[INFO] cloning repository https://github.com/idelgado-tech/RusTracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/idelgado-tech/RusTracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fidelgado-tech%2FRusTracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fidelgado-tech%2FRusTracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b7397ed19426bc84430ee72ab0f36dd91c5e808
[INFO] testing idelgado-tech/RusTracer against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fidelgado-tech%2FRusTracer" "/workspace/builds/worker-72/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-72/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/idelgado-tech/RusTracer on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/idelgado-tech/RusTracer
[INFO] finished tweaking git repo https://github.com/idelgado-tech/RusTracer
[INFO] tweaked toml for git repo https://github.com/idelgado-tech/RusTracer written to /workspace/builds/worker-72/source/Cargo.toml
[INFO] crate git repo https://github.com/idelgado-tech/RusTracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded minifb v0.20.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcaa9900a7cc4831dbb0689a9e179f25ca5535f10037b30b98b1343c6ab9f38d
[INFO] running `Command { std: "docker" "start" "-a" "fcaa9900a7cc4831dbb0689a9e179f25ca5535f10037b30b98b1343c6ab9f38d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcaa9900a7cc4831dbb0689a9e179f25ca5535f10037b30b98b1343c6ab9f38d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcaa9900a7cc4831dbb0689a9e179f25ca5535f10037b30b98b1343c6ab9f38d", kill_on_drop: false }`
[INFO] [stdout] fcaa9900a7cc4831dbb0689a9e179f25ca5535f10037b30b98b1343c6ab9f38d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8312f26ab3cc34efe9b3c7798577b501f6ad964a56946a6933be9f454aa42887
[INFO] running `Command { std: "docker" "start" "-a" "8312f26ab3cc34efe9b3c7798577b501f6ad964a56946a6933be9f454aa42887", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling bindgen v0.56.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling cty v0.2.2
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling clang-sys v1.3.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling libloading v0.7.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling x11-dl v2.19.1
[INFO] [stderr]    Compiling minifb v0.20.0
[INFO] [stderr]    Compiling raw-window-handle v0.4.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling nix v0.20.2
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling raw-window-handle v0.3.4
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling xcursor v0.3.4
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling wayland-commons v0.28.6
[INFO] [stderr]    Compiling wayland-cursor v0.28.6
[INFO] [stderr]    Compiling xkbcommon-sys v0.7.5
[INFO] [stderr]    Compiling xkb v0.2.1
[INFO] [stderr]    Compiling rustracer v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::utils::*`
[INFO] [stdout]  --> src/canvas.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::utils::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Key`
[INFO] [stdout]  --> src/minifb_als.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | use minifb::{Key, Window, WindowOptions};
[INFO] [stdout]   |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Serialize`, `ser`
[INFO] [stdout]  --> src/ppm.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use serde::{ser, Serialize};
[INFO] [stdout]   |             ^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::f64::consts::*`
[INFO] [stdout]  --> src/tuple.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::f64::consts::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `WindowOptions`, `Window`
[INFO] [stdout]  --> src/main.rs:9:19
[INFO] [stdout]   |
[INFO] [stdout] 9 | use minifb::{Key, Window, WindowOptions};
[INFO] [stdout]   |                   ^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::canvas::*`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::canvas::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> src/matrix.rs:52:18
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn mul(self, other: Tuple) -> Tuple {
[INFO] [stdout]    |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/matrix.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let mut tuple = Tuple::new_point(0.0, 0.0, 0.0);
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `pos_from_index`
[INFO] [stdout]   --> src/canvas.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn pos_from_index(index: usize, canvas: &Canvas) -> (usize, usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_canvas`
[INFO] [stdout]   --> src/canvas.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |    pub  fn new_canvas(width: usize, height: usize) -> Canvas {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `LIGHT_VIOLET`
[INFO] [stdout]   --> src/color.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | / pub const LIGHT_VIOLET: Color = Color {
[INFO] [stdout] 34 | |     red: 0.5,
[INFO] [stdout] 35 | |     green: 0.5,
