Texture>, even: Box<dyn Texture>) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `A` should have a snake case name
[INFO] [stderr]  --> second_weekend/src/ray.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     A: Vec3,
[INFO] [stderr]   |     ^ help: convert the identifier to snake case: `a`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `B` should have a snake case name
[INFO] [stderr]  --> second_weekend/src/ray.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     B: Vec3,
[INFO] [stderr]   |     ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr] warning: `second_weekend` (bin "second_weekend" test) generated 13 warnings (run `cargo fix --bin "second_weekend" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/first_weekend-e81d77af99eed6b8)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test vec3::test_add ... ok
[INFO] [stdout] test vec3::test_add_assign ... ok
[INFO] [stdout] test vec3::test_dot ... ok
[INFO] [stdout] test vec3::test_nen ... ok
[INFO] [stdout] test vec3::test_div ... ok
[INFO] [stdout] test vec3::test_sub ... ok
[INFO] [stdout] test vec3::test_sub_assign ... ok
[INFO] [stdout] test vec3::test_unit_vector ... ok
[INFO] [stdout] test vec3::test_make_unit_vector ... ok
[INFO] [stdout] test vec3::test_cross ... ok
[INFO] [stdout] test vec3::test_index ... ok
[INFO] [stdout] test vec3::test_div_assign ... ok
[INFO] [stdout] test vec3::test_mul ... ok
[INFO] [stdout] test vec3::test_mul_assign ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/second_weekend-6000244c1b1e6fa0)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test vec3::test_add ... ok
[INFO] [stdout] test vec3::test_add_assign ... ok
[INFO] [stdout] test vec3::test_div ... ok
[INFO] [stdout] test vec3::test_div_assign ... ok
[INFO] [stdout] test vec3::test_cross ... ok
[INFO] [stdout] test vec3::test_dot ... ok
[INFO] [stdout] test vec3::test_index ... ok
[INFO] [stdout] test vec3::test_make_unit_vector ... ok
[INFO] [stdout] test vec3::test_mul ... ok
[INFO] [stdout] test vec3::test_mul_assign ... ok
[INFO] [stdout] test vec3::test_nen ... ok
[INFO] [stdout] test vec3::test_sub ... ok
[INFO] [stdout] test vec3::test_sub_assign ... ok
[INFO] [stdout] test vec3::test_unit_vector ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d80a88ca464e6f63b52bfe801a2e8edd42f9bb238d2c8996dcc5ae66204d9a44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d80a88ca464e6f63b52bfe801a2e8edd42f9bb238d2c8996dcc5ae66204d9a44", kill_on_drop: false }`
[INFO] [stdout] d80a88ca464e6f63b52bfe801a2e8edd42f9bb238d2c8996dcc5ae66204d9a44