[INFO] [stdout] 36 | |     blue: 1.0,
[INFO] [stdout] 37 | | };
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `from_u8_rgb`
[INFO] [stdout]  --> src/minifb_als.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn from_u8_rgb(r: u8, g: u8, b: u8) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_tuple`
[INFO] [stdout]   --> src/tuple.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn new_tuple(x: f64, y: f64, z: f64, w: i64) -> Tuple {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `negate`
[INFO] [stdout]   --> src/tuple.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn negate(self) -> Tuple {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `magnitude`
[INFO] [stdout]   --> src/tuple.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn magnitude(&self) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_unit`
[INFO] [stdout]   --> src/tuple.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn is_unit(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `normalize`
[INFO] [stdout]   --> src/tuple.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn normalize(self) -> Tuple {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dot_product`
[INFO] [stdout]    --> src/tuple.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn dot_product(a: &Tuple, b: &Tuple) -> f64 {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cross_product`
[INFO] [stdout]    --> src/tuple.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn cross_product(a: &Tuple, b: &Tuple) -> Tuple {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_matrix_with_data`
[INFO] [stdout]   --> src/matrix.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn new_matrix_with_data(size: usize, data: Vec<f64>) -> Matrix {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 03s
[INFO] running `Command { std: "docker" "inspect" "8312f26ab3cc34efe9b3c7798577b501f6ad964a56946a6933be9f454aa42887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8312f26ab3cc34efe9b3c7798577b501f6ad964a56946a6933be9f454aa42887", kill_on_drop: false }`
[INFO] [stdout] 8312f26ab3cc34efe9b3c7798577b501f6ad964a56946a6933be9f454aa42887
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6983e34ac93af8b4f6f1a30e3f660a45db80443a91a16402f39fc39343cd0aba
[INFO] running `Command { std: "docker" "start" "-a" "6983e34ac93af8b4f6f1a30e3f660a45db80443a91a16402f39fc39343cd0aba", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustracer v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::utils::*`
[INFO] [stdout]  --> src/canvas.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::utils::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Key`
[INFO] [stdout]  --> src/minifb_als.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | use minifb::{Key, Window, WindowOptions};
[INFO] [stdout]   |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Serialize`, `ser`
[INFO] [stdout]  --> src/ppm.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use serde::{ser, Serialize};
[INFO] [stdout]   |             ^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::f64::consts::*`
[INFO] [stdout]  --> src/tuple.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::f64::consts::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `WindowOptions`, `Window`
[INFO] [stdout]  --> src/main.rs:9:19
[INFO] [stdout]   |
[INFO] [stdout] 9 | use minifb::{Key, Window, WindowOptions};
[INFO] [stdout]   |                   ^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::canvas::*`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::canvas::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> src/matrix.rs:52:18
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn mul(self, other: Tuple) -> Tuple {
[INFO] [stdout]    |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/matrix.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let mut tuple = Tuple::new_point(0.0, 0.0, 0.0);
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `pos_from_index`
[INFO] [stdout]   --> src/canvas.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn pos_from_index(index: usize, canvas: &Canvas) -> (usize, usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `LIGHT_VIOLET`
[INFO] [stdout]   --> src/color.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | / pub const LIGHT_VIOLET: Color = Color {
[INFO] [stdout] 34 | |     red: 0.5,
[INFO] [stdout] 35 | |     green: 0.5,
[INFO] [stdout] 36 | |     blue: 1.0,
[INFO] [stdout] 37 | | };
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `from_u8_rgb`
[INFO] [stdout]  --> src/minifb_als.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn from_u8_rgb(r: u8, g: u8, b: u8) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "6983e34ac93af8b4f6f1a30e3f660a45db80443a91a16402f39fc39343cd0aba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6983e34ac93af8b4f6f1a30e3f660a45db80443a91a16402f39fc39343cd0aba", kill_on_drop: false }`
[INFO] [stdout] 6983e34ac93af8b4f6f1a30e3f660a45db80443a91a16402f39fc39343cd0aba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bed9c593ca3f12e37a52a75f22c393f89dbd30be7abe76a3b4332236d7127f0a
[INFO] running `Command { std: "docker" "start" "-a" "bed9c593ca3f12e37a52a75f22c393f89dbd30be7abe76a3b4332236d7127f0a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `crate::utils::*`
[INFO] [stderr]  --> src/canvas.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::utils::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Key`
[INFO] [stderr]  --> src/minifb_als.rs:4:14
[INFO] [stderr]   |
[INFO] [stderr] 4 | use minifb::{Key, Window, WindowOptions};
[INFO] [stderr]   |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Serialize`, `ser`
[INFO] [stderr]  --> src/ppm.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 | use serde::{ser, Serialize};
[INFO] [stderr]   |             ^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::f64::consts::*`
[INFO] [stderr]  --> src/tuple.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::f64::consts::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `WindowOptions`, `Window`
[INFO] [stderr]  --> src/main.rs:9:19
[INFO] [stderr]   |
[INFO] [stderr] 9 | use minifb::{Key, Window, WindowOptions};
[INFO] [stderr]   |                   ^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::canvas::*`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use crate::canvas::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]   --> src/matrix.rs:52:18
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn mul(self, other: Tuple) -> Tuple {
[INFO] [stderr]    |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/matrix.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let mut tuple = Tuple::new_point(0.0, 0.0, 0.0);
[INFO] [stderr]    |             ----^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pos_from_index`
[INFO] [stderr]   --> src/canvas.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn pos_from_index(index: usize, canvas: &Canvas) -> (usize, usize) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `LIGHT_VIOLET`
[INFO] [stderr]   --> src/color.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | / pub const LIGHT_VIOLET: Color = Color {
[INFO] [stderr] 34 | |     red: 0.5,
[INFO] [stderr] 35 | |     green: 0.5,
[INFO] [stderr] 36 | |     blue: 1.0,
[INFO] [stderr] 37 | | };
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `from_u8_rgb`
[INFO] [stderr]  --> src/minifb_als.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn from_u8_rgb(r: u8, g: u8, b: u8) -> u32 {
[INFO] [stderr]   |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rustracer` (bin "rustracer" test) generated 11 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustracer-2b58e428bd93c7c6)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test canvas::canvas_tests::canvas_creation ... ok
[INFO] [stdout] test color::color_tests::color_creation ... ok
[INFO] [stdout] test color::color_tests::color_substraction ... ok
[INFO] [stdout] test color::color_tests::color_multiplication ... ok
[INFO] [stdout] test color::color_tests::color_mult_by_a_scalar ... ok
[INFO] [stdout] test matrix::matrix_tests::matrix_2x2_creation ... ok
[INFO] [stdout] test matrix::matrix_tests::matrix_creation ... ok
[INFO] [stdout] test matrix::matrix_tests::matrix_equality ... ok
[INFO] [stdout] test matrix::matrix_tests::matrix_inequality ... ok
[INFO] [stdout] test matrix::matrix_tests::matrix_multiplication ... ok
[INFO] [stdout] test matrix::matrix_tests::matrix_multiplication_by_identity ... ok
[INFO] [stdout] test tuple::tuple_tests::computing_magnitude ... ok
[INFO] [stdout] test tuple::tuple_tests::cross_product ... ok
[INFO] [stdout] test tuple::tuple_tests::divise_a_tuple_by_a_scalar ... ok
[INFO] [stdout] test tuple::tuple_tests::multiplying_a_tuple_by_a_fraction ... ok
[INFO] [stdout] test tuple::tuple_tests::dot_product ... ok
[INFO] [stdout] test tuple::tuple_tests::negate_tuple ... ok
[INFO] [stdout] test color::color_tests::color_addition ... ok
[INFO] [stdout] test tuple::tuple_tests::tuple_creation ... ok
[INFO] [stdout] test tuple::tuple_tests::substract_zero_vectors ... ok
[INFO] [stdout] test tuple::tuple_tests::substract_points ... ok
[INFO] [stdout] test tuple::tuple_tests::multiplying_a_tuple_by_a_scalar ... ok
[INFO] [stdout] test tuple::tuple_tests::vector_creation ... ok
[INFO] [stdout] test tuple::tuple_tests::adding_tuples ... ok
[INFO] [stdout] test matrix::matrix_tests::matrix_3x3_creation ... ok
[INFO] [stdout] test tuple::tuple_tests::nomalizing_vector ... ok
[INFO] [stdout] test tuple::tuple_tests::point_creation ... ok
[INFO] [stdout] test tuple::tuple_tests::substract_vector_from_points ... ok
[INFO] [stdout] test tuple::tuple_tests::substract_vectors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bed9c593ca3f12e37a52a75f22c393f89dbd30be7abe76a3b4332236d7127f0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bed9c593ca3f12e37a52a75f22c393f89dbd30be7abe76a3b4332236d7127f0a", kill_on_drop: false }`
[INFO] [stdout] bed9c593ca3f12e37a52a75f22c393f89dbd30be7abe76a3b4332236d7127f0a